Dayton Mcd Weather Records (USC00332067)
Record envelope, standing records and threshold days for Dayton Mcd (USC00332067), Ohio, United States, with 134 years of record.
Key Facts for Dayton Mcd
- Dayton Mcd (USC00332067) is a weather station in Ohio, United States at 39.78 latitude and -84.19 longitude, 227 m (743 ft) above sea level.
- The station reports from 1893 to 2026, 134 years of record.
- 1,464 records set at Dayton Mcd still stand.
- Records are tracked for tmax, tmin, prcp, snow, snwd: an element needs 30 years of data to be eligible.
- Dayton Mcd set a daily record precipitation of 53.6 mm (2.1 in) on 21 September 2026 (provisional).
Provisional Records
Records set in the last 60 days are provisional until they clear the revision window.
About the Station
- Location: Ohio, United States, 39.78 latitude, -84.19 longitude.
- Elevation: 227 m (743 ft).
- Period of record: 1893 to 2026, 134 years.
- Eligible elements: tmax, tmin, prcp, snow, snwd.
Daily Record Envelope and 2026
0 days at or beyond a record| Month | Highest record high | Lowest record low | 2026 highest maximum | 2026 lowest minimum |
|---|---|---|---|---|
| Jan | 23.9 C (75.0 F) | -29.4 C (-20.9 F) | n/a | n/a |
| Feb | 25.0 C (77.0 F) | -33.3 C (-27.9 F) | n/a | n/a |
| Mar | 31.1 C (88.0 F) | -17.8 C (0.0 F) | n/a | n/a |
| Apr | 32.2 C (90.0 F) | -9.4 C (15.1 F) | n/a | n/a |
| May | 36.7 C (98.1 F) | -2.2 C (28.0 F) | n/a | n/a |
| Jun | 39.4 C (102.9 F) | 2.8 C (37.0 F) | n/a | n/a |
| Jul | 42.2 C (108.0 F) | 7.2 C (45.0 F) | n/a | n/a |
| Aug | 40.6 C (105.1 F) | 2.8 C (37.0 F) | n/a | n/a |
| Sep | 38.9 C (102.0 F) | -1.7 C (28.9 F) | n/a | n/a |
| Oct | 36.7 C (98.1 F) | -7.8 C (18.0 F) | n/a | n/a |
| Nov | 27.2 C (81.0 F) | -15.6 C (3.9 F) | n/a | n/a |
| Dec | 23.9 C (75.0 F) | -26.7 C (-16.1 F) | n/a | n/a |
Which Years Hold Standing Records
1,464 standing records| Year set | Standing records |
|---|---|
| 1893 | 5 |
| 1894 | 14 |
| 1895 | 30 |
| 1896 | 21 |
| 1897 | 41 |
| 1898 | 10 |
| 1899 | 30 |
| 1900 | 18 |
| 1901 | 23 |
| 1902 | 13 |
| 1903 | 18 |
| 1904 | 16 |
| 1905 | 3 |
| 1906 | 20 |
| 1907 | 18 |
| 1908 | 15 |
| 1909 | 17 |
| 1910 | 18 |
| 1911 | 21 |
| 1912 | 12 |
| 1913 | 22 |
| 1914 | 24 |
| 1915 | 22 |
| 1916 | 10 |
| 1917 | 25 |
| 1918 | 17 |
| 1919 | 4 |
| 1920 | 15 |
| 1921 | 5 |
| 1922 | 10 |
| 1923 | 14 |
| 1933 | 3 |
| 1934 | 18 |
| 1935 | 8 |
| 1936 | 18 |
| 1937 | 6 |
| 1938 | 5 |
| 1939 | 2 |
| 1940 | 10 |
| 1941 | 10 |
| 1942 | 11 |
| 1943 | 16 |
| 1944 | 7 |
| 1945 | 11 |
| 1946 | 5 |
| 1947 | 7 |
| 1948 | 6 |
| 1949 | 10 |
| 1950 | 19 |
| 1951 | 11 |
| 1952 | 10 |
| 1953 | 6 |
| 1954 | 11 |
| 1955 | 10 |
| 1956 | 4 |
| 1957 | 8 |
| 1958 | 8 |
| 1959 | 9 |
| 1960 | 10 |
| 1961 | 7 |
| 1962 | 12 |
| 1963 | 10 |
| 1964 | 12 |
| 1965 | 5 |
| 1966 | 10 |
| 1967 | 7 |
| 1968 | 5 |
| 1969 | 4 |
| 1970 | 8 |
| 1971 | 4 |
| 1972 | 11 |
| 1973 | 6 |
| 1974 | 10 |
| 1975 | 4 |
| 1976 | 14 |
| 1977 | 16 |
| 1978 | 3 |
| 1979 | 9 |
| 1980 | 5 |
| 1981 | 5 |
| 1982 | 12 |
| 1983 | 15 |
| 1984 | 17 |
| 1985 | 10 |
| 1986 | 16 |
| 1987 | 6 |
| 1988 | 14 |
| 1989 | 12 |
| 1990 | 16 |
| 1991 | 16 |
| 1992 | 8 |
| 1993 | 6 |
| 1994 | 10 |
| 1995 | 8 |
| 1996 | 9 |
| 1997 | 5 |
| 1998 | 16 |
| 1999 | 15 |
| 2000 | 10 |
| 2001 | 18 |
| 2002 | 4 |
| 2003 | 4 |
| 2004 | 5 |
| 2005 | 8 |
| 2006 | 5 |
| 2007 | 13 |
| 2008 | 9 |
| 2009 | 6 |
| 2010 | 13 |
| 2011 | 18 |
| 2012 | 14 |
| 2013 | 11 |
| 2014 | 21 |
| 2015 | 16 |
| 2016 | 9 |
| 2017 | 17 |
| 2018 | 24 |
| 2019 | 27 |
| 2020 | 28 |
| 2021 | 16 |
All-Time Record Progression
7 new records| Date | Kind | Detail |
|---|---|---|
| 1934-06-29 | Record high minimum temperature | Record high minimum temperature 26.7 C (80.1 F) |
| 1934-07-21 | Record high minimum temperature | Record high minimum temperature 27.8 C (82.0 F) |
| 1977-01-17 | Record low maximum temperature | Record low maximum temperature -22.2 C (-8.0 F) |
| 1978-01-21 | Record snow depth | Record snow depth 48.3 cm (19.0 in) |
| 1978-01-27 | Record snow depth | Record snow depth 53.3 cm (21.0 in) |
| 1979-09-14 | Record daily precipitation | Record daily precipitation 118.1 mm (4.6 in) |
| 1999-07-31 | Record high minimum temperature | Record high minimum temperature 28.3 C (82.9 F) |
Wettest Day of Each Month
Sep: 118.1 mm (4.6 in)| Month | Record daily precipitation (mm) | Date |
|---|---|---|
| Jan | 74.4 mm (2.9 in) | 22 January 1959 |
| Feb | 57.9 mm (2.3 in) | 2 February 1988 |
| Mar | 83.3 mm (3.3 in) | 5 March 1897 |
| Apr | 80.3 mm (3.2 in) | 14 April 1922 |
| May | 99.1 mm (3.9 in) | 18 May 1991 |
| Jun | 105.9 mm (4.2 in) | 19 June 2021 |
| Jul | 70.4 mm (2.8 in) | 22 July 2006 |
| Aug | 109.2 mm (4.3 in) | 2 August 2026 |
