Koffiefontein (Pol) Weather Records (SF002588940)
Record envelope, standing records and threshold days for Koffiefontein (Pol) (SF002588940), South Africa, with 119 years of record.
Key Facts for Koffiefontein (Pol)
- Koffiefontein (Pol) (SF002588940) is a weather station in South Africa at -29.40 latitude and 25.00 longitude, 1,189 m (3,901 ft) above sea level.
- The station reports from 1879 to 1997, 119 years of record.
- 0 records set at Koffiefontein (Pol) still stand.
- Records are tracked for prcp: an element needs 30 years of data to be eligible.
- Koffiefontein (Pol) set a daily record precipitation of 23.0 mm (0.9 in) on 11 June 1997.
About the Station
- Location: South Africa, -29.40 latitude, 25.00 longitude.
- Elevation: 1,189 m (3,901 ft).
- Period of record: 1879 to 1997, 119 years.
- Eligible elements: prcp.
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 | n/a | n/a | n/a | n/a |
| Feb | n/a | n/a | n/a | n/a |
| Mar | n/a | n/a | n/a | n/a |
| Apr | n/a | n/a | n/a | n/a |
| May | n/a | n/a | n/a | n/a |
| Jun | n/a | n/a | n/a | n/a |
| Jul | n/a | n/a | n/a | n/a |
| Aug | n/a | n/a | n/a | n/a |
| Sep | n/a | n/a | n/a | n/a |
| Oct | n/a | n/a | n/a | n/a |
| Nov | n/a | n/a | n/a | n/a |
| Dec | n/a | n/a | n/a | n/a |
Which Years Hold Standing Records
0 standing records| Year set | Standing records |
|---|
Wettest Day of Each Month
Jan: 164.8 mm (6.5 in)| Month | Record daily precipitation (mm) | Date |
|---|---|---|
| Jan | 164.8 mm (6.5 in) | 7 January 1893 |
| Feb | 113.0 mm (4.4 in) | 3 February 1976 |
| Mar | 102.4 mm (4.0 in) | 16 March 1924 |
| Apr | 81.0 mm (3.2 in) | 7 April 1950 |
| May | 55.4 mm (2.2 in) | 23 May 1936 |
| Jun | 54.5 mm (2.1 in) | 25 June 1957 |
| Jul | 31.8 mm (1.3 in) | 14 July 1952 |
| Aug | 43.2 mm (1.7 in) | 31 August 1943 |
| Sep | 38.1 mm (1.5 in) | 10 September 1885 |
| Oct | 57.5 mm (2.3 in) | 17 October 1957 |
| Nov | 62.5 mm (2.5 in) | 17 November 1962 |
| Dec | 99.1 mm (3.9 in) | 13 December 1895 |
Latest Records
20| Date | Station | Record | Value | Beat old record by | Old record stood | Significance |
|---|---|---|---|---|---|---|
| 11 June 1997 | Koffiefontein (Pol), ZA | daily rain | 23.0 mm (0.9 in) | 3.4 mm (0.13 in) | 62 years | 20 of 100 (Routine) |
| 25 May 1997 | Koffiefontein (Pol), ZA | daily rain | 38.0 mm (1.5 in) | 28.6 mm (1.1 in) | 54 years | 62 of 100 (Major) |
| 28 December 1996 | Koffiefontein (Pol), ZA | daily rain | 44.0 mm (1.7 in) | 7.2 mm (0.28 in) | 46 years | 30 of 100 (Routine) |
