Wheaton 3 SE Threshold Days by Year (USC00119221)
19 fixed thresholds counted per year at Wheaton 3 SE (USC00119221): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Wheaton 3 SE Thresholds
- Wheaton 3 SE: days with 10 mm (0.39 in) or more of precipitation in 66 years, most in 1945 with 41.
- Wheaton 3 SE: days with 25 mm (0.98 in) or more of precipitation in 66 years, most in 1972 with 13.
- Wheaton 3 SE: days with a maximum temperature at or above 30 C (86 F) in 60 years, most in 1998 with 83.
- Wheaton 3 SE: days with a maximum temperature at or above 90 F (32.2 C) in 60 years, most in 1988 with 59.
- 19 fixed thresholds have at least one qualifying day at Wheaton 3 SE.
Days at or above 30 C (86 F)
60 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1937 | 50 | 50.7 |
| 1938 | 43 | 50.7 |
| 1939 | 59 | 50.7 |
| 1940 | 50 | 50.1 |
| 1941 | 60 | 50.1 |
| 1942 | 46 | 50.1 |
| 1943 | 56 | 50.1 |
| 1944 | 66 | 50.1 |
| 1945 | 27 | 50.1 |
| 1946 | 46 | 50.1 |
| 1951 | 27 | 47.6 |
| 1952 | 55 | 47.6 |
| 1953 | 63 | 47.6 |
| 1954 | 53 | 47.6 |
| 1955 | 66 | 47.6 |
| 1956 | 46 | 47.6 |
| 1957 | 35 | 47.6 |
| 1958 | 22 | 47.6 |
| 1959 | 61 | 47.6 |
| 1960 | 35 | 40.8 |
| 1961 | 38 | 40.8 |
| 1962 | 41 | 40.8 |
| 1963 | 48 | 40.8 |
| 1966 | 49 | 40.8 |
| 1967 | 25 | 40.8 |
| 1968 | 45 | 40.8 |
| 1969 | 45 | 40.8 |
| 1970 | 57 | 50.6 |
| 1971 | 70 | 50.6 |
| 1972 | 41 | 50.6 |
| 1973 | 50 | 50.6 |
| 1974 | 34 | 50.6 |
| 1975 | 52 | 50.6 |
| 1976 | 54 | 50.6 |
| 1977 | 58 | 50.6 |
| 1979 | 39 | 50.6 |
| 1980 | 51 | 52 |
| 1981 | 22 | 52 |
| 1982 | 33 | 52 |
| 1983 | 77 | 52 |
| 1985 | 46 | 52 |
| 1987 | 75 | 52 |
| 1988 | 74 | 52 |
| 1989 | 38 | 52 |
| 1990 | 45 | 59.1 |
| 1991 | 80 | 59.1 |
| 1992 | 29 | 59.1 |
| 1993 | 46 | 59.1 |
| 1994 | 61 | 59.1 |
| 1995 | 72 | 59.1 |
| 1996 | 47 | 59.1 |
| 1997 | 59 | 59.1 |
| 1998 | 83 | 59.1 |
| 1999 | 69 | 59.1 |
| 2000 | 64 | 57.3 |
| 2001 | 74 | 57.3 |
| 2002 | 79 | 57.3 |
| 2004 | 20 | 57.3 |
| 2005 | 72 | 57.3 |
| 2006 | 35 | 57.3 |
| Year | First date | Last date |
|---|---|---|
| 1937 | 1937-05-30 | 1937-09-23 |
| 1938 | 1938-05-02 | 1938-09-10 |
| 1939 | 1939-05-05 | 1939-10-07 |
| 1940 | 1940-05-13 | 1940-10-05 |
| 1941 | 1941-05-15 | 1941-09-22 |
| 1942 | 1942-04-29 | 1942-09-18 |
| 1943 | 1943-05-05 | 1943-09-06 |
| 1944 | 1944-05-12 | 1944-09-03 |
| 1945 | 1945-06-15 | 1945-09-07 |
| 1946 | 1946-04-22 | 1946-09-09 |
| 1951 | 1951-05-01 | 1951-10-04 |
| 1952 | 1952-05-01 | 1952-09-28 |
| 1953 | 1953-05-29 | 1953-10-02 |
| 1954 | 1954-05-31 | 1954-10-04 |
| 1955 | 1955-05-03 | 1955-09-19 |
| 1956 | 1956-05-12 | 1956-09-22 |
| 1957 | 1957-06-10 | 1957-09-01 |
| 1958 | 1958-05-17 | 1958-08-31 |