| Sep | 118.1 mm (4.6 in) | 14 September 1979 |
| Oct | 97.0 mm (3.8 in) | 5 October 1910 |
| Nov | 79.2 mm (3.1 in) | 6 November 1948 |
| Dec | 69.6 mm (2.7 in) | 22 December 2013 |
Period of Record Coverage
1893 to 2021| Year | Days with data | Share of year | Complete |
|---|---|---|---|
| 1893 | 214 | 59% | No |
| 1894 | 325 | 89% | No |
| 1895 | 292 | 80% | No |
| 1896 | 366 | 100% | Yes |
| 1897 | 365 | 100% | Yes |
| 1898 | 363 | 99% | Yes |
| 1899 | 359 | 98% | Yes |
| 1900 | 362 | 99% | Yes |
| 1901 | 363 | 99% | Yes |
| 1902 | 362 | 99% | Yes |
| 1903 | 361 | 99% | Yes |
| 1904 | 361 | 99% | Yes |
| 1905 | 365 | 100% | Yes |
| 1906 | 362 | 99% | Yes |
| 1907 | 362 | 99% | Yes |
| 1908 | 363 | 99% | Yes |
| 1909 | 358 | 98% | Yes |
| 1910 | 363 | 99% | Yes |
| 1911 | 356 | 98% | Yes |
| 1912 | 350 | 96% | Yes |
| 1913 | 354 | 97% | Yes |
| 1914 | 357 | 98% | Yes |
| 1915 | 365 | 100% | Yes |
| 1916 | 365 | 100% | Yes |
| 1917 | 365 | 100% | Yes |
| 1918 | 365 | 100% | Yes |
| 1919 | 365 | 100% | Yes |
| 1920 | 364 | 99% | Yes |
| 1921 | 363 | 99% | Yes |
| 1922 | 362 | 99% | Yes |
| 1923 | 364 | 100% | Yes |
| 1924 | 31 | 8% | No |
| 1933 | 116 | 32% | No |
| 1934 | 346 | 95% | Yes |
| 1935 | 344 | 94% | Yes |
| 1936 | 348 | 95% | Yes |
| 1937 | 346 | 95% | Yes |
| 1938 | 350 | 96% | Yes |
| 1939 | 347 | 95% | Yes |
| 1940 | 348 | 95% | Yes |
| 1941 | 345 | 95% | Yes |
| 1942 | 348 | 95% | Yes |
| 1943 | 363 | 99% | Yes |
| 1944 | 365 | 100% | Yes |
| 1945 | 365 | 100% | Yes |
| 1946 | 365 | 100% | Yes |
| 1947 | 365 | 100% | Yes |
| 1948 | 366 | 100% | Yes |
| 1949 | 360 | 99% | Yes |
| 1950 | 364 | 100% | Yes |
| 1951 | 360 | 99% | Yes |
| 1952 | 365 | 100% | Yes |
| 1953 | 362 | 99% | Yes |
| 1954 | 360 | 99% | Yes |
| 1955 | 358 | 98% | Yes |
| 1956 | 359 | 98% | Yes |
| 1957 | 357 | 98% | Yes |
| 1958 | 361 | 99% | Yes |
| 1959 | 359 | 98% | Yes |
| 1960 | 362 | 99% | Yes |
| 1961 | 361 | 99% | Yes |
| 1962 | 365 | 100% | Yes |
| 1963 | 365 | 100% | Yes |
| 1964 | 366 | 100% | Yes |
| 1965 | 365 | 100% | Yes |
| 1966 | 364 | 100% | Yes |
| 1967 | 365 | 100% | Yes |
| 1968 | 366 | 100% | Yes |
| 1969 | 360 | 99% | Yes |
| 1970 | 336 | 92% | Yes |
| 1971 | 365 | 100% | Yes |
| 1972 | 364 | 99% | Yes |
| 1973 | 337 | 92% | Yes |
| 1974 | 365 | 100% | Yes |
| 1975 | 363 | 99% | Yes |
| 1976 | 366 | 100% | Yes |
| 1977 | 364 | 100% | Yes |
| 1978 | 361 | 99% | Yes |
| 1979 | 363 | 99% | Yes |
| 1980 | 356 | 97% | Yes |
| 1981 | 364 | 100% | Yes |
| 1982 | 364 | 100% | Yes |
| 1983 | 361 | 99% | Yes |
| 1984 | 364 | 99% | Yes |
| 1985 | 324 | 89% | No |
| 1986 | 334 | 92% | Yes |
| 1987 | 362 | 99% | Yes |
| 1988 | 361 | 99% | Yes |
| 1989 | 364 | 100% | Yes |
| 1990 | 358 | 98% | Yes |
| 1991 | 356 | 98% | Yes |
| 1992 | 352 | 96% | Yes |
| 1993 | 364 | 100% | Yes |
| 1994 | 364 | 100% | Yes |
| 1995 | 363 | 99% | Yes |
| 1996 | 365 | 100% | Yes |
| 1997 | 361 | 99% | Yes |
| 1998 | 349 | 96% | Yes |
| 1999 | 345 | 95% | Yes |
| 2000 | 350 | 96% | Yes |
| 2001 | 365 | 100% | Yes |
| 2002 | 356 | 98% | Yes |
| 2003 | 364 | 100% | Yes |
| 2004 | 332 | 91% | Yes |
| 2005 | 363 | 99% | Yes |
| 2006 | 361 | 99% | Yes |
| 2007 | 276 | 76% | No |
| 2008 | 365 | 100% | Yes |
| 2009 | 365 | 100% | Yes |
| 2010 | 334 | 92% | Yes |
| 2011 | 360 | 99% | Yes |
| 2012 | 305 | 83% | No |
| 2013 | 365 | 100% | Yes |
| 2014 | 364 | 100% | Yes |
| 2015 | 336 | 92% | Yes |
| 2016 | 363 | 99% | Yes |
| 2017 | 364 | 100% | Yes |
| 2018 | 365 | 100% | Yes |
| 2019 | 365 | 100% | Yes |
| 2020 | 339 | 93% | Yes |
| 2021 | 212 | 58% | No |
Latest Records
20| Date | Station | Record | Value | Beat old record by | Old record stood | Significance |
|---|---|---|---|---|---|---|
| 21 September 2026 | Dayton Mcd, US | daily rain (Provisional) | 53.6 mm (2.1 in) | 19.1 mm (0.8 in) | 79 years | 48 of 100 (Notable) |
| 13 August 2026 | Dayton Mcd, US | daily rain | 50.3 mm (2.0 in) | 13.7 mm (0.5 in) | 28 years | 29 of 100 (Routine) |
| 12 August 2026 | Dayton Mcd, US | daily rain | 50.3 mm (2.0 in) | 11.7 mm (0.5 in) | 81 years | 44 of 100 (Notable) |
| 2 August 2026 | Dayton Mcd, US | monthly rain | 109.2 mm (4.3 in) | 25.6 mm (1.0 in) | 120 years | 72 of 100 (Major) |
| 23 May 2026 | Dayton Mcd, US | daily rain | 82.8 mm (3.3 in) | 15.5 mm (0.6 in) | 36 years | 35 of 100 (Notable) |
| 28 April 2026 | Dayton Mcd, US | daily rain | 42.2 mm (1.7 in) | 6.6 mm (0.26 in) | 24 years | 23 of 100 (Routine) |
| 20 February 2026 | Dayton Mcd, US | daily rain | 36.8 mm (1.4 in) | 7.6 mm (0.30 in) | 7 years | 21 of 100 (Routine) |
| 8 October 2025 | Dayton Mcd, US | daily rain | 36.8 mm (1.4 in) | 12.4 mm (0.5 in) | 27 years | 29 of 100 (Routine) |
