Medora Threshold Days by Year
20 fixed thresholds counted per year at Medora (USC00325813): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Medora Thresholds
- Medora: nights with a minimum temperature at or below 0 C (32 F) in 64 years, most in 1961 with 223.
- Medora: nights with a minimum temperature at or below -10 C (14 F) in 64 years, most in 1960 with 121.
- Medora: nights with a minimum temperature at or below -20 C (-4 F) in 64 years, most in 1949 with 62.
- Medora: nights with a minimum temperature at or below -30 C (-22 F) in 63 years, most in 1951 with 19.
- 20 fixed thresholds have at least one qualifying day at Medora.
Days at or above 30 C (86 F)
60 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1949 | 64 | 64 |
| 1950 | 38 | 48.6 |
| 1951 | 35 | 48.6 |
| 1952 | 56 | 48.6 |
| 1953 | 45 | 48.6 |
| 1954 | 43 | 48.6 |
| 1955 | 69 | 48.6 |
| 1956 | 51 | 48.6 |
| 1957 | 41 | 48.6 |
| 1958 | 51 | 48.6 |
| 1959 | 57 | 48.6 |
| 1960 | 48 | 48.1 |
| 1961 | 69 | 48.1 |
| 1962 | 29 | 48.1 |
| 1963 | 52 | 48.1 |
| 1964 | 46 | 48.1 |
| 1965 | 21 | 48.1 |
| 1966 | 60 | 48.1 |
| 1967 | 67 | 48.1 |
| 1968 | 38 | 48.1 |
| 1969 | 51 | 48.1 |
| 1970 | 70 | 55.7 |
| 1971 | 45 | 55.7 |
| 1973 | 51 | 55.7 |
| 1974 | 50 | 55.7 |
| 1975 | 47 | 55.7 |
| 1976 | 75 | 55.7 |
| 1977 | 55 | 55.7 |
| 1978 | 57 | 55.7 |
| 1979 | 51 | 55.7 |
| 1980 | 71 | 61 |
| 1981 | 54 | 61 |
| 1982 | 49 | 61 |
| 1983 | 66 | 61 |
| 1984 | 66 | 61 |
| 1985 | 47 | 61 |
| 1986 | 47 | 61 |
| 1987 | 62 | 61 |
| 1988 | 80 | 61 |
| 1989 | 68 | 61 |
| 1990 | 67 | 46.3 |
| 1991 | 63 | 46.3 |
| 1992 | 40 | 46.3 |
| 1993 | 15 | 46.3 |
| 1994 | 48 | 46.3 |
| 1995 | 47 | 46.3 |
| 1996 | 45 | 46.3 |
| 1997 | 45 | 46.3 |
| 2007 | 57 | 49 |
| 2008 | 57 | 49 |
| 2009 | 33 | 49 |
| 2010 | 34 | 44.3 |
| 2011 | 48 | 44.3 |
| 2015 | 48 | 44.3 |
| 2017 | 48 | 44.3 |
| 2018 | 53 | 44.3 |
| 2019 | 35 | 44.3 |
| 2020 | 47 | 58.7 |
| 2021 | 67 | 58.7 |
| 2026 | 62 | 58.7 |
| Year | First date | Last date |
|---|---|---|
| 1949 | 1949-04-28 | 1949-09-25 |
| 1950 | 1950-06-04 | 1950-09-07 |
| 1951 | 1951-05-11 | 1951-08-23 |
| 1952 | 1952-04-26 | 1952-09-27 |
| 1953 | 1953-06-11 | 1953-10-01 |
| 1954 | 1954-05-20 | 1954-09-26 |
| 1955 | 1955-04-29 | 1955-10-10 |
| 1956 | 1956-05-21 | 1956-10-12 |
| 1957 | 1957-07-01 | 1957-10-02 |
| 1958 | 1958-05-11 | 1958-09-19 |
| 1959 | 1959-06-03 | 1959-09-14 |
| 1960 | 1960-05-12 | 1960-10-04 |
| 1961 | 1961-06-04 | 1961-09-18 |
| 1962 | 1962-04-24 | 1962-09-06 |
| 1963 | 1963-06-28 | 1963-10-04 |
| 1964 | 1964-05-17 | 1964-10-13 |
| 1965 | 1965-06-19 | 1965-08-24 |
| 1966 | 1966-05-04 | 1966-09-20 |
| 1967 | 1967-05-22 | 1967-09-29 |
| 1968 | 1968-04-30 | 1968-09-15 |
| 1969 | 1969-05-25 | 1969-09-14 |