| 22 December 1996 | Koffiefontein (Pol), ZA | daily rain | 22.5 mm (0.9 in) | 0.1 mm (0.00 in) | 111 years | 20 of 100 (Routine) |
| 4 August 1996 | Koffiefontein (Pol), ZA | daily rain | 17.0 mm (0.7 in) | 11.0 mm (0.4 in) | 6 years | 20 of 100 (Routine) |
| 25 July 1996 | Koffiefontein (Pol), ZA | daily rain | 28.0 mm (1.1 in) | 7.0 mm (0.28 in) | 14 years | 24 of 100 (Routine) |
| 17 May 1996 | Koffiefontein (Pol), ZA | daily rain | 17.0 mm (0.7 in) | 5.3 mm (0.21 in) | 97 years | 20 of 100 (Routine) |
| 5 May 1995 | Koffiefontein (Pol), ZA | daily rain | 13.0 mm (0.5 in) | 9.7 mm (0.38 in) | 65 years | 20 of 100 (Routine) |
| 12 February 1994 | Koffiefontein (Pol), ZA | daily rain | 87.0 mm (3.4 in) | 38.0 mm (1.5 in) | 35 years | 48 of 100 (Notable) |
| 23 January 1994 | Koffiefontein (Pol), ZA | daily rain | 34.0 mm (1.3 in) | 3.3 mm (0.13 in) | 99 years | 41 of 100 (Notable) |
| 12 January 1994 | Koffiefontein (Pol), ZA | daily rain | 40.0 mm (1.6 in) | 12.1 mm (0.5 in) | 96 years | 47 of 100 (Notable) |
| 29 December 1993 | Koffiefontein (Pol), ZA | daily rain | 17.0 mm (0.7 in) | 2.8 mm (0.11 in) | 93 years | 20 of 100 (Routine) |
| 24 December 1993 | Koffiefontein (Pol), ZA | daily rain | 31.0 mm (1.2 in) | 1.0 mm (0.04 in) | 87 years | 36 of 100 (Notable) |
| 21 December 1993 | Koffiefontein (Pol), ZA | daily rain | 26.0 mm (1.0 in) | 7.7 mm (0.30 in) | 96 years | 46 of 100 (Notable) |
| 5 October 1993 | Koffiefontein (Pol), ZA | daily rain | 21.0 mm (0.8 in) | 2.7 mm (0.11 in) | 54 years | 20 of 100 (Routine) |
| 4 November 1992 | Koffiefontein (Pol), ZA | daily rain | 52.0 mm (2.0 in) | 20.2 mm (0.8 in) | 107 years | 61 of 100 (Major) |
| 28 March 1992 | Koffiefontein (Pol), ZA | daily rain (Tie) | 34.0 mm (1.3 in) | tie | 14 years | 3 of 100 (Routine) |
| 14 October 1991 | Koffiefontein (Pol), ZA | daily rain | 25.0 mm (1.0 in) | 1.6 mm (0.06 in) | 102 years | 41 of 100 (Notable) |
| 13 October 1991 | Koffiefontein (Pol), ZA | daily rain | 24.0 mm (0.9 in) | 9.0 mm (0.35 in) | 2 years | 19 of 100 (Routine) |
| 26 September 1991 | Koffiefontein (Pol), ZA | daily rain | 22.0 mm (0.9 in) | 3.0 mm (0.12 in) | 13 years | 17 of 100 (Routine) |
Extremes by Year
1879 to 1997| Measure | Record | Year of the record | Median year | Years with a value |
|---|---|---|---|---|
| Wettest day (Rx1day) | 164.8 mm (6.5 in) | 1893 | 42.0 mm (1.7 in) | 119 |
| Wettest five days (Rx5day) | 266.0 mm (10.5 in) | 1988 | 70.6 mm (2.8 in) | 119 |
| Longest dry spell (CDD) | 179 days | 1962 | 73 days | 119 |
Wettest day (Rx1day)