| 16 February 2025 | Dayton Mcd, US | daily rain | 47.0 mm (1.9 in) | 15.2 mm (0.6 in) | 115 years | 58 of 100 (Notable) |
| 29 December 2024 | Dayton Mcd, US | daily rain | 33.5 mm (1.3 in) | 2.5 mm (0.10 in) | 109 years | 43 of 100 (Notable) |
| 28 September 2024 | Dayton Mcd, US | daily rain | 57.7 mm (2.3 in) | 14.8 mm (0.6 in) | 90 years | 49 of 100 (Notable) |
| 6 March 2024 | Dayton Mcd, US | daily rain | 28.4 mm (1.1 in) | 0.5 mm (0.02 in) | 79 years | 33 of 100 (Routine) |
| 4 March 2023 | Dayton Mcd, US | daily rain | 66.3 mm (2.6 in) | 39.1 mm (1.5 in) | 14 years | 52 of 100 (Notable) |
| 25 January 2023 | Dayton Mcd, US | daily rain | 16.8 mm (0.7 in) | 1.6 mm (0.06 in) | 127 years | 20 of 100 (Routine) |
| 28 July 2022 | Dayton Mcd, US | daily rain | 44.7 mm (1.8 in) | 2.3 mm (0.09 in) | 41 years | 23 of 100 (Routine) |
| 18 July 2022 | Dayton Mcd, US | daily rain | 42.4 mm (1.7 in) | 10.4 mm (0.4 in) | 100 years | 48 of 100 (Notable) |
| 7 March 2022 | Dayton Mcd, US | daily rain | 58.4 mm (2.3 in) | 31.0 mm (1.2 in) | 111 years | 70 of 100 (Major) |
| 18 February 2022 | Dayton Mcd, US | daily rain | 32.0 mm (1.3 in) | 10.2 mm (0.4 in) | 46 years | 35 of 100 (Notable) |
| 23 September 2021 | Dayton Mcd, US | daily rain | 30.5 mm (1.2 in) | 4.8 mm (0.19 in) | 12 years | 16 of 100 (Routine) |
| 27 August 2021 | Dayton Mcd, US | daily rain | 44.5 mm (1.8 in) | 5.4 mm (0.21 in) | 115 years | 44 of 100 (Notable) |
Climate Trend
105 complete years, 1896 to 2019| Year | Annual mean temperature | Difference from the station mean |
|---|---|---|
| 1896 | 12.5 C | +0.52 C |
| 1897 | 12.2 C | +0.17 C |
| 1898 | 12.3 C | +0.36 C |
| 1899 | 12.2 C | +0.23 C |
| 1900 | 12.5 C | +0.48 C |
| 1901 | 11.1 C | -0.91 C |
| 1902 | 11.3 C | -0.69 C |
| 1903 | 11.2 C | -0.75 C |
| 1904 | 10.0 C | -1.94 C |
| 1905 | 11.0 C | -0.97 C |
| 1906 | 11.7 C | -0.32 C |
| 1907 | 10.8 C | -1.14 C |
| 1908 | 12.2 C | +0.17 C |
| 1909 | 11.5 C | -0.49 C |
| 1910 | 11.1 C | -0.93 C |
| 1911 | 12.4 C | +0.46 C |
| 1912 | 10.6 C | -1.36 C |
| 1913 | 12.3 C | +0.36 C |
| 1914 | 11.5 C | -0.44 C |
| 1915 | 11.4 C | -0.61 C |
| 1916 | 11.5 C | -0.46 C |
| 1917 | 9.7 C | -2.25 C |
| 1918 | 11.7 C | -0.29 C |
| 1919 | 12.3 C | +0.28 C |
| 1920 | 11.3 C | -0.72 C |
| 1921 | 13.6 C | +1.63 C |
| 1922 | 12.7 C | +0.68 C |
| 1923 | 11.8 C | -0.16 C |
| 1934 | 11.9 C | -0.10 C |
| 1935 | 11.2 C | -0.81 C |
| 1936 | 11.5 C | -0.48 C |
| 1937 | 11.1 C | -0.85 C |
| 1938 | 12.6 C | +0.63 C |
| 1939 | 12.4 C | +0.38 C |
| 1940 | 10.8 C | -1.18 C |
| 1941 | 12.5 C | +0.51 C |
| 1942 | 11.9 C | -0.12 C |
| 1943 | 11.9 C | -0.11 C |
| 1944 | 12.6 C | +0.61 C |
| 1945 | 11.7 C | -0.26 C |
| 1946 | 13.0 C | +1.01 C |
| 1947 | 11.7 C | -0.25 C |
| 1948 | 12.3 C | +0.30 C |
| 1949 | 13.4 C | +1.45 C |
| 1950 | 11.4 C | -0.54 C |
| 1951 | 11.8 C | -0.23 C |
| 1952 | 12.6 C | +0.65 C |
| 1953 | 13.2 C | +1.24 C |
| 1954 | 13.1 C | +1.11 C |
| 1955 | 12.9 C | +0.87 C |
| 1956 | 12.7 C | +0.76 C |
| 1957 | 12.8 C | +0.78 C |
| 1958 | 11.3 C | -0.66 C |
| 1959 | 13.1 C | +1.15 C |
| 1960 | 12.0 C | +0.03 C |
| 1961 | 12.3 C | +0.30 C |
| 1962 | 12.1 C | +0.11 C |
| 1963 | 11.5 C | -0.48 C |
| 1964 | 13.0 C | +1.03 C |
| 1965 | 12.9 C | +0.88 C |
| 1966 | 11.7 C | -0.27 C |
| 1967 | 11.4 C | -0.57 C |
| 1968 | 11.8 C | -0.22 C |
| 1969 | 11.5 C | -0.53 C |
| 1971 | 12.2 C | +0.26 C |
| 1972 | 11.3 C | -0.64 C |
| 1974 | 11.9 C | -0.08 C |
| 1975 | 12.4 C | +0.37 C |
| 1976 | 11.2 C | -0.80 C |
| 1977 | 11.7 C | -0.25 C |
| 1978 | 10.6 C | -1.36 C |
| 1979 | 10.9 C | -1.09 C |
| 1980 | 11.3 C | -0.65 C |
| 1981 | 11.4 C | -0.59 C |
| 1982 | 11.7 C | -0.24 C |
| 1983 | 11.9 C | -0.06 C |
| 1984 | 11.6 C | -0.42 C |
| 1986 | 12.5 C | +0.50 C |
| 1987 | 13.1 C | +1.08 C |
| 1988 | 12.0 C | 0.00 C |
| 1989 | 11.2 C | -0.74 C |
| 1990 | 13.1 C | +1.11 C |
| 1991 | 13.3 C | +1.29 C |
| 1992 | 11.7 C | -0.26 C |
| 1993 | 11.8 C | -0.17 C |
| 1994 | 12.2 C | +0.20 C |
| 1995 | 11.8 C | -0.21 C |
| 1996 | 11.4 C | -0.63 C |
| 1997 | 11.4 C | -0.57 C |
| 1998 | 14.3 C | +2.34 C |
| 2000 | 12.5 C | +0.49 C |
| 2001 | 13.2 C | +1.17 C |
| 2002 | 12.9 C | +0.91 C |
| 2003 | 11.5 C | -0.53 C |
| 2005 | 12.4 C | +0.38 C |
| 2006 | 13.0 C | +1.05 C |
| 2008 | 11.8 C | -0.23 C |
| 2009 | 11.8 C | -0.22 C |
| 2011 | 13.0 C | +1.03 C |
| 2013 | 11.5 C | -0.46 C |
| 2014 | 10.5 C | -1.46 C |
| 2016 | 12.8 C | +0.85 C |
| 2017 | 12.6 C | +0.58 C |
| 2018 | 11.9 C | -0.10 C |
| 2019 | 13.1 C | +1.15 C |
The annual mean temperature here has risen by 0.05 C (0.01 to 0.09) per decade over 1896 to 2019. In Fahrenheit: 0.09 F (0.02 to 0.17) per decade. The slope is a straight line fitted to 105 complete years; the brackets give its 95 percent interval.
