Bozeman Montana State UNIV Threshold Days by Year (USC00241044)
17 fixed thresholds counted per year at Bozeman Montana State UNIV (USC00241044): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Bozeman Montana State UNIV Thresholds
- Bozeman Montana State UNIV: days with 10 mm (0.39 in) or more of precipitation in 130 years, most in 2007 with 21.
- Bozeman Montana State UNIV: days with a maximum temperature at or below 0 C (32 F) in 129 years, most in 1955 with 84.
- Bozeman Montana State UNIV: nights with a minimum temperature at or below 0 C (32 F) in 129 years, most in 1912 with 208.
- Bozeman Montana State UNIV: nights with a minimum temperature at or below -10 C (14 F) in 129 years, most in 1922 with 94.
- 17 fixed thresholds have at least one qualifying day at Bozeman Montana State UNIV.
Days at or above 30 C (86 F)
128 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1895 | 5 | 15.3 |
| 1896 | 17 | 15.3 |
| 1897 | 24 | 15.3 |
| 1900 | 17 | 9.3 |
| 1901 | 24 | 9.3 |
| 1902 | 4 | 9.3 |
| 1903 | 4 | 9.3 |
| 1904 | 6 | 9.3 |
| 1905 | 3 | 9.3 |
| 1906 | 3 | 9.3 |
| 1908 | 12 | 9.3 |
| 1909 | 11 | 9.3 |
| 1910 | 16 | 13.1 |
| 1911 | 4 | 13.1 |
| 1912 | 4 | 13.1 |
| 1913 | 7 | 13.1 |
| 1914 | 11 | 13.1 |
| 1915 | 2 | 13.1 |
| 1916 | 7 | 13.1 |
| 1917 | 19 | 13.1 |
| 1918 | 11 | 13.1 |
| 1919 | 50 | 13.1 |
| 1920 | 13 | 15.5 |
| 1921 | 17 | 15.5 |
| 1922 | 14 | 15.5 |
| 1923 | 16 | 15.5 |
| 1924 | 17 | 15.5 |
| 1925 | 16 | 15.5 |
| 1926 | 17 | 15.5 |
| 1927 | 5 | 15.5 |
| 1928 | 13 | 15.5 |
| 1929 | 27 | 15.5 |
| 1930 | 15 | 21.9 |
| 1931 | 35 | 21.9 |
| 1932 | 22 | 21.9 |
| 1933 | 29 | 21.9 |
| 1934 | 25 | 21.9 |
| 1935 | 19 | 21.9 |
| 1936 | 31 | 21.9 |
| 1937 | 21 | 21.9 |
| 1938 | 4 | 21.9 |
| 1939 | 18 | 21.9 |
| 1940 | 22 | 13.8 |
| 1941 | 12 | 13.8 |
| 1942 | 10 | 13.8 |
| 1943 | 2 | 13.8 |
| 1944 | 2 | 13.8 |
| 1945 | 11 | 13.8 |
| 1946 | 23 | 13.8 |
| 1947 | 28 | 13.8 |
| 1948 | 9 | 13.8 |
| 1949 | 19 | 13.8 |
| 1950 | 5 | 19.3 |
| 1951 | 17 | 19.3 |
| 1952 | 11 | 19.3 |
| 1953 | 24 | 19.3 |
| 1954 | 26 | 19.3 |
| 1955 | 26 | 19.3 |
| 1956 | 20 | 19.3 |
| 1957 | 21 | 19.3 |
| 1958 | 19 | 19.3 |
| 1959 | 24 | 19.3 |
| 1960 | 29 | 24.7 |
| 1961 | 45 | 24.7 |
| 1962 | 10 | 24.7 |
| 1963 | 23 | 24.7 |
| 1964 | 28 | 24.7 |
| 1965 | 11 | 24.7 |
