Laona 6 SW Threshold Days by Year (USC00474582)
17 fixed thresholds counted per year at Laona 6 SW (USC00474582): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Laona 6 SW Thresholds
- Laona 6 SW: days with a maximum temperature at or below 0 C (32 F) in 74 years, most in 2014 with 127.
- Laona 6 SW: nights with a minimum temperature at or below 0 C (32 F) in 72 years, most in 1967 with 225.
- Laona 6 SW: nights with a minimum temperature at or below -10 C (14 F) in 72 years, most in 2014 with 108.
- Laona 6 SW: nights with a minimum temperature at or below -20 C (-4 F) in 72 years, most in 2014 with 52.
- 17 fixed thresholds have at least one qualifying day at Laona 6 SW.
Days at or above 30 C (86 F)
55 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1928 | 8 | 12.5 |
| 1929 | 17 | 12.5 |
| 1930 | 31 | 26.6 |
| 1931 | 33 | 26.6 |
| 1932 | 23 | 26.6 |
| 1933 | 39 | 26.6 |
| 1934 | 25 | 26.6 |
| 1936 | 19 | 26.6 |
| 1937 | 37 | 26.6 |
| 1938 | 9 | 26.6 |
| 1939 | 23 | 26.6 |
| 1940 | 11 | 17.5 |
| 1941 | 24 | 17.5 |
| 1955 | 26 | 10.6 |
| 1956 | 5 | 10.6 |
| 1957 | 9 | 10.6 |
| 1958 | 1 | 10.6 |
| 1959 | 12 | 10.6 |
| 1960 | 5 | 8.7 |
| 1961 | 6 | 8.7 |
| 1963 | 10 | 8.7 |
| 1964 | 16 | 8.7 |
| 1965 | 5 | 8.7 |
| 1966 | 14 | 8.7 |
| 1967 | 2 | 8.7 |
| 1968 | 11 | 8.7 |
| 1969 | 9 | 8.7 |
| 1970 | 12 | 5.4 |
| 1971 | 3 | 5.4 |
| 1972 | 5 | 5.4 |
| 1973 | 5 | 5.4 |
| 1974 | 5 | 5.4 |
| 1975 | 8 | 5.4 |
| 1976 | 2 | 5.4 |
| 1977 | 7 | 5.4 |
| 1978 | 2 | 5.4 |
| 1980 | 5 | 5.2 |
| 1983 | 1 | 5.2 |
| 1986 | 4 | 5.2 |
| 1987 | 3 | 5.2 |
| 1988 | 15 | 5.2 |
| 1989 | 3 | 5.2 |
| 1991 | 3 | 3.2 |
| 1995 | 6 | 3.2 |
| 1996 | 1 | 3.2 |
| 1998 | 3 | 3.2 |
| 1999 | 3 | 3.2 |
| 2001 | 3 | 2.7 |
| 2002 | 3 | 2.7 |
| 2005 | 2 | 2.7 |
| 2006 | 5 | 2.7 |
| 2007 | 1 | 2.7 |
| 2009 | 2 | 2.7 |
| 2011 | 4 | 3 |
| 2012 | 2 | 3 |
| Year | First date | Last date |
|---|---|---|
| 1928 | 1928-05-20 | 1928-08-16 |
| 1929 | 1929-05-29 | 1929-09-04 |
| 1930 | 1930-05-05 | 1930-09-24 |
| 1931 | 1931-05-28 | 1931-09-20 |
| 1932 | 1932-05-14 | 1932-08-30 |
| 1933 | 1933-05-19 | 1933-09-09 |
| 1934 | 1934-05-06 | 1934-08-19 |
| 1936 | 1936-07-07 | 1936-09-23 |
| 1937 | 1937-05-31 | 1937-09-23 |
| 1938 | 1938-06-22 | 1938-08-15 |
| 1939 | 1939-05-30 | 1939-09-15 |
| 1940 | 1940-06-02 | 1940-08-04 |
| 1941 | 1941-05-19 | 1941-09-21 |
| 1955 | 1955-05-03 | 1955-09-18 |
| 1956 | 1956-06-09 | 1956-06-13 |
| 1957 | 1957-06-17 | 1957-08-03 |
| 1958 | 1958-08-09 | 1958-08-09 |
| 1959 | 1959-05-02 | 1959-08-25 |