| Measure | Per decade (C) | Per decade (F) | Period | Complete years | Reading |
|---|---|---|---|---|---|
| Annual mean temperature | 0.05 C (0.01 to 0.09) per decade | 0.09 F (0.02 to 0.17) per decade | 1896 to 2019 | 105 | Rise |
| Mean daily maximum | -0.03 C (-0.08 to 0.01) per decade | -0.06 F (-0.14 to 0.03) per decade | 1896 to 2019 | 105 | Not clearly different from zero |
| Mean daily minimum | 0.1 C (0.1 to 0.2) per decade | 0.2 F (0.2 to 0.3) per decade | 1896 to 2019 | 105 | Rise |
A year is complete when all 12 months have at least 20 days of both daily maximum and daily minimum readings. The annual mean is the mean of the monthly means. The trend describes this one station over this period; it does not say what caused the change.
Extremes by Year
1893 to 2026| Measure | Record | Year of the record | Median year | Years with a value |
|---|---|---|---|---|
| Hottest day (TXx) | 42.2 C (108.0 F) | 1901 | 36.7 C (98.1 F) | 121 |
| Coldest night (TNn) | -33.3 C (-27.9 F) | 1899 | -18.9 C (-2.0 F) | 121 |
| Wettest day (Rx1day) | 118.1 mm (4.6 in) | 1979 | 59.1 mm (2.3 in) | 126 |
| Wettest five days (Rx5day) | 227.1 mm (8.9 in) | 1913 | 89.1 mm (3.5 in) | 125 |
| Longest dry spell (CDD) | 41 days | 1939 | 17 days | 126 |
Hottest day (TXx)
| Year | Hottest day (TXx) |
|---|---|
| 1893 | 36.1 C (97.0 F) |
| 1894 | 37.2 C (99.0 F) |
| 1895 | 37.2 C (99.0 F) |
| 1896 | 35.6 C (96.1 F) |
| 1897 | 40.0 C (104.0 F) |
| 1898 | 37.2 C (99.0 F) |
| 1899 | 38.9 C (102.0 F) |
| 1900 | 37.2 C (99.0 F) |
| 1901 | 42.2 C (108.0 F) |
| 1902 | 36.1 C (97.0 F) |
| 1903 | 37.2 C (99.0 F) |
| 1904 | 35.6 C (96.1 F) |
| 1905 | 35.6 C (96.1 F) |
| 1906 | 35.0 C (95.0 F) |
| 1907 | 35.0 C (95.0 F) |
| 1908 | 37.2 C (99.0 F) |
| 1909 | 35.0 C (95.0 F) |
| 1910 | 36.1 C (97.0 F) |
| 1911 | 41.7 C (107.1 F) |
| 1912 | 35.6 C (96.1 F) |
| 1913 | 39.4 C (102.9 F) |
| 1914 | 40.0 C (104.0 F) |
| 1915 | 35.0 C (95.0 F) |
| 1916 | 39.4 C (102.9 F) |
| 1917 | 35.6 C (96.1 F) |
| 1918 | 40.6 C (105.1 F) |
| 1919 | 37.2 C (99.0 F) |
| 1920 | 36.1 C (97.0 F) |
| 1921 | 38.3 C (100.9 F) |
| 1922 | 36.7 C (98.1 F) |
| 1923 | 36.1 C (97.0 F) |
| 1924 | 11.1 C (52.0 F) |
| 1933 | 33.3 C (91.9 F) |
| 1934 | 40.6 C (105.1 F) |
| 1935 | 35.6 C (96.1 F) |
| 1936 | 40.0 C (104.0 F) |
| 1937 | 33.3 C (91.9 F) |
| 1938 | 33.9 C (93.0 F) |
| 1939 | 36.7 C (98.1 F) |
| 1940 | 36.7 C (98.1 F) |
| 1941 | 38.3 C (100.9 F) |
| 1942 | 37.8 C (100.0 F) |
| 1943 | 35.6 C (96.1 F) |
| 1944 | 38.9 C (102.0 F) |
| 1945 | 35.6 C (96.1 F) |
| 1946 | 36.1 C (97.0 F) |
| 1947 | 36.7 C (98.1 F) |
| 1948 | 37.2 C (99.0 F) |
| 1949 | 35.6 C (96.1 F) |
| 1950 | 34.4 C (93.9 F) |
| 1951 | 38.3 C (100.9 F) |
| 1952 | 38.9 C (102.0 F) |
| 1953 | 38.3 C (100.9 F) |
| 1954 | 40.0 C (104.0 F) |
| 1955 | 36.7 C (98.1 F) |
| 1956 | 37.2 C (99.0 F) |
| 1957 | 36.1 C (97.0 F) |
| 1958 | 33.3 C (91.9 F) |
| 1959 | 35.0 C (95.0 F) |
| 1960 | 35.6 C (96.1 F) |
| 1961 | 34.4 C (93.9 F) |
| 1962 | 37.8 C (100.0 F) |
| 1963 | 36.1 C (97.0 F) |
| 1964 | 37.8 C (100.0 F) |
| 1965 | 36.7 C (98.1 F) |
| 1966 | 36.7 C (98.1 F) |
| 1967 | 35.0 C (95.0 F) |
| 1968 | 35.6 C (96.1 F) |
| 1969 | 35.0 C (95.0 F) |
| 1970 | 36.7 C (98.1 F) |
| 1971 | 36.7 C (98.1 F) |
| 1972 | 36.1 C (97.0 F) |
| 1973 | 35.0 C (95.0 F) |
| 1974 | 34.4 C (93.9 F) |
| 1975 | 35.0 C (95.0 F) |
| 1976 | 35.6 C (96.1 F) |
| 1977 | 37.8 C (100.0 F) |
| 1978 | 35.0 C (95.0 F) |
| 1979 | 33.9 C (93.0 F) |
| 1980 | 37.8 C (100.0 F) |
| 1981 | 36.1 C (97.0 F) |
| 1982 | 35.0 C (95.0 F) |
| 1983 | 37.8 C (100.0 F) |
| 1984 | 37.2 C (99.0 F) |
| 1985 | 34.4 C (93.9 F) |
| 1986 | 35.6 C (96.1 F) |
| 1987 | 35.6 C (96.1 F) |
| 1988 | 38.9 C (102.0 F) |
| 1989 | 36.7 C (98.1 F) |
| 1990 | 36.7 C (98.1 F) |
| 1991 | 37.2 C (99.0 F) |
| 1992 | 33.3 C (91.9 F) |
| 1993 | 37.2 C (99.0 F) |
| 1994 | 39.4 C (102.9 F) |
| 1995 | 38.3 C (100.9 F) |
| 1996 | 36.1 C (97.0 F) |
| 1997 | 38.3 C (100.9 F) |
| 1998 | 37.2 C (99.0 F) |
| 1999 | 40.0 C (104.0 F) |
| 2000 | 35.0 C (95.0 F) |
| 2001 | 36.7 C (98.1 F) |
| 2002 | 37.8 C (100.0 F) |
| 2003 | 35.0 C (95.0 F) |