| 1966 | 28 | 24.7 |
| 1967 | 30 | 24.7 |
| 1968 | 16 | 24.7 |
| 1969 | 27 | 24.7 |
| 1970 | 36 | 25.1 |
| 1971 | 33 | 25.1 |
| 1972 | 17 | 25.1 |
| 1973 | 24 | 25.1 |
| 1974 | 35 | 25.1 |
| 1975 | 14 | 25.1 |
| 1976 | 21 | 25.1 |
| 1977 | 20 | 25.1 |
| 1978 | 23 | 25.1 |
| 1979 | 28 | 25.1 |
| 1980 | 14 | 26.3 |
| 1981 | 28 | 26.3 |
| 1982 | 21 | 26.3 |
| 1983 | 25 | 26.3 |
| 1984 | 27 | 26.3 |
| 1985 | 34 | 26.3 |
| 1986 | 20 | 26.3 |
| 1987 | 14 | 26.3 |
| 1988 | 55 | 26.3 |
| 1989 | 25 | 26.3 |
| 1990 | 32 | 28.2 |
| 1991 | 43 | 28.2 |
| 1992 | 18 | 28.2 |
| 1993 | 6 | 28.2 |
| 1994 | 44 | 28.2 |
| 1996 | 33 | 28.2 |
| 1997 | 11 | 28.2 |
| 1998 | 38 | 28.2 |
| 1999 | 29 | 28.2 |
| 2000 | 35 | 34.3 |
| 2001 | 40 | 34.3 |
| 2002 | 25 | 34.3 |
| 2003 | 50 | 34.3 |
| 2004 | 16 | 34.3 |
| 2005 | 36 | 34.3 |
| 2006 | 38 | 34.3 |
| 2007 | 49 | 34.3 |
| 2008 | 28 | 34.3 |
| 2009 | 26 | 34.3 |
| 2010 | 12 | 24.7 |
| 2011 | 20 | 24.7 |
| 2012 | 37 | 24.7 |
| 2013 | 24 | 24.7 |
| 2014 | 20 | 24.7 |
| 2015 | 24 | 24.7 |
| 2016 | 28 | 24.7 |
| 2017 | 45 | 24.7 |
| 2018 | 24 | 24.7 |
| 2019 | 13 | 24.7 |
| 2020 | 24 | 38.1 |
| 2021 | 41 | 38.1 |
| 2022 | 55 | 38.1 |
| 2023 | 24 | 38.1 |
| 2024 | 42 | 38.1 |
| 2025 | 39 | 38.1 |
| 2026 | 42 | 38.1 |
| Year | First date | Last date |
|---|---|---|
| 1895 | 1895-05-13 | 1895-08-12 |
| 1896 | 1896-06-08 | 1896-08-28 |
| 1897 | 1897-06-12 | 1897-09-30 |
| 1900 | 1900-06-20 | 1900-08-05 |
| 1901 | 1901-07-06 | 1901-08-25 |
| 1902 | 1902-06-09 | 1902-07-27 |
| 1903 | 1903-08-15 | 1903-08-19 |
| 1904 | 1904-07-22 | 1904-09-08 |
| 1905 | 1905-08-07 | 1905-08-24 |
| 1906 | 1906-07-21 | 1906-07-23 |
| 1908 | 1908-07-03 | 1908-09-06 |
| 1909 | 1909-06-30 | 1909-08-30 |
| 1910 | 1910-06-11 | 1910-08-20 |
| 1911 | 1911-07-06 | 1911-08-31 |
| 1912 | 1912-06-24 | 1912-08-26 |
| 1913 | 1913-07-06 | 1913-08-29 |
| 1914 | 1914-06-18 | 1914-08-15 |
| 1915 | 1915-08-30 | 1915-08-31 |
| 1916 | 1916-07-05 | 1916-09-02 |
| 1917 | 1917-06-28 | 1917-08-15 |
| 1918 | 1918-06-09 | 1918-08-25 |
| 1919 | 1919-05-27 | 1919-09-11 |
| 1920 | 1920-07-21 | 1920-09-16 |
| 1921 | 1921-06-13 | 1921-08-30 |
| 1922 | 1922-06-21 | 1922-08-27 |
| 1923 | 1923-06-12 | 1923-09-03 |
| 1924 | 1924-07-01 | 1924-09-04 |
| 1925 | 1925-06-20 | 1925-08-26 |
| 1926 | 1926-06-26 | 1926-08-25 |
