Boise September 5 Weather Records

Daily averages and all-time records for weather in Boise, Idaho for the date of September 5.
September 5 All-Time Records
1911–2023
Highest temperature 100 °F 2020
Lowest temperature 36 °F 1969
Lowest daily high 63 °F 2015
Highest daily low 76 °F 1998
Most precipitation 0.5 inches 1972
Most snow none -
September 5 Average Weather
1991–2020 1
Average high 83.9 °F
Average low 55.3 °F
Chance precipitation 11.6%
Chance snow 0%
Boise September 5 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2022 95 62 0.00 0.0
2021 93 55 0.00 0.0
2020 100 64 0.00 0.0
2019 99 70 0.00 0.0
2018 96 56 0.00 0.0
2017 90 66 0.00 0.0
2016 71 44 0.00 0.0
2015 63 44 0.00 0.0
2014 81 49 0.00 0.0
2013 86 63 0.07 0.0
2012 91 55 0.00 0.0
2011 90 53 0.00 0.0
2010 68 48 0.00 0.0
2009 92 66 0.00 0.0
2008 77 49 0.00 0.0
2007 69 51 0.07 0.0
2006 95 65 0.00 0.0
2005 81 51 0.00 0.0
2004 74 50 0.00 0.0
2003 92 67 0.00 0.0
2002 88 59 0.00 0.0
2001 79 51 0.02 0.0
2000 64 48 0.05 0.0
1999 89 54 0.00 0.0
1998 93 76 0.00 0.0
1997 92 62 0.08 0.0
1996 64 47 0.04 0.0
1995 82 54 0.00 0.0
1994 84 47 0.00 0.0
1993 87 51 0.00 0.0
1992 64 50 0.02 0.0
1991 94 54 0.00 0.0
1990 94 69 0.00 0.0
1989 74 49 0.00 0.0
1988 90 60 0.00 0.0
1987 82 50 0.00 0.0
1986 88 55 0.00 0.0
1985 79 53 0.00 0.0
1984 88 63 0.00 0.0
1983 75 48 0.00 0.0
1982 82 45 0.00 0.0
1981 79 50 0.00 0.0
1980 92 50 0.00 0.0
1979 87 51 0.00 0.0
1978 80 62 0.08 0.0
1977 89 53 0.00 0.0
1976 92 54 0.00 0.0
1975 88 47 0.00 0.0
1974 82 50 0.00 0.0
1973 93 56 0.00 0.0
1972 76 55 0.46 0.0
1971 93 58 0.00 0.0
1970 65 49 0.00 0.0
1969 75 36 0.00 0.0
1968 81 51 0.00 0.0
1967 90 66 0.01 0.0
1966 93 56 0.00 0.0
1965 66 54 0.00 0.0
1964 78 47 0.00 0.0
1963 100 60 0.00 0.0
1962 87 53 0.00 0.0
1961 87 50 0.00 0.0
1960 81 50 0.00 0.0
1959 76 57 0.00 0.0
1958 82 50 0.00 0.0
1957 89 56 0.00 0.0
1956 82 40 0.00 0.0
1955 97 64 0.00 0.0
1954 74 46 0.00 0.0
1953 86 51 0.00 0.0
1952 83 53 0.00 0.0
1951 85 53 0.00 0.0
1950 86 56 0.00 0.0
1949 85 58 0.00 0.0
1948 71 39 0.00 0.0
1947 86 52 0.00 0.0
1946 74 46 0.00 0.0
1945 77 48 0.00 0.0
1944 92 56 0.00 0.0
1943 76 49 0.00 0.0
1942 90 62 0.00 0.0
1941 81 59 0.00 0.0
1940 67 43 0.00 0.0
1939 87 51 0.00 0.0
1938 74 48 0.00 0.0
1937 71 43 0.00 0.0
1936 77 44 0.08 0.0
1935 88 47 0.00 0.0
1934 96 56 0.00 0.0
1933 85 54 0.00 0.0
1932 90 46 0.00 n/a
1931 96 63 0.00 n/a
1930 89 45 0.00 n/a
1929 77 43 0.00 n/a
1928 94 45 0.00 n/a
1927 86 49 0.00 0.0
1926 91 46 0.00 0.0
1925 76 54 0.29 0.0
1924 92 57 0.00 0.0
1923 82 54 0.00 0.0
1922 71 51 0.00 0.0
1921 76 38 0.00 0.0
1920 81 56 0.00 0.0
1919 65 47 0.01 0.0
1918 84 45 0.00 0.0
1917 86 46 0.00 0.0
1916 79 44 0.00 0.0
1915 88 48 0.00 0.0
1914 81 39 0.00 0.0
1913 83 49 0.00 0.0
1912 71 42 0.00 0.0
1911 68 46 0.02 0.0
All-Time Highest Temperatures in Boise on September 5
Rank Temperature Year
1 100 °F 2020
1 100 °F 1963
3 99 °F 2019
4 97 °F 1955
5 96 °F 1931
5 96 °F 1934
5 96 °F 2018
8 95 °F 2006
8 95 °F 2022
10 94 °F 1990
10 94 °F 1928
10 94 °F 1991
All-Time Lowest Temperatures in Boise on September 5
Rank Temperature Year
1 36 °F 1969
2 38 °F 1921
3 39 °F 1914
3 39 °F 1948
5 40 °F 1956
6 42 °F 1912
7 43 °F 1929
7 43 °F 1937
7 43 °F 1940
10 44 °F 1916
10 44 °F 1936
10 44 °F 2016
10 44 °F 2015
Lowest High Temperatures in Boise on September 5
Rank Temperature Year
1 63 °F 2015
2 64 °F 2000
2 64 °F 1996
2 64 °F 1992
5 65 °F 1970
5 65 °F 1919
7 66 °F 1965
8 67 °F 1940
9 68 °F 1911
9 68 °F 2010
All-Time Most Precipitation in Boise on September 5
Rank Precipitation Year
1 0.5 inches 1972
2 0.3 inches 1925
3 0.1 inches 1978
3 0.1 inches 1997
3 0.1 inches 1936
6 0.1 inches 2013
6 0.1 inches 2007
8 0.1 inches 2000
9 0.0 inches 1996
10 0.0 inches 1911
10 0.0 inches 2001
10 0.0 inches 1992
Weather Station Details
Years Station Coordinates
1940–2023 location
1911–1939 Meridian 1 W location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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