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Boise September 8 Weather Records

Daily averages and all-time records for weather in Boise, Idaho for the date of September 8.
September 8 All-Time Records
1940–2022
Highest temperature 95 °F 2012
Lowest temperature 37 °F 1976
Lowest daily high 66 °F 1970
Highest daily low 67 °F 2017
Most precipitation 0.7 inches 1986
Most snow none -
September 8 Average Weather
1991–2020 1
Average high 82.7 °F
Average low 54.3 °F
Chance precipitation 12.0%
Chance snow 0%
Boise September 8 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2021 93 62 0.00 0.0
2020 70 47 0.00 0.0
2019 73 56 0.32 0.0
2018 85 63 0.00 0.0
2017 92 67 0.00 0.0
2016 77 50 0.00 0.0
2015 80 50 0.00 0.0
2014 89 59 0.00 0.0
2013 83 58 0.00 0.0
2012 95 59 0.00 0.0
2011 91 62 0.00 0.0
2010 68 55 0.01 0.0
2009 77 46 0.00 0.0
2008 82 51 0.00 0.0
2007 78 50 0.00 0.0
2006 88 65 0.00 0.0
2005 95 56 0.00 0.0
2004 87 55 0.00 0.0
2003 70 52 0.02 0.0
2002 74 44 0.00 0.0
2001 72 46 0.00 0.0
2000 80 54 0.00 0.0
1999 84 49 0.00 0.0
1998 87 64 0.09 0.0
1997 86 57 0.00 0.0
1996 87 55 0.00 0.0
1995 72 41 0.00 0.0
1994 93 56 0.00 0.0
1993 85 46 0.00 0.0
1992 77 52 0.00 0.0
1991 78 52 0.01 0.0
1990 91 60 0.00 0.0
1989 79 46 0.00 0.0
1988 85 42 0.00 0.0
1987 86 50 0.00 0.0
1986 72 52 0.71 0.0
1985 77 50 0.34 0.0
1984 83 50 0.00 0.0
1983 79 48 0.00 0.0
1982 92 55 0.00 0.0
1981 90 57 0.00 0.0
1980 81 51 0.02 0.0
1979 92 60 0.00 0.0
1978 68 41 0.00 0.0
1977 72 48 0.00 0.0
1976 73 37 0.00 0.0
1975 90 50 0.00 0.0
1974 88 58 0.00 0.0
1973 79 48 0.00 0.0
1972 87 54 0.00 0.0
1971 86 51 0.00 0.0
1970 66 47 0.12 0.0
1969 94 58 0.00 0.0
1968 85 51 0.00 0.0
1967 81 67 0.00 0.0
1966 87 55 0.00 0.0
1965 66 51 0.17 0.0
1964 75 47 0.00 0.0
1963 86 59 0.00 0.0
1962 69 39 0.00 0.0
1961 71 46 0.04 0.0
1960 74 40 0.00 0.0
1959 73 51 0.00 0.0
1958 86 62 0.02 0.0
1957 72 46 0.00 0.0
1956 88 57 0.00 0.0
1955 81 58 0.00 0.0
1954 74 43 0.00 0.0
1953 83 60 0.00 0.0
1952 81 52 0.00 0.0
1951 74 49 0.00 0.0
1950 81 64 0.07 0.0
1949 88 56 0.00 0.0
1948 81 43 0.00 0.0
1947 68 45 0.00 0.0
1946 68 37 0.00 0.0
1945 78 46 0.00 0.0
1944 95 59 0.00 0.0
1943 82 54 0.00 0.0
1942 82 52 0.00 0.0
1941 67 40 0.00 0.0
1940 85 57 0.00 0.0
All-Time Highest Temperatures in Boise on September 8
Rank Temperature Year
1 95 °F 1944
1 95 °F 2005
1 95 °F 2012
4 94 °F 1969
5 93 °F 1994
5 93 °F 2021
7 92 °F 1979
7 92 °F 1982
7 92 °F 2017
10 91 °F 1990
10 91 °F 2011
All-Time Lowest Temperatures in Boise on September 8
Rank Temperature Year
1 37 °F 1946
1 37 °F 1976
3 39 °F 1962
4 40 °F 1941
4 40 °F 1960
6 41 °F 1995
6 41 °F 1978
8 42 °F 1988
9 43 °F 1948
9 43 °F 1954
Lowest High Temperatures in Boise on September 8
Rank Temperature Year
1 66 °F 1970
1 66 °F 1965
3 67 °F 1941
4 68 °F 1946
4 68 °F 2010
4 68 °F 1978
4 68 °F 1947
8 69 °F 1962
9 70 °F 2003
9 70 °F 2020
All-Time Most Precipitation in Boise on September 8
Rank Precipitation Year
1 0.7 inches 1986
2 0.3 inches 1985
3 0.3 inches 2019
4 0.2 inches 1965
5 0.1 inches 1970
6 0.1 inches 1998
7 0.1 inches 1950
8 0.0 inches 1961
9 0.0 inches 2003
9 0.0 inches 1980
9 0.0 inches 1958
Weather Station Details
Years Station Coordinates
1940–2022 location