Thompson Welcome Ctr Threshold Days by Year
16 fixed thresholds counted per year at Thompson Welcome Ctr (USC00428705): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Thompson Welcome Ctr Thresholds
- Thompson Welcome Ctr: nights with a minimum temperature at or below 0 C (32 F) in 61 years, most in 1935 with 183.
- Thompson Welcome Ctr: nights with a minimum temperature at or below -10 C (14 F) in 61 years, most in 1979 with 58.
- Thompson Welcome Ctr: days with a maximum temperature at or above 30 C (86 F) in 60 years, most in 1926 with 126.
- Thompson Welcome Ctr: days with a maximum temperature at or above 35 C (95 F) in 60 years, most in 1924 with 72.
- 16 fixed thresholds have at least one qualifying day at Thompson Welcome Ctr.
Days at or above 30 C (86 F)
60 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1915 | 89 | 89 |
| 1920 | 113 | 108.9 |
| 1921 | 87 | 108.9 |
| 1922 | 124 | 108.9 |
| 1923 | 106 | 108.9 |
| 1924 | 120 | 108.9 |
| 1925 | 100 | 108.9 |
| 1926 | 126 | 108.9 |
| 1927 | 90 | 108.9 |
| 1928 | 114 | 108.9 |
| 1930 | 93 | 97.8 |
| 1932 | 86 | 97.8 |
| 1933 | 105 | 97.8 |
| 1934 | 116 | 97.8 |
| 1935 | 105 | 97.8 |
| 1936 | 92 | 97.8 |
| 1937 | 104 | 97.8 |
| 1938 | 87 | 97.8 |
| 1939 | 92 | 97.8 |
| 1940 | 87 | 85.5 |
| 1941 | 66 | 85.5 |
| 1942 | 93 | 85.5 |
| 1943 | 91 | 85.5 |
| 1944 | 83 | 85.5 |
| 1945 | 84 | 85.5 |
| 1946 | 98 | 85.5 |
| 1949 | 82 | 85.5 |
| 1954 | 87 | 88 |
| 1955 | 87 | 88 |
| 1958 | 85 | 88 |
| 1959 | 93 | 88 |
| 1960 | 96 | 69.3 |
| 1961 | 80 | 69.3 |
| 1963 | 65 | 69.3 |
| 1964 | 71 | 69.3 |
| 1965 | 41 | 69.3 |
| 1967 | 63 | 69.3 |
| 1970 | 75 | 87 |
| 1971 | 83 | 87 |
| 1972 | 83 | 87 |
| 1973 | 76 | 87 |
| 1974 | 97 | 87 |
| 1975 | 79 | 87 |
| 1976 | 88 | 87 |
| 1977 | 93 | 87 |
| 1978 | 100 | 87 |
| 1979 | 96 | 87 |
| 1980 | 81 | 83.9 |
| 1981 | 90 | 83.9 |
| 1982 | 75 | 83.9 |
| 1986 | 75 | 83.9 |
| 1987 | 75 | 83.9 |
| 1988 | 104 | 83.9 |
| 1989 | 87 | 83.9 |
| 1990 | 90 | 83 |
| 1991 | 80 | 83 |
| 1992 | 85 | 83 |
| 1993 | 77 | 83 |
| 2021 | 89 | 89.5 |
| 2022 | 90 | 89.5 |
| Year | First date | Last date |
|---|---|---|
| 1915 | 1915-05-12 | 1915-08-31 |
| 1920 | 1920-05-20 | 1920-09-23 |
| 1921 | 1921-05-17 | 1921-09-29 |
| 1922 | 1922-05-06 | 1922-10-05 |
| 1923 | 1923-05-10 | 1923-09-25 |
| 1924 | 1924-05-12 | 1924-10-02 |
| 1925 | 1925-04-16 | 1925-09-23 |
| 1926 | 1926-05-19 | 1926-11-19 |
| 1927 | 1927-05-14 | 1927-09-21 |
| 1928 | 1928-05-01 | 1928-09-30 |
| 1930 | 1930-05-27 | 1930-09-22 |
| 1932 | 1932-05-21 | 1932-09-21 |
| 1933 | 1933-05-30 | 1933-09-20 |
| 1934 | 1934-05-06 | 1934-09-20 |
| 1935 | 1935-06-07 | 1935-09-24 |
| 1936 | 1936-05-13 | 1936-09-22 |