| Year | Wettest day (Rx1day) |
|---|---|
| 1879 | 27.9 mm (1.1 in) |
| 1880 | 70.9 mm (2.8 in) |
| 1881 | 58.2 mm (2.3 in) |
| 1882 | 63.5 mm (2.5 in) |
| 1883 | 54.1 mm (2.1 in) |
| 1884 | 47.2 mm (1.9 in) |
| 1885 | 41.1 mm (1.6 in) |
| 1886 | 73.9 mm (2.9 in) |
| 1887 | 84.8 mm (3.3 in) |
| 1888 | 48.3 mm (1.9 in) |
| 1889 | 39.6 mm (1.6 in) |
| 1890 | 40.6 mm (1.6 in) |
| 1891 | 62.0 mm (2.4 in) |
| 1892 | 60.2 mm (2.4 in) |
| 1893 | 164.8 mm (6.5 in) |
| 1894 | 37.3 mm (1.5 in) |
| 1895 | 99.1 mm (3.9 in) |
| 1896 | 42.4 mm (1.7 in) |
| 1897 | 32.8 mm (1.3 in) |
| 1898 | 30.5 mm (1.2 in) |
| 1899 | 88.4 mm (3.5 in) |
| 1900 | 38.1 mm (1.5 in) |
| 1901 | 53.6 mm (2.1 in) |
| 1902 | 57.9 mm (2.3 in) |
| 1903 | 39.1 mm (1.5 in) |
| 1904 | 66.3 mm (2.6 in) |
| 1905 | 38.1 mm (1.5 in) |
| 1906 | 38.9 mm (1.5 in) |
| 1907 | 46.7 mm (1.8 in) |
| 1908 | 27.4 mm (1.1 in) |
| 1909 | 85.1 mm (3.4 in) |
| 1910 | 40.9 mm (1.6 in) |
| 1911 | 39.1 mm (1.5 in) |
| 1912 | 34.0 mm (1.3 in) |
| 1913 | 27.7 mm (1.1 in) |
| 1914 | 36.8 mm (1.4 in) |
| 1915 | 29.7 mm (1.2 in) |
| 1916 | 31.8 mm (1.3 in) |
| 1917 | 111.3 mm (4.4 in) |
| 1918 | 31.8 mm (1.3 in) |
| 1919 | 20.8 mm (0.8 in) |
| 1920 | 52.1 mm (2.1 in) |
| 1921 | 49.8 mm (2.0 in) |
| 1922 | 37.6 mm (1.5 in) |
| 1923 | 37.8 mm (1.5 in) |
| 1924 | 102.4 mm (4.0 in) |
| 1925 | 40.6 mm (1.6 in) |
| 1926 | 21.6 mm (0.9 in) |
| 1927 | 37.3 mm (1.5 in) |
| 1928 | 43.2 mm (1.7 in) |
| 1929 | 31.8 mm (1.3 in) |
| 1930 | 43.4 mm (1.7 in) |
| 1931 | 29.0 mm (1.1 in) |
| 1932 | 39.6 mm (1.6 in) |
| 1933 | 40.1 mm (1.6 in) |
| 1934 | 50.3 mm (2.0 in) |
| 1935 | 37.6 mm (1.5 in) |
| 1936 | 55.4 mm (2.2 in) |
| 1937 | 23.6 mm (0.9 in) |
| 1938 | 36.8 mm (1.4 in) |
| 1939 | 56.4 mm (2.2 in) |
| 1940 | 61.2 mm (2.4 in) |
| 1941 | 63.5 mm (2.5 in) |
| 1942 | 42.2 mm (1.7 in) |
| 1943 | 45.7 mm (1.8 in) |
| 1944 | 50.8 mm (2.0 in) |
| 1945 | 18.5 mm (0.7 in) |
| 1946 | 47.0 mm (1.9 in) |
| 1947 | 41.4 mm (1.6 in) |
| 1948 | 51.1 mm (2.0 in) |
| 1949 | 50.8 mm (2.0 in) |
| 1950 | 81.0 mm (3.2 in) |
| 1951 | 22.1 mm (0.9 in) |
| 1952 | 31.8 mm (1.3 in) |
| 1953 | 44.0 mm (1.7 in) |
| 1954 | 43.0 mm (1.7 in) |
| 1955 | 34.5 mm (1.4 in) |
| 1956 | 39.5 mm (1.6 in) |
| 1957 | 57.5 mm (2.3 in) |
| 1958 | 143.5 mm (5.6 in) |
| 1959 | 53.0 mm (2.1 in) |
| 1960 | 33.0 mm (1.3 in) |
| 1961 | 66.5 mm (2.6 in) |
| 1962 | 62.5 mm (2.5 in) |
| 1963 | 37.5 mm (1.5 in) |
| 1964 | 26.5 mm (1.0 in) |
| 1965 | 32.0 mm (1.3 in) |
| 1966 | 77.6 mm (3.1 in) |
| 1967 | 56.0 mm (2.2 in) |
| 1968 | 45.0 mm (1.8 in) |
