Moorcroft 3S Threshold Days by Year (USW00024088)
19 fixed thresholds counted per year at Moorcroft 3S (USW00024088): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Moorcroft 3S Thresholds
- Moorcroft 3S: days with a maximum temperature at or above 30 C (86 F) in 53 years, most in 1988 with 90.
- Moorcroft 3S: days with a maximum temperature at or above 90 F (32.2 C) in 53 years, most in 1988 with 69.
- Moorcroft 3S: days with a maximum temperature at or below 0 C (32 F) in 53 years, most in 1955 with 85.
- Moorcroft 3S: days with a maximum temperature at or above 35 C (95 F) in 52 years, most in 1988 with 39.
- 19 fixed thresholds have at least one qualifying day at Moorcroft 3S.
Days at or above 30 C (86 F)
53 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1904 | 39 | 37.5 |
| 1905 | 36 | 37.5 |
| 1913 | 56 | 41 |
| 1914 | 58 | 41 |
| 1915 | 9 | 41 |
| 1934 | 64 | 59.5 |
| 1935 | 55 | 59.5 |
| 1949 | 54 | 54 |
| 1950 | 26 | 43.4 |
| 1951 | 26 | 43.4 |
| 1953 | 52 | 43.4 |
| 1954 | 56 | 43.4 |
| 1955 | 51 | 43.4 |
| 1956 | 48 | 43.4 |
| 1957 | 41 | 43.4 |
| 1958 | 31 | 43.4 |
| 1959 | 60 | 43.4 |
| 1960 | 49 | 41.8 |
| 1961 | 61 | 41.8 |
| 1962 | 27 | 41.8 |
| 1963 | 55 | 41.8 |
| 1964 | 44 | 41.8 |
| 1965 | 18 | 41.8 |
| 1966 | 56 | 41.8 |
| 1967 | 34 | 41.8 |
| 1968 | 29 | 41.8 |
| 1969 | 45 | 41.8 |
| 1970 | 56 | 41.5 |
| 1971 | 43 | 41.5 |
| 1972 | 28 | 41.5 |
| 1973 | 36 | 41.5 |
| 1974 | 45 | 41.5 |
| 1975 | 41 | 41.5 |
| 1981 | 48 | 64 |
| 1983 | 66 | 64 |
| 1986 | 52 | 64 |
| 1987 | 64 | 64 |
| 1988 | 90 | 64 |
| 1989 | 64 | 64 |
| 1990 | 63 | 45.9 |
| 1991 | 53 | 45.9 |
| 1992 | 38 | 45.9 |
| 1993 | 15 | 45.9 |
| 1994 | 75 | 45.9 |
| 1995 | 50 | 45.9 |
| 1999 | 27 | 45.9 |
| 2000 | 58 | 52.7 |
| 2005 | 43 | 52.7 |
| 2007 | 57 | 52.7 |
| 2023 | 34 | 51.8 |
| 2024 | 64 | 51.8 |
| 2025 | 48 | 51.8 |
| 2026 | 61 | 51.8 |
| Year | First date | Last date |
|---|---|---|
| 1904 | 1904-06-16 | 1904-10-16 |
| 1905 | 1905-05-20 | 1905-09-23 |
| 1913 | 1913-05-27 | 1913-09-14 |
| 1914 | 1914-06-18 | 1914-09-28 |
| 1915 | 1915-07-12 | 1915-09-01 |
| 1934 | 1934-05-06 | 1934-09-13 |
| 1935 | 1935-06-29 | 1935-09-23 |
| 1949 | 1949-06-16 | 1949-09-25 |
| 1950 | 1950-06-06 | 1950-09-05 |
| 1951 | 1951-05-28 | 1951-08-27 |
| 1953 | 1953-06-11 | 1953-10-01 |
| 1954 | 1954-05-20 | 1954-09-22 |
| 1955 | 1955-06-29 | 1955-09-14 |
| 1956 | 1956-05-23 | 1956-09-26 |
| 1957 | 1957-06-30 | 1957-10-02 |
| 1958 | 1958-05-28 | 1958-09-23 |
| 1959 | 1959-06-06 | 1959-09-14 |
| 1960 | 1960-05-12 | 1960-09-20 |
| 1961 | 1961-05-10 | 1961-09-16 |
| 1962 | 1962-05-10 | 1962-09-11 |
| 1963 | 1963-06-24 | 1963-10-05 |
| 1964 | 1964-05-17 | 1964-09-17 |
| 1965 | 1965-07-07 | 1965-08-28 |
| 1966 | 1966-05-04 | 1966-09-23 |
| 1967 | 1967-07-05 | 1967-09-11 |
| 1968 | 1968-06-03 | 1968-09-13 |
| 1969 | 1969-05-26 | 1969-09-20 |
| 1970 | 1970-06-22 | 1970-09-19 |
| 1971 | 1971-06-23 | 1971-09-13 |
| 1972 | 1972-06-07 | 1972-09-18 |
| 1973 | 1973-06-09 | 1973-08-31 |
| 1974 | 1974-06-13 | 1974-09-26 |
| 1975 | 1975-06-24 | 1975-10-06 |
| 1981 | 1981-06-07 | 1981-09-19 |
| 1983 | 1983-05-27 | 1983-09-27 |
| 1986 | 1986-05-04 | 1986-09-01 |
| 1987 | 1987-04-29 | 1987-10-04 |
| 1988 | 1988-05-17 | 1988-09-18 |
| 1989 | 1989-04-22 | 1989-09-30 |
| 1990 | 1990-06-04 | 1990-09-25 |
| 1991 | 1991-06-11 | 1991-09-07 |
| 1992 | 1992-04-30 | 1992-10-02 |
| 1993 | 1993-05-26 | 1993-08-25 |
| 1994 | 1994-05-16 | 1994-09-28 |
| 1995 | 1995-06-14 | 1995-09-05 |
| 1999 | 1999-06-26 | 1999-09-06 |
| 2000 | 2000-06-07 | 2000-09-29 |
| 2005 | 2005-06-20 | 2005-10-02 |
| 2007 | 2007-06-21 | 2007-09-23 |
| 2023 | 2023-06-08 | 2023-09-09 |
| 2024 | 2024-06-12 | 2024-09-30 |
| 2025 | 2025-05-11 | 2025-10-04 |
| 2026 | 2026-05-12 | 2026-10-06 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 53 | 90 | 1988 | 61 |
| 35 C (95 F): Days | 52 | 39 | 1988 | 26 |
| 40 C (104 F): Days | 9 | 4 | 1988 | 1 |
| 90 F (32.2 C): Days | 53 | 69 | 1988 | 41 |
| 100 F (37.8 C): Days | 32 | 14 | 1988 | 7 |
| 0 C (32 F): Ice days (max | 53 | 85 | 1955 | 15 |
| 0 C (32 F): Frost days (min | 50 | 208 | 2005 | 104 |
| -10 C (14 F): Days with min | 50 | 103 | 1955 | 24 |
| -20 C (-4 F): Days with min | 49 | 39 | 1949 | 6 |
| -30 C (-22 F): Days with min | 30 | 13 | 1989 | 1 |
| -40 C (-40 F): Days with min | 4 | 1 | 1905 | 1 |
| 20 C (68 F): Tropical nights (min | 26 | 6 | 1960 | 11 |
| 25 C (77 F): Days with min | 1 | 1 | 1954 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 51 | 19 | 1915 | 2 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 36 | 6 | 1915 | 4 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 7 | 2 | 1964 | 1 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 1 | 1 | 2007 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 28 | 9 | 1990 | 1 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 1 | 0 | n/a | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1904.
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 (2026-10-17).