| 1927 | 1927-07-09 | 1927-07-24 |
| 1928 | 1928-07-12 | 1928-08-11 |
| 1929 | 1929-06-28 | 1929-09-01 |
| 1930 | 1930-06-07 | 1930-08-24 |
| 1931 | 1931-06-15 | 1931-09-07 |
| 1932 | 1932-06-22 | 1932-08-22 |
| 1933 | 1933-06-15 | 1933-08-17 |
| 1934 | 1934-07-10 | 1934-08-28 |
| 1935 | 1935-07-14 | 1935-08-23 |
| 1936 | 1936-05-29 | 1936-08-23 |
| 1937 | 1937-06-21 | 1937-09-19 |
| 1938 | 1938-07-22 | 1938-09-19 |
| 1939 | 1939-07-09 | 1939-08-27 |
| 1940 | 1940-07-08 | 1940-09-01 |
| 1941 | 1941-06-22 | 1941-08-08 |
| 1942 | 1942-07-04 | 1942-08-20 |
| 1943 | 1943-07-20 | 1943-07-31 |
| 1944 | 1944-06-30 | 1944-07-01 |
| 1945 | 1945-06-21 | 1945-09-02 |
| 1946 | 1946-07-11 | 1946-09-14 |
| 1947 | 1947-07-02 | 1947-09-12 |
| 1948 | 1948-07-23 | 1948-09-13 |
| 1949 | 1949-07-02 | 1949-08-22 |
| 1950 | 1950-07-09 | 1950-08-31 |
| 1951 | 1951-07-13 | 1951-08-17 |
| 1952 | 1952-06-06 | 1952-08-25 |
| 1953 | 1953-07-10 | 1953-09-12 |
| 1954 | 1954-05-19 | 1954-08-30 |
| 1955 | 1955-07-15 | 1955-09-05 |
| 1956 | 1956-06-19 | 1956-09-19 |
| 1957 | 1957-06-05 | 1957-09-07 |
| 1958 | 1958-06-27 | 1958-09-11 |
| 1959 | 1959-06-13 | 1959-09-11 |
| 1960 | 1960-07-08 | 1960-09-02 |
| 1961 | 1961-06-16 | 1961-08-25 |
| 1962 | 1962-06-26 | 1962-08-21 |
| 1963 | 1963-07-02 | 1963-09-05 |
| 1964 | 1964-06-26 | 1964-08-19 |
| 1965 | 1965-07-10 | 1965-08-12 |
| 1966 | 1966-06-27 | 1966-09-23 |
| 1967 | 1967-07-13 | 1967-09-29 |
| 1968 | 1968-06-27 | 1968-09-10 |
| 1969 | 1969-06-05 | 1969-09-03 |
| 1970 | 1970-06-21 | 1970-08-27 |
| 1971 | 1971-06-23 | 1971-08-29 |
| 1972 | 1972-07-08 | 1972-08-29 |
| 1973 | 1973-06-22 | 1973-08-20 |
| 1974 | 1974-06-15 | 1974-08-06 |
| 1975 | 1975-07-04 | 1975-08-07 |
| 1976 | 1976-06-30 | 1976-09-06 |
| 1977 | 1977-06-02 | 1977-09-08 |
| 1978 | 1978-07-15 | 1978-09-05 |
| 1979 | 1979-06-12 | 1979-09-17 |
| 1980 | 1980-06-29 | 1980-09-07 |
| 1981 | 1981-06-26 | 1981-09-19 |
| 1982 | 1982-07-19 | 1982-09-10 |
| 1983 | 1983-07-06 | 1983-09-02 |
| 1984 | 1984-05-29 | 1984-08-27 |
| 1985 | 1985-06-07 | 1985-08-31 |
| 1986 | 1986-05-30 | 1986-08-29 |
| 1987 | 1987-06-14 | 1987-08-10 |
| 1988 | 1988-05-16 | 1988-09-07 |
| 1989 | 1989-06-19 | 1989-08-11 |
| 1990 | 1990-06-23 | 1990-09-12 |
| 1991 | 1991-06-11 | 1991-09-07 |