| 1969 | 64.5 mm (2.5 in) |
| 1970 | 34.0 mm (1.3 in) |
| 1971 | 84.0 mm (3.3 in) |
| 1972 | 34.0 mm (1.3 in) |
| 1973 | 65.5 mm (2.6 in) |
| 1974 | 65.0 mm (2.6 in) |
| 1975 | 32.0 mm (1.3 in) |
| 1976 | 113.0 mm (4.4 in) |
| 1977 | 22.0 mm (0.9 in) |
| 1978 | 34.0 mm (1.3 in) |
| 1979 | 36.0 mm (1.4 in) |
| 1980 | 35.0 mm (1.4 in) |
| 1981 | 50.0 mm (2.0 in) |
| 1982 | 28.0 mm (1.1 in) |
| 1983 | 26.0 mm (1.0 in) |
| 1984 | 35.0 mm (1.4 in) |
| 1985 | 25.0 mm (1.0 in) |
| 1986 | 28.0 mm (1.1 in) |
| 1987 | 24.5 mm (1.0 in) |
| 1988 | 70.0 mm (2.8 in) |
| 1989 | 42.0 mm (1.7 in) |
| 1990 | 42.0 mm (1.7 in) |
| 1991 | 56.0 mm (2.2 in) |
| 1992 | 52.0 mm (2.0 in) |
| 1993 | 31.0 mm (1.2 in) |
| 1994 | 87.0 mm (3.4 in) |
| 1995 | 20.0 mm (0.8 in) |
| 1996 | 44.0 mm (1.7 in) |
| 1997 | 38.0 mm (1.5 in) |
Wettest five days (Rx5day)
| Year | Wettest five days (Rx5day) |
|---|---|
| 1879 | 32.5 mm (1.3 in) |
| 1880 | 187.2 mm (7.4 in) |
| 1881 | 88.7 mm (3.5 in) |
| 1882 | 90.4 mm (3.6 in) |
| 1883 | 99.9 mm (3.9 in) |
| 1884 | 60.8 mm (2.4 in) |
| 1885 | 65.3 mm (2.6 in) |
| 1886 | 108.7 mm (4.3 in) |
| 1887 | 125.6 mm (4.9 in) |
| 1888 | 98.0 mm (3.9 in) |
| 1889 | 48.5 mm (1.9 in) |
| 1890 | 57.6 mm (2.3 in) |
| 1891 | 145.7 mm (5.7 in) |
| 1892 | 110.2 mm (4.3 in) |
| 1893 | 189.8 mm (7.5 in) |
| 1894 | 93.5 mm (3.7 in) |
| 1895 | 142.8 mm (5.6 in) |
| 1896 | 57.5 mm (2.3 in) |
| 1897 | 56.4 mm (2.2 in) |
| 1898 | 67.3 mm (2.6 in) |
| 1899 | 114.3 mm (4.5 in) |
| 1900 | 89.7 mm (3.5 in) |
| 1901 | 94.7 mm (3.7 in) |
| 1902 | 105.4 mm (4.1 in) |
| 1903 | 57.1 mm (2.2 in) |
| 1904 | 71.9 mm (2.8 in) |
| 1905 | 81.6 mm (3.2 in) |
| 1906 | 92.8 mm (3.7 in) |
| 1907 | 64.3 mm (2.5 in) |
| 1908 | 45.9 mm (1.8 in) |
| 1909 | 128.0 mm (5.0 in) |
| 1910 | 71.2 mm (2.8 in) |
| 1911 | 55.4 mm (2.2 in) |
| 1912 | 51.6 mm (2.0 in) |
| 1913 | 34.3 mm (1.4 in) |
| 1914 | 72.2 mm (2.8 in) |
| 1915 | 35.8 mm (1.4 in) |
| 1916 | 37.2 mm (1.5 in) |
| 1917 | 111.3 mm (4.4 in) |
| 1918 | 51.3 mm (2.0 in) |
| 1919 | 58.9 mm (2.3 in) |
| 1920 | 96.5 mm (3.8 in) |
| 1921 | 64.8 mm (2.6 in) |
| 1922 | 75.5 mm (3.0 in) |
| 1923 | 66.3 mm (2.6 in) |
| 1924 | 125.5 mm (4.9 in) |
| 1925 | 75.7 mm (3.0 in) |
| 1926 | 24.1 mm (0.9 in) |
| 1927 | 70.4 mm (2.8 in) |
| 1928 | 45.9 mm (1.8 in) |
| 1929 | 51.1 mm (2.0 in) |
| 1930 | 50.8 mm (2.0 in) |
| 1931 | 50.0 mm (2.0 in) |
| 1932 | 54.4 mm (2.1 in) |
| 1933 | 73.9 mm (2.9 in) |
| 1934 | 63.5 mm (2.5 in) |
| 1935 | 65.6 mm (2.6 in) |
| 1936 | 59.0 mm (2.3 in) |