| 2004 | 33.9 C (93.0 F) |
| 2005 | 37.8 C (100.0 F) |
| 2006 | 35.6 C (96.1 F) |
| 2007 | 38.3 C (100.9 F) |
| 2008 | 35.6 C (96.1 F) |
| 2009 | 36.7 C (98.1 F) |
| 2010 | 36.1 C (97.0 F) |
| 2011 | 37.8 C (100.0 F) |
| 2012 | 40.6 C (105.1 F) |
| 2013 | 35.6 C (96.1 F) |
| 2014 | 34.4 C (93.9 F) |
| 2015 | 35.0 C (95.0 F) |
| 2016 | 35.0 C (95.0 F) |
| 2017 | 33.9 C (93.0 F) |
| 2018 | 36.1 C (97.0 F) |
| 2019 | 37.2 C (99.0 F) |
| 2020 | 38.3 C (100.9 F) |
| 2021 | 36.7 C (98.1 F) |
| 2022 | n/a |
| 2023 | n/a |
| 2024 | n/a |
| 2025 | n/a |
| 2026 | n/a |
Coldest night (TNn)
| Year | Coldest night (TNn) |
|---|---|
| 1893 | -12.2 C (10.0 F) |
| 1894 | -21.1 C (-6.0 F) |
| 1895 | -26.7 C (-16.1 F) |
| 1896 | -20.6 C (-5.1 F) |
| 1897 | -24.4 C (-11.9 F) |
| 1898 | -26.1 C (-15.0 F) |
| 1899 | -33.3 C (-27.9 F) |
| 1900 | -22.8 C (-9.0 F) |
| 1901 | -24.4 C (-11.9 F) |
| 1902 | -22.2 C (-8.0 F) |
| 1903 | -20.6 C (-5.1 F) |
| 1904 | -27.8 C (-18.0 F) |
| 1905 | -22.8 C (-9.0 F) |
| 1906 | -21.7 C (-7.1 F) |
| 1907 | -18.3 C (-0.9 F) |
| 1908 | -17.8 C (0.0 F) |
| 1909 | -21.1 C (-6.0 F) |
| 1910 | -23.9 C (-11.0 F) |
| 1911 | -13.9 C (7.0 F) |
| 1912 | -28.3 C (-18.9 F) |
| 1913 | -17.8 C (0.0 F) |
| 1914 | -22.2 C (-8.0 F) |
| 1915 | -23.9 C (-11.0 F) |
| 1916 | -19.4 C (-2.9 F) |
| 1917 | -25.0 C (-13.0 F) |
| 1918 | -27.2 C (-17.0 F) |
| 1919 | -16.7 C (1.9 F) |
| 1920 | -18.3 C (-0.9 F) |
| 1921 | -10.6 C (12.9 F) |
| 1922 | -18.3 C (-0.9 F) |
| 1923 | -17.2 C (1.0 F) |
| 1924 | -22.2 C (-8.0 F) |
| 1933 | -17.8 C (0.0 F) |
| 1934 | -21.7 C (-7.1 F) |
| 1935 | -18.9 C (-2.0 F) |
| 1936 | -26.7 C (-16.1 F) |
| 1937 | -15.0 C (5.0 F) |
| 1938 | -15.0 C (5.0 F) |
| 1939 | -15.0 C (5.0 F) |
| 1940 | -23.3 C (-9.9 F) |
| 1941 | -14.4 C (6.1 F) |
| 1942 | -21.1 C (-6.0 F) |
| 1943 | -17.2 C (1.0 F) |
| 1944 | -16.7 C (1.9 F) |
| 1945 | -17.8 C (0.0 F) |
| 1946 | -16.1 C (3.0 F) |
| 1947 | -17.8 C (0.0 F) |
| 1948 | -21.1 C (-6.0 F) |
| 1949 | -15.0 C (5.0 F) |
| 1950 | -18.3 C (-0.9 F) |
| 1951 | -22.8 C (-9.0 F) |
| 1952 | -12.2 C (10.0 F) |
| 1953 | -15.0 C (5.0 F) |
| 1954 | -13.9 C (7.0 F) |
| 1955 | -18.9 C (-2.0 F) |
| 1956 | -13.3 C (8.1 F) |
| 1957 | -18.3 C (-0.9 F) |
| 1958 | -19.4 C (-2.9 F) |
| 1959 | -21.1 C (-6.0 F) |
| 1960 | -18.3 C (-0.9 F) |
| 1961 | -21.7 C (-7.1 F) |
| 1962 | -22.2 C (-8.0 F) |
| 1963 | -26.1 C (-15.0 F) |
| 1964 | -14.4 C (6.1 F) |
| 1965 | -18.3 C (-0.9 F) |
| 1966 | -21.1 C (-6.0 F) |
| 1967 | -18.9 C (-2.0 F) |
| 1968 | -20.6 C (-5.1 F) |
| 1969 | -16.7 C (1.9 F) |
| 1970 | -21.7 C (-7.1 F) |
| 1971 | -17.8 C (0.0 F) |
| 1972 | -24.4 C (-11.9 F) |
| 1973 | -13.3 C (8.1 F) |
| 1974 | -15.6 C (3.9 F) |
| 1975 | -15.6 C (3.9 F) |
| 1976 | -19.4 C (-2.9 F) |
| 1977 | -27.8 C (-18.0 F) |
| 1978 | -20.0 C (-4.0 F) |
| 1979 | -21.1 C (-6.0 F) |
| 1980 | -16.7 C (1.9 F) |
| 1981 | -19.4 C (-2.9 F) |
| 1982 | -26.7 C (-16.1 F) |
| 1983 | -23.9 C (-11.0 F) |
| 1984 | -25.0 C (-13.0 F) |
| 1985 | -29.4 C (-20.9 F) |
| 1986 | -17.8 C (0.0 F) |
| 1987 | -17.2 C (1.0 F) |
| 1988 | -18.9 C (-2.0 F) |
| 1989 | -26.7 C (-16.1 F) |
| 1990 | -15.0 C (5.0 F) |
| 1991 | -15.6 C (3.9 F) |
| 1992 | -20.0 C (-4.0 F) |
| 1993 | -19.4 C (-2.9 F) |
| 1994 | -27.8 C (-18.0 F) |
| 1995 | -18.9 C (-2.0 F) |
| 1996 | -20.0 C (-4.0 F) |
| 1997 | -19.4 C (-2.9 F) |
| 1998 | -10.6 C (12.9 F) |
| 1999 | -19.4 C (-2.9 F) |
| 2000 | -18.9 C (-2.0 F) |
| 2001 | -12.2 C (10.0 F) |
| 2002 | -14.4 C (6.1 F) |
| 2003 | -18.9 C (-2.0 F) |
| 2004 | -13.9 C (7.0 F) |
| 2005 | -16.7 C (1.9 F) |
| 2006 | -13.9 C (7.0 F) |
| 2007 | -12.2 C (10.0 F) |
| 2008 | -16.1 C (3.0 F) |
| 2009 | -21.7 C (-7.1 F) |
| 2010 | -18.3 C (-0.9 F) |
| 2011 | -18.9 C (-2.0 F) |
| 2012 | -13.3 C (8.1 F) |
| 2013 | -16.7 C (1.9 F) |
| 2014 | -25.0 C (-13.0 F) |
| 2015 | -22.2 C (-8.0 F) |
| 2016 | -18.3 C (-0.9 F) |
| 2017 | -21.7 C (-7.1 F) |
| 2018 | -23.3 C (-9.9 F) |
| 2019 | -23.3 C (-9.9 F) |
| 2020 | -13.9 C (7.0 F) |
| 2021 | -11.1 C (12.0 F) |
| 2022 | n/a |
| 2023 | n/a |
| 2024 | n/a |
| 2025 | n/a |
| 2026 | n/a |
Wettest day (Rx1day)
| Year | Wettest day (Rx1day) |