| 1970 | 1970-05-17 | 1970-10-05 |
| 1971 | 1971-05-28 | 1971-09-12 |
| 1973 | 1973-05-17 | 1973-09-01 |
| 1974 | 1974-06-13 | 1974-09-26 |
| 1975 | 1975-06-24 | 1975-10-07 |
| 1976 | 1976-06-01 | 1976-10-10 |
| 1977 | 1977-04-09 | 1977-09-15 |
| 1978 | 1978-05-22 | 1978-09-26 |
| 1979 | 1979-05-16 | 1979-09-28 |
| 1980 | 1980-04-19 | 1980-10-08 |
| 1981 | 1981-06-26 | 1981-09-20 |
| 1982 | 1982-05-02 | 1982-09-10 |
| 1983 | 1983-05-26 | 1983-09-27 |
| 1984 | 1984-05-16 | 1984-09-18 |
| 1985 | 1985-05-02 | 1985-09-15 |
| 1986 | 1986-05-03 | 1986-08-30 |
| 1987 | 1987-04-18 | 1987-10-04 |
| 1988 | 1988-04-30 | 1988-09-16 |
| 1989 | 1989-04-22 | 1989-09-30 |
| 1990 | 1990-04-21 | 1990-09-26 |
| 1991 | 1991-05-21 | 1991-10-16 |
| 1992 | 1992-05-06 | 1992-10-02 |
| 1993 | 1993-05-14 | 1993-09-12 |
| 1994 | 1994-05-23 | 1994-09-25 |
| 1995 | 1995-06-01 | 1995-10-12 |
| 1996 | 1996-06-08 | 1996-09-09 |
| 1997 | 1997-05-31 | 1997-10-02 |
| 2007 | 2007-05-10 | 2007-09-23 |
| 2008 | 2008-05-19 | 2008-09-26 |
| 2009 | 2009-06-21 | 2009-09-20 |
| 2010 | 2010-06-17 | 2010-09-27 |
| 2011 | 2011-06-03 | 2011-10-05 |
| 2015 | 2015-06-02 | 2015-10-11 |
| 2017 | 2017-05-07 | 2017-09-14 |
| 2018 | 2018-05-17 | 2018-09-13 |
| 2019 | 2019-06-07 | 2019-09-17 |
| 2020 | 2020-06-13 | 2020-09-25 |
| 2021 | 2021-05-01 | 2021-10-07 |
| 2026 | 2026-05-14 | 2026-09-12 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 60 | 80 | 1988 | 62 |
| 35 C (95 F): Days | 60 | 43 | 1988 | 23 |
| 40 C (104 F): Days | 25 | 10 | 1988 | 6 |
| 90 F (32.2 C): Days | 60 | 65 | 1988 | 45 |
| 100 F (37.8 C): Days | 47 | 23 | 1988 | 12 |
| 110 F (43.3 C): Days | 3 | 1 | 1949 | 1 |
| 0 C (32 F): Ice days (max | 60 | 102 | 1978 | 18 |
| 0 C (32 F): Frost days (min | 64 | 223 | 1961 | 90 |
| -10 C (14 F): Days with min | 64 | 121 | 1960 | 27 |
| -20 C (-4 F): Days with min | 64 | 62 | 1949 | 6 |
| -30 C (-22 F): Days with min | 63 | 19 | 1951 | 1 |
| -40 C (-40 F): Days with min | 12 | 2 | 1949 | 2 |
| 20 C (68 F): Tropical nights (min | 50 | 11 | 1988 | 4 |
| 25 C (77 F): Days with min | 2 | 1 | 1981 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 62 | 18 | 1978 | 10 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 51 | 7 | 1982 | 3 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 17 | 2 | 1960 | 2 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 1 | 0 | n/a | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 47 | 9 | 1967 | 1 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 4 | 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 1949.
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 2026-10-15 (15 October 2026). Threshold counts are computed by this site.
Data as of . Last revised (2026-10-15).