Bozeman September 23 Weather Records

Daily averages and all-time records for weather in Bozeman, Montana for the date of September 23.
September 23 All-Time Records
1892–2024
Highest temperature 86 °F 1966
Lowest temperature 20 °F 1913
Lowest daily high 32 °F 1934
Highest daily low 57 °F 1906
Most precipitation 0.63 inches 1912
Most snow 13.0 inches 1913
September 23 Average Weather
1991–2020 1
Average high 69.2 °F
Average low 40.1 °F
Chance precipitation 31.6%
Chance snow 2.6%
Bozeman September 23 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 66 44 0.39 0.0
2022 68 42 0.30 0.0
2021 76 42 0.00 0.0
2020 76 45 0.04 0.0
2019 71 46 0.00 0.0
2018 73 43 0.00 0.0
2017 44 33 0.02 0.0
2016 51 46 0.17 0.0
2015 79 45 0.00 0.0
2014 79 44 0.00 0.0
2013 67 40 0.16 0.0
2012 77 46 0.00 0.0
2011 82 43 0.00 n/a
2010 64 37 0.00 0.0
2009 83 42 0.00 0.0
2008 59 32 0.14 0.0
2007 59 41 0.17 0.0
2006 57 36 0.02 0.0
2005 72 43 0.17 0.0
2004 59 45 0.09 0.0
2003 78 43 0.00 0.0
2002 69 33 0.00 0.0
2001 81 43 0.00 0.0
2000 36 23 0.00 0.0
1999 79 39 0.00 0.0
1998 67 35 0.00 0.0
1997 71 36 0.00 0.0
1996 54 26 0.00 0.0
1995 n/a n/a n/a n/a
1994 80 41 0.00 0.0
1993 63 29 0.00 0.0
1992 84 53 0.00 0.0
1991 61 40 0.00 0.0
1990 81 43 0.00 0.0
1989 78 41 0.00 0.0
1988 69 37 0.00 0.0
1987 85 44 0.00 0.0
1986 70 31 0.00 0.0
1985 48 31 0.50 3.5
1984 48 25 0.02 1.0
1983 72 39 0.00 0.0
1982 70 41 0.00 0.0
1981 58 34 0.00 0.0
1980 59 42 0.02 0.0
1979 79 49 0.00 0.0
1978 73 41 0.00 0.0
1977 59 34 0.03 0.0
1976 69 48 0.49 0.0
1975 74 38 0.00 0.0
1974 73 39 0.00 0.0
1973 66 45 0.27 0.0
1972 59 34 0.29 0.0
1971 72 35 0.00 0.0
1970 62 45 0.00 0.0
1969 68 48 0.00 0.0
1968 60 35 0.00 0.0
1967 76 43 0.00 0.0
1966 86 56 0.00 0.0
1965 51 27 0.00 0.0
1964 64 39 0.00 0.0
1963 n/a n/a n/a n/a
1962 72 45 0.00 0.0
1961 44 31 0.07 1.5
1960 60 33 0.07 0.0
1959 60 37 0.00 0.0
1958 71 33 0.39 n/a
1957 78 37 0.00 0.0
1956 72 33 0.00 0.0
1955 45 31 0.00 0.0
1954 80 50 0.00 0.0
1953 70 42 0.33 0.0
1952 73 43 0.00 0.0
1951 50 31 0.54 0.0
1950 67 40 0.00 0.0
1949 80 36 0.00 0.0
1948 73 36 0.01 n/a
1947 76 46 0.00 n/a
1946 64 28 0.00 n/a
1945 51 35 0.05 n/a
1944 65 40 0.00 n/a
1943 72 35 0.00 n/a
1942 66 44 0.00 n/a
1941 52 32 0.56 0.0
1940 65 43 0.00 n/a
1939 74 42 0.00 n/a
1938 81 48 0.00 n/a
1937 53 34 0.60 n/a
1936 72 44 0.00 n/a
1935 75 52 0.00 n/a
1934 32 21 0.09 n/a
1933 50 24 0.00 n/a
1932 70 38 0.00 n/a
1931 45 34 0.00 n/a
1930 56 36 0.27 n/a
1929 53 29 0.00 n/a
1928 67 40 0.00 n/a
1927 75 44 0.00 n/a