| 1992 | 1992-06-10 | 1992-10-01 |
| 1993 | 1993-06-20 | 1993-08-11 |
| 1994 | 1994-06-23 | 1994-09-09 |
| 1996 | 1996-06-08 | 1996-09-05 |
| 1997 | 1997-07-09 | 1997-08-28 |
| 1998 | 1998-07-09 | 1998-09-17 |
| 1999 | 1999-07-07 | 1999-08-30 |
| 2000 | 2000-06-07 | 2000-09-16 |
| 2001 | 2001-05-12 | 2001-09-26 |
| 2002 | 2002-06-28 | 2002-09-05 |
| 2003 | 2003-05-28 | 2003-10-17 |
| 2004 | 2004-07-14 | 2004-09-11 |
| 2005 | 2005-06-20 | 2005-09-09 |
| 2006 | 2006-06-03 | 2006-09-04 |
| 2007 | 2007-06-20 | 2007-09-04 |
| 2008 | 2008-06-21 | 2008-08-30 |
| 2009 | 2009-06-25 | 2009-09-19 |
| 2010 | 2010-06-29 | 2010-08-27 |
| 2011 | 2011-06-28 | 2011-08-28 |
| 2012 | 2012-06-24 | 2012-08-29 |
| 2013 | 2013-06-29 | 2013-08-26 |
| 2014 | 2014-07-05 | 2014-09-26 |
| 2015 | 2015-06-09 | 2015-08-30 |
| 2016 | 2016-06-07 | 2016-09-01 |
| 2017 | 2017-06-20 | 2017-09-12 |
| 2018 | 2018-06-09 | 2018-09-07 |
| 2019 | 2019-07-23 | 2019-09-16 |
| 2020 | 2020-06-12 | 2020-09-14 |
| 2021 | 2021-06-04 | 2021-09-09 |
| 2022 | 2022-06-17 | 2022-09-07 |
| 2023 | 2023-07-10 | 2023-09-26 |
| 2024 | 2024-06-23 | 2024-09-29 |
| 2025 | 2025-05-10 | 2025-09-03 |
| 2026 | 2026-05-13 | 2026-08-27 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 128 | 55 | 1988 | 42 |
| 35 C (95 F): Days | 45 | 14 | 2003 | 7 |
| 90 F (32.2 C): Days | 114 | 38 | 2022 | 21 |
| 100 F (37.8 C): Days | 5 | 3 | 2002 | 2 |
| 0 C (32 F): Ice days (max | 129 | 84 | 1955 | 6 |
| 0 C (32 F): Frost days (min | 129 | 208 | 1912 | 91 |
| -10 C (14 F): Days with min | 129 | 94 | 1922 | 13 |
| -20 C (-4 F): Days with min | 128 | 35 | 1916 | 1 |
| -30 C (-22 F): Days with min | 76 | 10 | 1916 | 4 |
| -40 C (-40 F): Days with min | 2 | 1 | 1936 | 1 |
| 20 C (68 F): Tropical nights (min | 10 | 1 | 1895 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 130 | 21 | 2007 | 16 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 90 | 5 | 1944 | 1 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 7 | 1 | 1938 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 76 | 16 | 1975 | 3 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 25 | 2 | 1954 | 1 |
| 50 cm (19.7 in): Days with 50 cm or more snowfall | 2 | 1 | 1968 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1895.
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).