| 1959 | 1959-05-02 | 1959-09-23 |
| 1960 | 1960-06-04 | 1960-09-09 |
| 1961 | 1961-06-05 | 1961-09-11 |
| 1962 | 1962-04-26 | 1962-09-13 |
| 1963 | 1963-05-08 | 1963-10-06 |
| 1966 | 1966-05-23 | 1966-09-03 |
| 1967 | 1967-05-25 | 1967-09-20 |
| 1968 | 1968-05-02 | 1968-09-04 |
| 1969 | 1969-05-17 | 1969-09-01 |
| 1970 | 1970-05-20 | 1970-09-22 |
| 1971 | 1971-05-17 | 1971-10-02 |
| 1972 | 1972-05-18 | 1972-09-18 |
| 1973 | 1973-06-08 | 1973-09-03 |
| 1974 | 1974-06-20 | 1974-09-11 |
| 1975 | 1975-05-18 | 1975-10-13 |
| 1976 | 1976-06-07 | 1976-09-13 |
| 1977 | 1977-04-16 | 1977-09-01 |
| 1979 | 1979-06-04 | 1979-09-25 |
| 1980 | 1980-04-22 | 1980-09-21 |
| 1981 | 1981-06-07 | 1981-09-13 |
| 1982 | 1982-05-11 | 1982-10-06 |
| 1983 | 1983-06-10 | 1983-09-20 |
| 1985 | 1985-04-21 | 1985-09-21 |
| 1987 | 1987-04-20 | 1987-09-28 |
| 1988 | 1988-05-21 | 1988-09-18 |
| 1989 | 1989-06-22 | 1989-08-29 |
| 1990 | 1990-04-24 | 1990-10-06 |
| 1991 | 1991-05-11 | 1991-09-16 |
| 1992 | 1992-05-01 | 1992-09-16 |
| 1993 | 1993-05-08 | 1993-08-31 |
| 1994 | 1994-04-25 | 1994-09-21 |
| 1995 | 1995-06-06 | 1995-09-30 |
| 1996 | 1996-05-17 | 1996-09-07 |
| 1997 | 1997-05-24 | 1997-10-09 |
| 1998 | 1998-05-14 | 1998-09-28 |
| 1999 | 1999-05-28 | 1999-09-27 |
| 2000 | 2000-05-05 | 2000-09-20 |
| 2001 | 2001-04-30 | 2001-09-12 |
| 2002 | 2002-04-15 | 2002-10-01 |
| 2004 | 2004-04-18 | 2004-09-15 |
| 2005 | 2005-06-05 | 2005-10-05 |
| 2006 | 2006-05-28 | 2006-08-24 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 60 | 83 | 1998 | 35 |
| 35 C (95 F): Days | 48 | 30 | 1988 | 5 |
| 40 C (104 F): Days | 3 | 2 | 1995 | 1 |
| 90 F (32.2 C): Days | 60 | 59 | 1988 | 17 |
| 100 F (37.8 C): Days | 14 | 6 | 1988 | 2 |
| 0 C (32 F): Ice days (max | 60 | 69 | 1963 | 9 |
| 0 C (32 F): Frost days (min | 59 | 160 | 1976 | 115 |
| -10 C (14 F): Days with min | 59 | 61 | 1963 | 14 |
| -20 C (-4 F): Days with min | 54 | 29 | 1963 | 1 |
| -30 C (-22 F): Days with min | 4 | 1 | 1972 | 1 |
| 20 C (68 F): Tropical nights (min | 59 | 39 | 1995 | 29 |
| 25 C (77 F): Days with min | 21 | 7 | 1988 | 3 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 66 | 41 | 1945 | 34 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 66 | 13 | 1972 | 12 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 54 | 5 | 1954 | 4 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 9 | 1 | 1939 | 1 |
| 200 mm (7.87 in): Days with 200 mm or more rain | 1 | 1 | 1996 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 53 | 7 | 1951 | 2 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 9 | 2 | 1975 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1937.
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).