| 1937 | 37.3 mm (1.5 in) |
| 1938 | 54.1 mm (2.1 in) |
| 1939 | 75.4 mm (3.0 in) |
| 1940 | 97.1 mm (3.8 in) |
| 1941 | 121.7 mm (4.8 in) |
| 1942 | 58.1 mm (2.3 in) |
| 1943 | 96.6 mm (3.8 in) |
| 1944 | 54.1 mm (2.1 in) |
| 1945 | 40.6 mm (1.6 in) |
| 1946 | 54.6 mm (2.1 in) |
| 1947 | 70.6 mm (2.8 in) |
| 1948 | 102.4 mm (4.0 in) |
| 1949 | 58.4 mm (2.3 in) |
| 1950 | 97.5 mm (3.8 in) |
| 1951 | 41.1 mm (1.6 in) |
| 1952 | 47.8 mm (1.9 in) |
| 1953 | 79.0 mm (3.1 in) |
| 1954 | 72.0 mm (2.8 in) |
| 1955 | 86.9 mm (3.4 in) |
| 1956 | 79.5 mm (3.1 in) |
| 1957 | 78.5 mm (3.1 in) |
| 1958 | 187.5 mm (7.4 in) |
| 1959 | 104.5 mm (4.1 in) |
| 1960 | 40.0 mm (1.6 in) |
| 1961 | 81.0 mm (3.2 in) |
| 1962 | 107.5 mm (4.2 in) |
| 1963 | 97.0 mm (3.8 in) |
| 1964 | 33.0 mm (1.3 in) |
| 1965 | 53.0 mm (2.1 in) |
| 1966 | 125.0 mm (4.9 in) |
| 1967 | 63.5 mm (2.5 in) |
| 1968 | 49.5 mm (1.9 in) |
| 1969 | 118.7 mm (4.7 in) |
| 1970 | 46.0 mm (1.8 in) |
| 1971 | 84.0 mm (3.3 in) |
| 1972 | 75.5 mm (3.0 in) |
| 1973 | 80.5 mm (3.2 in) |
| 1974 | 157.5 mm (6.2 in) |
| 1975 | 91.0 mm (3.6 in) |
| 1976 | 138.0 mm (5.4 in) |
| 1977 | 43.5 mm (1.7 in) |
| 1978 | 75.0 mm (3.0 in) |
| 1979 | 49.5 mm (1.9 in) |
| 1980 | 90.0 mm (3.5 in) |
| 1981 | 92.0 mm (3.6 in) |
| 1982 | 40.5 mm (1.6 in) |
| 1983 | 31.0 mm (1.2 in) |
| 1984 | 36.0 mm (1.4 in) |
| 1985 | 51.5 mm (2.0 in) |
| 1986 | 38.0 mm (1.5 in) |
| 1987 | 54.0 mm (2.1 in) |
| 1988 | 266.0 mm (10.5 in) |
| 1989 | 57.0 mm (2.2 in) |
| 1990 | 66.0 mm (2.6 in) |
| 1991 | 70.0 mm (2.8 in) |
| 1992 | 80.5 mm (3.2 in) |
| 1993 | 76.0 mm (3.0 in) |
| 1994 | 110.5 mm (4.4 in) |
| 1995 | 35.5 mm (1.4 in) |
| 1996 | 61.5 mm (2.4 in) |
| 1997 | 51.5 mm (2.0 in) |
Longest dry spell (CDD)
| Year | Longest dry spell (CDD) |
|---|---|
| 1879 | 19 days |
| 1880 | 54 days |
| 1881 | 57 days |
| 1882 | 68 days |
| 1883 | 57 days |
| 1884 | 87 days |
| 1885 | 99 days |
| 1886 | 73 days |
| 1887 | 45 days |
| 1888 | 45 days |
| 1889 | 115 days |
| 1890 | 95 days |
| 1891 | 123 days |
| 1892 | 77 days |
| 1893 | 49 days |
| 1894 | 33 days |
| 1895 | 178 days |
| 1896 | 54 days |
| 1897 | 99 days |
| 1898 | 110 days |
| 1899 | 52 days |
| 1900 | 55 days |
| 1901 | 107 days |
| 1902 | 47 days |
| 1903 | 87 days |
| 1904 | 85 days |
| 1905 | 102 days |
| 1906 | 106 days |
| 1907 | 52 days |
| 1908 | 39 days |
| 1909 | 63 days |
| 1910 | 75 days |
| 1911 | 51 days |
| 1912 | 74 days |
| 1913 | 48 days |
| 1914 | 51 days |
| 1915 | 65 days |
| 1916 | 65 days |
| 1917 | 56 days |
| 1918 | 61 days |