1926 61 21 0.15 n/a
1925 71 39 0.00 n/a
1924 74 42 0.00 n/a
1923 73 32 0.00 n/a
1922 75 39 0.00 n/a
1921 63 37 0.00 n/a
1920 59 35 0.08 n/a
1919 75 36 0.00 n/a
1918 59 48 0.26 n/a
1917 58 50 0.14 n/a
1916 65 40 0.00 n/a
1915 58 47 0.00 n/a
1914 68 37 0.00 n/a
1913 34 20 0.48 13.0
1912 55 33 0.63 4.0
1911 54 32 0.00 n/a
1910 68 36 0.00 n/a
1909 63 30 0.00 n/a
1908 62 35 0.00 n/a
1907 75 41 0.00 n/a
1906 79 57 0.00 n/a
1905 84 48 0.00 n/a
1904 63 34 0.00 n/a
1903 78 39 0.00 n/a
1902 78 40 0.00 n/a
1901 42 36 0.03 n/a
1900 64 44 0.00 n/a
1899 n/a n/a n/a n/a
1898 67 36 0.40 n/a
1897 78 50 0.00 n/a
1896 71 51 0.40 n/a
1895 54 33 0.00 n/a
1894 54 38 0.00 n/a
1893 n/a n/a n/a n/a
1892 57 42 0.50 n/a
What's the all-time high for Bozeman on 9/23?
For the date of Sep 23, the highest temperature ever reached in Bozeman history is 86 °F which happened in 1966.
Highest Temperatures in Bozeman on September 23
Rank Temperature Year
1 86 °F 1966
2 85 °F 1987
3 84 °F 1992
3 84 °F 1905
5 83 °F 2009
6 82 °F 2011
7 81 °F 1990
7 81 °F 1938
7 81 °F 2001
10 80 °F 1954
10 80 °F 1994
10 80 °F 1949
What's the all-time low for Bozeman on 9/23?
For the date of Sep 23, the lowest temperature ever reached in Bozeman history is 20 °F which happened in 1913.
Lowest Temperatures in Bozeman on September 23
Rank Temperature Year
1 20 °F 1913
2 21 °F 1934
2 21 °F 1926
4 23 °F 2000
5 24 °F 1933
6 25 °F 1984
7 26 °F 1996
8 27 °F 1965
9 28 °F 1946
10 29 °F 1993
10 29 °F 1929
Lowest High Temperatures in Bozeman on September 23
Rank Temperature Year
1 32 °F 1934
2 34 °F 1913
3 36 °F 2000
4 42 °F 1901
5 44 °F 1961
5 44 °F 2017
7 45 °F 1931
7 45 °F 1955
9 48 °F 1984
9 48 °F 1985
What's the most it has ever rained in Bozeman on 9/23?
For the date of Sep 23, the most precipitation ever recorded in Bozeman history is 0.63 inches which happened in 1912.
All-Time Most Precipitation in Bozeman on September 23
Rank Precipitation Year
1 0.63 inches 1912
2 0.60 inches 1937
3 0.56 inches 1941
4 0.54 inches 1951
5 0.50 inches 1892
5 0.50 inches 1985
7 0.49 inches 1976
8 0.48 inches 1913
9 0.40 inches 1896
9 0.40 inches 1898
All-Time Most Snow in Bozeman on September 23
Rank Precipitation Year
1 13.0 inches 1913
2 4.0 inches 1912
3 3.5 inches 1985
4 1.5 inches 1961
5 1.0 inches 1984
Weather Station Details
Years Station Coordinates
1892–2024 Bozeman Montana State University location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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