|---|---|
| 1893 | 52.1 mm (2.1 in) |
| 1894 | 46.7 mm (1.8 in) |
| 1895 | 47.2 mm (1.9 in) |
| 1896 | 55.6 mm (2.2 in) |
| 1897 | 83.3 mm (3.3 in) |
| 1898 | 48.5 mm (1.9 in) |
| 1899 | 38.1 mm (1.5 in) |
| 1900 | 36.8 mm (1.4 in) |
| 1901 | 43.2 mm (1.7 in) |
| 1902 | 71.4 mm (2.8 in) |
| 1903 | 56.9 mm (2.2 in) |
| 1904 | 45.7 mm (1.8 in) |
| 1905 | 83.6 mm (3.3 in) |
| 1906 | 53.8 mm (2.1 in) |
| 1907 | 78.7 mm (3.1 in) |
| 1908 | 57.7 mm (2.3 in) |
| 1909 | 56.4 mm (2.2 in) |
| 1910 | 97.0 mm (3.8 in) |
| 1911 | 50.8 mm (2.0 in) |
| 1912 | 52.6 mm (2.1 in) |
| 1913 | 83.3 mm (3.3 in) |
| 1914 | 40.1 mm (1.6 in) |
| 1915 | 59.9 mm (2.4 in) |
| 1916 | 86.9 mm (3.4 in) |
| 1917 | 62.7 mm (2.5 in) |
| 1918 | 74.2 mm (2.9 in) |
| 1919 | 66.3 mm (2.6 in) |
| 1920 | 47.8 mm (1.9 in) |
| 1921 | 47.5 mm (1.9 in) |
| 1922 | 80.3 mm (3.2 in) |
| 1923 | 43.7 mm (1.7 in) |
| 1924 | 30.5 mm (1.2 in) |
| 1933 | 47.2 mm (1.9 in) |
| 1934 | 42.9 mm (1.7 in) |
| 1935 | 47.0 mm (1.9 in) |
| 1936 | 51.8 mm (2.0 in) |
| 1937 | 71.4 mm (2.8 in) |
| 1938 | 58.4 mm (2.3 in) |
| 1939 | 44.5 mm (1.8 in) |
| 1940 | 47.2 mm (1.9 in) |
| 1941 | 61.2 mm (2.4 in) |
| 1942 | 45.7 mm (1.8 in) |
| 1943 | 67.8 mm (2.7 in) |
| 1944 | 38.6 mm (1.5 in) |
| 1945 | 59.9 mm (2.4 in) |
| 1946 | 41.9 mm (1.6 in) |
| 1947 | 65.5 mm (2.6 in) |
| 1948 | 79.2 mm (3.1 in) |
| 1949 | 67.8 mm (2.7 in) |
| 1950 | 67.8 mm (2.7 in) |
| 1951 | 51.1 mm (2.0 in) |
| 1952 | 73.4 mm (2.9 in) |
| 1953 | 32.3 mm (1.3 in) |
| 1954 | 27.7 mm (1.1 in) |
| 1955 | 69.6 mm (2.7 in) |
| 1956 | 48.3 mm (1.9 in) |
| 1957 | 59.7 mm (2.4 in) |
| 1958 | 48.8 mm (1.9 in) |
| 1959 | 74.4 mm (2.9 in) |
| 1960 | 66.0 mm (2.6 in) |
| 1961 | 80.3 mm (3.2 in) |
| 1962 | 40.6 mm (1.6 in) |
| 1963 | 62.2 mm (2.4 in) |
| 1964 | 69.6 mm (2.7 in) |
| 1965 | 48.5 mm (1.9 in) |
| 1966 | 43.7 mm (1.7 in) |
| 1967 | 69.9 mm (2.8 in) |
| 1968 | 75.9 mm (3.0 in) |
| 1969 | 66.0 mm (2.6 in) |
| 1970 | 72.6 mm (2.9 in) |
| 1971 | 43.4 mm (1.7 in) |
| 1972 | 54.4 mm (2.1 in) |
| 1973 | 69.9 mm (2.8 in) |
| 1974 | 64.3 mm (2.5 in) |
| 1975 | 61.5 mm (2.4 in) |
| 1976 | 39.1 mm (1.5 in) |
| 1977 | 53.8 mm (2.1 in) |
| 1978 | 45.2 mm (1.8 in) |
| 1979 | 118.1 mm (4.6 in) |
| 1980 | 104.1 mm (4.1 in) |
| 1981 | 54.9 mm (2.2 in) |
| 1982 | 69.9 mm (2.8 in) |
| 1983 | 55.4 mm (2.2 in) |
| 1984 | 32.3 mm (1.3 in) |
| 1985 | 66.0 mm (2.6 in) |
| 1986 | 55.9 mm (2.2 in) |
| 1987 | 67.3 mm (2.6 in) |
| 1988 | 62.2 mm (2.4 in) |
| 1989 | 69.3 mm (2.7 in) |
| 1990 | 68.6 mm (2.7 in) |
| 1991 | 99.1 mm (3.9 in) |
| 1992 | 47.0 mm (1.9 in) |
| 1993 | 53.1 mm (2.1 in) |
| 1994 | 52.6 mm (2.1 in) |
| 1995 | 80.0 mm (3.1 in) |
| 1996 | 63.0 mm (2.5 in) |
| 1997 | 75.2 mm (3.0 in) |
| 1998 | 72.4 mm (2.9 in) |
| 1999 | 40.9 mm (1.6 in) |
| 2000 | 66.8 mm (2.6 in) |
| 2001 | 52.1 mm (2.1 in) |
| 2002 | 110.7 mm (4.4 in) |
| 2003 | 43.9 mm (1.7 in) |
| 2004 | 71.1 mm (2.8 in) |
| 2005 | 61.0 mm (2.4 in) |
| 2006 | 70.4 mm (2.8 in) |
| 2007 | 72.1 mm (2.8 in) |
| 2008 | 68.6 mm (2.7 in) |
| 2009 | 51.3 mm (2.0 in) |
| 2010 | 40.6 mm (1.6 in) |
| 2011 | 91.9 mm (3.6 in) |
| 2012 | 34.0 mm (1.3 in) |
| 2013 | 69.6 mm (2.7 in) |
| 2014 | 45.2 mm (1.8 in) |
| 2015 | 64.8 mm (2.6 in) |
| 2016 | 42.2 mm (1.7 in) |
| 2017 | 62.2 mm (2.4 in) |
| 2018 | 57.9 mm (2.3 in) |
| 2019 | 31.5 mm (1.2 in) |
| 2020 | 69.3 mm (2.7 in) |
| 2021 | 105.9 mm (4.2 in) |
| 2022 | 58.4 mm (2.3 in) |
| 2023 | 66.3 mm (2.6 in) |
| 2024 | 57.7 mm (2.3 in) |
| 2025 | 47.0 mm (1.9 in) |
| 2026 | 109.2 mm (4.3 in) |
Wettest five days (Rx5day)
| Year | Wettest five days (Rx5day) |
|---|---|
| 1893 | n/a |
| 1894 | 65.5 mm (2.6 in) |
| 1895 | 69.6 mm (2.7 in) |
| 1896 | 98.6 mm (3.9 in) |
| 1897 | 94.7 mm (3.7 in) |
| 1898 | 99.3 mm (3.9 in) |
| 1899 | 58.9 mm (2.3 in) |
| 1900 | 61.7 mm (2.4 in) |
| 1901 | 64.5 mm (2.5 in) |
| 1902 | 111.0 mm (4.4 in) |
| 1903 | 133.8 mm (5.3 in) |
| 1904 | 109.7 mm (4.3 in) |
| 1905 | 137.7 mm (5.4 in) |
| 1906 | 95.3 mm (3.8 in) |
| 1907 | 112.3 mm (4.4 in) |
| 1908 | 84.1 mm (3.3 in) |
| 1909 | 79.3 mm (3.1 in) |
| 1910 | 55.9 mm (2.2 in) |