| 1937 | 1937-05-14 | 1937-09-25 |
| 1938 | 1938-05-26 | 1938-09-29 |
| 1939 | 1939-05-29 | 1939-09-21 |
| 1940 | 1940-05-12 | 1940-09-11 |
| 1941 | 1941-05-10 | 1941-09-12 |
| 1942 | 1942-05-23 | 1942-09-17 |
| 1943 | 1943-04-30 | 1943-09-23 |
| 1944 | 1944-06-19 | 1944-09-22 |
| 1945 | 1945-05-13 | 1945-09-15 |
| 1946 | 1946-06-01 | 1946-09-15 |
| 1949 | 1949-05-26 | 1949-09-25 |
| 1954 | 1954-05-17 | 1954-09-22 |
| 1955 | 1955-06-18 | 1955-09-15 |
| 1958 | 1958-06-04 | 1958-09-12 |
| 1959 | 1959-06-03 | 1959-09-13 |
| 1960 | 1960-05-11 | 1960-09-28 |
| 1961 | 1961-05-10 | 1961-08-28 |
| 1963 | 1963-05-28 | 1963-10-02 |
| 1964 | 1964-05-15 | 1964-09-13 |
| 1965 | 1965-06-07 | 1965-08-12 |
| 1967 | 1967-05-22 | 1967-09-07 |
| 1970 | 1970-05-19 | 1970-09-11 |
| 1971 | 1971-05-26 | 1971-09-15 |
| 1972 | 1972-05-29 | 1972-09-17 |
| 1973 | 1973-06-07 | 1973-09-14 |
| 1974 | 1974-05-09 | 1974-09-19 |
| 1975 | 1975-05-15 | 1975-09-17 |
| 1976 | 1976-05-14 | 1976-09-09 |
| 1977 | 1977-05-31 | 1977-09-26 |
| 1978 | 1978-05-14 | 1978-10-01 |
| 1979 | 1979-06-03 | 1979-10-06 |
| 1980 | 1980-06-09 | 1980-09-19 |
| 1981 | 1981-05-01 | 1981-09-22 |
| 1982 | 1982-05-23 | 1982-09-24 |
| 1986 | 1986-05-21 | 1986-09-08 |
| 1987 | 1987-04-19 | 1987-09-12 |
| 1988 | 1988-05-14 | 1988-09-18 |
| 1989 | 1989-04-20 | 1989-09-30 |
| 1990 | 1990-05-23 | 1990-09-16 |
| 1991 | 1991-06-09 | 1991-09-06 |
| 1992 | 1992-04-30 | 1992-09-30 |
| 1993 | 1993-05-26 | 1993-10-01 |
| 2021 | 2021-05-15 | 2021-09-17 |
| 2022 | 2022-05-16 | 2022-09-20 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 60 | 126 | 1926 | 90 |
| 35 C (95 F): Days | 60 | 72 | 1924 | 29 |
| 40 C (104 F): Days | 13 | 6 | 1926 | 1 |
| 90 F (32.2 C): Days | 60 | 107 | 1926 | 62 |
| 100 F (37.8 C): Days | 43 | 21 | 1920 | 1 |
| 0 C (32 F): Ice days (max | 56 | 42 | 1932 | 16 |
| 0 C (32 F): Frost days (min | 61 | 183 | 1935 | 143 |
| -10 C (14 F): Days with min | 61 | 58 | 1979 | 21 |
| -20 C (-4 F): Days with min | 26 | 18 | 1937 | 2 |
| -30 C (-22 F): Days with min | 2 | 2 | 1937 | 1 |
| 20 C (68 F): Tropical nights (min | 57 | 41 | 1938 | 26 |
| 25 C (77 F): Days with min | 10 | 8 | 1943 | 2 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 57 | 20 | 1941 | 1 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 24 | 2 | 1941 | 1 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 1 | 0 | n/a | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 21 | 3 | 1944 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1915.
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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.
Data as of . Last revised (2026-10-15).