| 1919 | 34 days |
| 1920 | 66 days |
| 1921 | 93 days |
| 1922 | 52 days |
| 1923 | 67 days |
| 1924 | 56 days |
| 1925 | 41 days |
| 1926 | 148 days |
| 1927 | 74 days |
| 1928 | 118 days |
| 1929 | 34 days |
| 1930 | 65 days |
| 1931 | 82 days |
| 1932 | 82 days |
| 1933 | 74 days |
| 1934 | 77 days |
| 1935 | 63 days |
| 1936 | 51 days |
| 1937 | 71 days |
| 1938 | 38 days |
| 1939 | 49 days |
| 1940 | 44 days |
| 1941 | 38 days |
| 1942 | 96 days |
| 1943 | 51 days |
| 1944 | 94 days |
| 1945 | 82 days |
| 1946 | 97 days |
| 1947 | 46 days |
| 1948 | 92 days |
| 1949 | 67 days |
| 1950 | 54 days |
| 1951 | 135 days |
| 1952 | 63 days |
| 1953 | 115 days |
| 1954 | 154 days |
| 1955 | 87 days |
| 1956 | 116 days |
| 1957 | 37 days |
| 1958 | 110 days |
| 1959 | 97 days |
| 1960 | 53 days |
| 1961 | 70 days |
| 1962 | 179 days |
| 1963 | 63 days |
| 1964 | 108 days |
| 1965 | 82 days |
| 1966 | 132 days |
| 1967 | 78 days |
| 1968 | 113 days |
| 1969 | 113 days |
| 1970 | 71 days |
| 1971 | 73 days |
| 1972 | 84 days |
| 1973 | 65 days |
| 1974 | 105 days |
| 1975 | 73 days |
| 1976 | 65 days |
| 1977 | 72 days |
| 1978 | 54 days |
| 1979 | 41 days |
| 1980 | 132 days |
| 1981 | 79 days |
| 1982 | 53 days |
| 1983 | 47 days |
| 1984 | 114 days |
| 1985 | 86 days |
| 1986 | 86 days |
| 1987 | 70 days |
| 1988 | 139 days |
| 1989 | 80 days |
| 1990 | 120 days |
| 1991 | 85 days |
| 1992 | 108 days |
| 1993 | 53 days |
| 1994 | 126 days |
| 1995 | 137 days |
| 1996 | 65 days |
| 1997 | 45 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.
Rainfall Return Levels
110 years, 1882 to 1997A day with at least 41.8 mm (1.6 in) of rain is expected about once in 2 years. A day with at least 145.4 mm (5.7 in) of rain is expected about once in 100 years.
| Expected about once in | A day with at least | Note |
|---|---|---|
| 2 years | 41.8 mm (1.6 in) | |
| 5 years | 60.4 mm (2.4 in) | |
| 10 years | 75.7 mm (3.0 in) | |
| 25 years | 99.4 mm (3.9 in) | |
| 50 years | 120.6 mm (4.7 in) | |
| 100 years | 145.4 mm (5.7 in) |
The levels come from a generalised extreme value (GEV) distribution fitted by L-moments to the wettest-day total of each year, 110 years of values from 1882 to 1997.
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: 164.8 mm (6.5 in) in 1893; 143.5 mm (5.6 in) in 1958; 113.0 mm (4.4 in) in 1976.
Download the Data
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 2026-10-13 (13 October 2026). Records are computed by this site and are not official.
Data as of . Last revised (2025-12-31).