| 1911 | 72.7 mm (2.9 in) |
| 1912 | 53.8 mm (2.1 in) |
| 1913 | 227.1 mm (8.9 in) |
| 1914 | 70.4 mm (2.8 in) |
| 1915 | 102.1 mm (4.0 in) |
| 1916 | 133.7 mm (5.3 in) |
| 1917 | 78.7 mm (3.1 in) |
| 1918 | 97.1 mm (3.8 in) |
| 1919 | 100.1 mm (3.9 in) |
| 1920 | 97.0 mm (3.8 in) |
| 1921 | 101.7 mm (4.0 in) |
| 1922 | 97.1 mm (3.8 in) |
| 1923 | 84.0 mm (3.3 in) |
| 1924 | 31.0 mm (1.2 in) |
| 1933 | 62.9 mm (2.5 in) |
| 1934 | 62.5 mm (2.5 in) |
| 1935 | 82.6 mm (3.3 in) |
| 1936 | 89.1 mm (3.5 in) |
| 1937 | 135.9 mm (5.4 in) |
| 1938 | 134.6 mm (5.3 in) |
| 1939 | 69.1 mm (2.7 in) |
| 1940 | 87.1 mm (3.4 in) |
| 1941 | 104.9 mm (4.1 in) |
| 1942 | 57.7 mm (2.3 in) |
| 1943 | 107.2 mm (4.2 in) |
| 1944 | 89.6 mm (3.5 in) |
| 1945 | 113.5 mm (4.5 in) |
| 1946 | 83.0 mm (3.3 in) |
| 1947 | 85.3 mm (3.4 in) |
| 1948 | 89.4 mm (3.5 in) |
| 1949 | 83.3 mm (3.3 in) |
| 1950 | 105.6 mm (4.2 in) |
| 1951 | 60.7 mm (2.4 in) |
| 1952 | 97.6 mm (3.8 in) |
| 1953 | 48.3 mm (1.9 in) |
| 1954 | 49.3 mm (1.9 in) |
| 1955 | 85.1 mm (3.4 in) |
| 1956 | 84.9 mm (3.3 in) |
| 1957 | 96.8 mm (3.8 in) |
| 1958 | 116.0 mm (4.6 in) |
| 1959 | 139.1 mm (5.5 in) |
| 1960 | 70.1 mm (2.8 in) |
| 1961 | 137.2 mm (5.4 in) |
| 1962 | 83.3 mm (3.3 in) |
| 1963 | 102.6 mm (4.0 in) |
| 1964 | 140.7 mm (5.5 in) |
| 1965 | 95.2 mm (3.7 in) |
| 1966 | 63.3 mm (2.5 in) |
| 1967 | 102.6 mm (4.0 in) |
| 1968 | 145.0 mm (5.7 in) |
| 1969 | 106.9 mm (4.2 in) |
| 1970 | 75.9 mm (3.0 in) |
| 1971 | 70.4 mm (2.8 in) |
| 1972 | 67.8 mm (2.7 in) |
| 1973 | 98.9 mm (3.9 in) |
| 1974 | 111.5 mm (4.4 in) |
| 1975 | 89.7 mm (3.5 in) |
| 1976 | 74.9 mm (2.9 in) |
| 1977 | 59.9 mm (2.4 in) |
| 1978 | 63.3 mm (2.5 in) |
| 1979 | 118.1 mm (4.6 in) |
| 1980 | 124.7 mm (4.9 in) |
| 1981 | 61.8 mm (2.4 in) |
| 1982 | 84.3 mm (3.3 in) |
| 1983 | 122.5 mm (4.8 in) |
| 1984 | 59.4 mm (2.3 in) |
| 1985 | 93.3 mm (3.7 in) |
| 1986 | 77.4 mm (3.0 in) |
| 1987 | 76.7 mm (3.0 in) |
| 1988 | 115.3 mm (4.5 in) |
| 1989 | 145.5 mm (5.7 in) |
| 1990 | 145.8 mm (5.7 in) |
| 1991 | 129.1 mm (5.1 in) |
| 1992 | 75.2 mm (3.0 in) |
| 1993 | 78.0 mm (3.1 in) |
| 1994 | 78.0 mm (3.1 in) |
| 1995 | 112.3 mm (4.4 in) |
| 1996 | 116.9 mm (4.6 in) |
| 1997 | 100.6 mm (4.0 in) |
| 1998 | 101.8 mm (4.0 in) |
| 1999 | 60.5 mm (2.4 in) |
| 2000 | 83.0 mm (3.3 in) |
| 2001 | 72.7 mm (2.9 in) |
| 2002 | 134.1 mm (5.3 in) |
| 2003 | 110.0 mm (4.3 in) |
| 2004 | 131.5 mm (5.2 in) |
| 2005 | 131.6 mm (5.2 in) |
| 2006 | 87.5 mm (3.4 in) |
| 2007 | 82.3 mm (3.2 in) |
| 2008 | 88.7 mm (3.5 in) |
| 2009 | 68.0 mm (2.7 in) |
| 2010 | 70.0 mm (2.8 in) |
| 2011 | 116.5 mm (4.6 in) |
| 2012 | 71.7 mm (2.8 in) |
| 2013 | 97.3 mm (3.8 in) |
| 2014 | 69.9 mm (2.8 in) |
| 2015 | 89.1 mm (3.5 in) |
| 2016 | 79.3 mm (3.1 in) |
| 2017 | 86.9 mm (3.4 in) |
| 2018 | 117.0 mm (4.6 in) |
| 2019 | 60.7 mm (2.4 in) |
| 2020 | 96.4 mm (3.8 in) |
| 2021 | 114.5 mm (4.5 in) |
| 2022 | 73.8 mm (2.9 in) |
| 2023 | 82.8 mm (3.3 in) |
| 2024 | 86.9 mm (3.4 in) |
| 2025 | 106.9 mm (4.2 in) |
| 2026 | 130.0 mm (5.1 in) |
Longest dry spell (CDD)
| Year | Longest dry spell (CDD) |
|---|---|
| 1893 | 2 days |
| 1894 | 16 days |
| 1895 | 20 days |
| 1896 | 11 days |
| 1897 | 24 days |
| 1898 | 13 days |
| 1899 | 15 days |
| 1900 | 15 days |
| 1901 | 25 days |
| 1902 | 20 days |
| 1903 | 21 days |
| 1904 | 29 days |
| 1905 | 17 days |
| 1906 | 14 days |
| 1907 | 18 days |
| 1908 | 40 days |
| 1909 | 14 days |
| 1910 | 20 days |
| 1911 | 11 days |
| 1912 | 14 days |
| 1913 | 17 days |
| 1914 | 23 days |
| 1915 | 16 days |
| 1916 | 14 days |
| 1917 | 28 days |
| 1918 | 16 days |
| 1919 | 18 days |
| 1920 | 27 days |
| 1921 | 15 days |
| 1922 | 14 days |
| 1923 | 17 days |
| 1924 | 6 days |
| 1933 | 17 days |
| 1934 | 20 days |
| 1935 | 18 days |
| 1936 | 35 days |
| 1937 | 14 days |
| 1938 | 23 days |
| 1939 | 41 days |
| 1940 | 14 days |
| 1941 | 20 days |
| 1942 | 15 days |
| 1943 | 19 days |
| 1944 | 28 days |
| 1945 | 15 days |
| 1946 | 35 days |
| 1947 | 18 days |
| 1948 | 21 days |
| 1949 | 12 days |
| 1950 | 24 days |
| 1951 | 17 days |
| 1952 | 22 days |