| 1960 | 1960-07-21 | 1960-09-06 |
| 1961 | 1961-06-28 | 1961-08-30 |
| 1963 | 1963-06-03 | 1963-07-28 |
| 1964 | 1964-06-25 | 1964-08-03 |
| 1965 | 1965-06-27 | 1965-08-14 |
| 1966 | 1966-06-25 | 1966-07-25 |
| 1967 | 1967-07-21 | 1967-07-23 |
| 1968 | 1968-06-05 | 1968-08-24 |
| 1969 | 1969-05-28 | 1969-08-30 |
| 1970 | 1970-06-07 | 1970-08-27 |
| 1971 | 1971-06-27 | 1971-06-29 |
| 1972 | 1972-05-17 | 1972-08-18 |
| 1973 | 1973-06-10 | 1973-08-28 |
| 1974 | 1974-05-21 | 1974-07-14 |
| 1975 | 1975-05-19 | 1975-07-31 |
| 1976 | 1976-08-19 | 1976-09-07 |
| 1977 | 1977-07-04 | 1977-07-20 |
| 1978 | 1978-05-26 | 1978-05-27 |
| 1980 | 1980-04-22 | 1980-07-10 |
| 1983 | 1983-07-14 | 1983-07-14 |
| 1986 | 1986-07-05 | 1986-07-19 |
| 1987 | 1987-04-20 | 1987-06-15 |
| 1988 | 1988-06-01 | 1988-08-17 |
| 1989 | 1989-07-06 | 1989-07-10 |
| 1991 | 1991-05-13 | 1991-06-27 |
| 1995 | 1995-06-18 | 1995-07-30 |
| 1996 | 1996-06-30 | 1996-06-30 |
| 1998 | 1998-07-15 | 1998-09-12 |
| 1999 | 1999-07-05 | 1999-07-31 |
| 2001 | 2001-08-07 | 2001-08-09 |
| 2002 | 2002-07-01 | 2002-07-22 |
| 2005 | 2005-07-17 | 2005-07-18 |
| 2006 | 2006-06-18 | 2006-08-01 |
| 2007 | 2007-07-09 | 2007-07-09 |
| 2009 | 2009-06-24 | 2009-06-25 |
| 2011 | 2011-06-08 | 2011-07-21 |
| 2012 | 2012-07-06 | 2012-07-17 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 55 | 39 | 1933 | 2 |
| 35 C (95 F): Days | 10 | 10 | 1931 | 1 |
| 90 F (32.2 C): Days | 36 | 22 | 1937 | 2 |
| 100 F (37.8 C): Days | 4 | 1 | 1931 | 1 |
| 0 C (32 F): Ice days (max | 74 | 127 | 2014 | 80 |
| 0 C (32 F): Frost days (min | 72 | 225 | 1967 | 175 |
| -10 C (14 F): Days with min | 72 | 108 | 2014 | 68 |
| -20 C (-4 F): Days with min | 72 | 52 | 2014 | 38 |
| -30 C (-22 F): Days with min | 54 | 14 | 1936 | 2 |
| 20 C (68 F): Tropical nights (min | 48 | 14 | 1931 | 2 |
| 25 C (77 F): Days with min | 1 | 1 | 1937 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 71 | 39 | 1977 | 29 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 71 | 11 | 1967 | 8 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 31 | 4 | 1999 | 1 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 3 | 1 | 1981 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 67 | 11 | 1959 | 4 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 16 | 2 | 1961 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1928.
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 2026-10-17 (17 October 2026). Threshold counts are computed by this site.
Data as of . Last revised (2025-12-31).