| 1953 | 25 days |
| 1954 | 13 days |
| 1955 | 16 days |
| 1956 | 17 days |
| 1957 | 23 days |
| 1958 | 22 days |
| 1959 | 13 days |
| 1960 | 20 days |
| 1961 | 17 days |
| 1962 | 18 days |
| 1963 | 35 days |
| 1964 | 19 days |
| 1965 | 29 days |
| 1966 | 16 days |
| 1967 | 26 days |
| 1968 | 38 days |
| 1969 | 14 days |
| 1970 | 15 days |
| 1971 | 12 days |
| 1972 | 13 days |
| 1973 | 17 days |
| 1974 | 13 days |
| 1975 | 15 days |
| 1976 | 23 days |
| 1977 | 29 days |
| 1978 | 16 days |
| 1979 | 11 days |
| 1980 | 14 days |
| 1981 | 24 days |
| 1982 | 20 days |
| 1983 | 26 days |
| 1984 | 18 days |
| 1985 | 24 days |
| 1986 | 16 days |
| 1987 | 17 days |
| 1988 | 16 days |
| 1989 | 12 days |
| 1990 | 13 days |
| 1991 | 15 days |
| 1992 | 17 days |
| 1993 | 17 days |
| 1994 | 15 days |
| 1995 | 19 days |
| 1996 | 18 days |
| 1997 | 13 days |
| 1998 | 16 days |
| 1999 | 25 days |
| 2000 | 15 days |
| 2001 | 16 days |
| 2002 | 16 days |
| 2003 | 17 days |
| 2004 | 25 days |
| 2005 | 18 days |
| 2006 | 16 days |
| 2007 | 18 days |
| 2008 | 18 days |
| 2009 | 17 days |
| 2010 | 27 days |
| 2011 | 12 days |
| 2012 | 19 days |
| 2013 | 15 days |
| 2014 | 18 days |
| 2015 | 13 days |
| 2016 | 17 days |
| 2017 | 14 days |
| 2018 | 14 days |
| 2019 | 25 days |
| 2020 | 15 days |
| 2021 | 13 days |
| 2022 | 35 days |
| 2023 | 17 days |
| 2024 | 16 days |
| 2025 | 21 days |
| 2026 | 15 days |
Each chart shows one value per year; the dot marks the record year. TXx is the hottest daily maximum, TNn the coldest daily minimum, Rx1day and Rx5day the largest one-day and five-day rain totals, and CDD the longest run of days with less than 1 mm of rain. A year with missing days can understate an extreme.
Frost Dates and Growing Season
105 years with a frostAcross 105 years with a frost, the median last spring frost at Dayton Mcd falls on 15 April and the median first autumn frost on 26 October, which leaves a median of 194 days between them.
In 1983 to 2019 the median growing season was 203 days. That is 34 days more than in 1896 to 1935.
Fitted over all years, the growing season changes by +3.4 days per decade at this station.
| Measure | Median, all years | Earliest period (1896 to 1935) | Recent period (1983 to 2019) | Recent against earliest | Fitted trend |
|---|---|---|---|---|---|
| Last spring frost | 15 April | 27 April | 9 April | 18 days earlier | -1.6 days per decade |
| First autumn frost | 26 October | 12 October | 30 October | 18 days later | +1.8 days per decade |
| Growing days | 194 days | 169 days | 203 days | 34 days more | +3.4 days per decade |
A frost day is a day with a daily minimum at or below 0 C (32 F). The last spring frost and the first autumn frost are the last and first such days of the cold season, and growing days are the days between them. A negative trend for the last spring frost means it comes earlier.
Rainfall Return Levels
114 years, 1896 to 2025A day with at least 58.8 mm (2.3 in) of rain is expected about once in 2 years. A day with at least 106.5 mm (4.2 in) of rain is expected about once in 100 years.
| Expected about once in | A day with at least | Note |
|---|---|---|
| 2 years | 58.8 mm (2.3 in) | |
| 5 years | 73.8 mm (2.9 in) | |
| 10 years | 82.7 mm (3.3 in) | |
| 25 years | 93.1 mm (3.7 in) | |
| 50 years | 100.1 mm (3.9 in) | |
| 100 years | 106.5 mm (4.2 in) |
The levels come from a generalised extreme value (GEV) distribution fitted by L-moments to the wettest-day total of each year, 114 years of values from 1896 to 2025.
A return level is an estimate. It is least reliable for the long periods, 50 and 100 years, and for any period longer than the record behind the fit, where the fit has to reach past the largest day actually observed. It is not a forecast.
The largest wettest-day totals in the fit: 118.1 mm (4.6 in) in 1979; 110.7 mm (4.4 in) in 2002; 105.9 mm (4.2 in) in 2021.
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Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-12 (12 October 2026). Records are computed by this site and are not official.
Data as of . Last revised (2026-10-13).