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Boise September 27 Weather Records

Daily averages and all-time records for weather in Boise, Idaho for the date of September 27.
September 27 All-Time Records
1940–2022
Highest temperature 92 °F 1957
Lowest temperature 32 °F 1950
Lowest daily high 54 °F 1972
Highest daily low 60 °F 2010
Most precipitation 0.4 inches 1986
Most snow none -
September 27 Average Weather
1991–2020 1
Average high 74.4 °F
Average low 48.1 °F
Chance precipitation 15.3%
Chance snow 0.1%
Boise September 27 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2021 86 54 0.00 0.0
2020 69 41 0.00 0.0
2019 71 50 0.00 0.0
2018 82 48 0.00 0.0
2017 75 47 0.00 0.0
2016 86 54 0.00 0.0
2015 78 50 0.00 0.0
2014 66 54 0.14 0.0
2013 61 39 0.00 0.0
2012 85 53 0.00 0.0
2011 86 54 0.00 0.0
2010 88 60 0.00 0.0
2009 80 49 0.00 0.0
2008 79 51 0.00 0.0
2007 83 47 0.00 0.0
2006 81 48 0.00 0.0
2005 75 52 0.00 0.0
2004 82 54 0.00 0.0
2003 84 53 0.00 0.0
2002 70 49 0.00 0.0
2001 81 51 0.00 0.0
2000 79 47 0.00 0.0
1999 59 33 0.00 0.0
1998 72 48 0.00 0.0
1997 66 47 0.00 0.0
1996 72 43 0.00 0.0
1995 75 49 0.00 0.0
1994 87 51 0.00 0.0
1993 81 44 0.00 0.0
1992 75 40 0.00 0.0
1991 87 55 0.00 0.0
1990 79 53 0.00 0.0
1989 79 51 0.00 0.0
1988 67 46 0.10 0.0
1987 69 33 0.00 0.0
1986 55 40 0.39 0.0
1985 69 37 0.00 0.0
1984 63 34 0.00 0.0
1983 72 47 0.00 0.0
1982 64 44 0.00 0.0
1981 83 50 0.00 0.0
1980 88 48 0.00 0.0
1979 81 49 0.00 0.0
1978 81 53 0.00 0.0
1977 75 49 0.00 0.0
1976 81 52 0.00 0.0
1975 79 45 0.00 0.0
1974 65 41 0.00 0.0
1973 73 47 0.00 0.0
1972 54 38 0.27 0.0
1971 57 36 0.00 0.0
1970 78 43 0.00 0.0
1969 84 51 0.00 0.0
1968 77 52 0.00 0.0
1967 88 57 0.00 0.0
1966 70 40 0.00 0.0
1965 64 44 0.00 0.0
1964 73 43 0.00 0.0
1963 88 56 0.00 0.0
1962 76 59 0.10 0.0
1961 74 36 0.00 0.0
1960 89 51 0.00 0.0
1959 56 39 0.02 0.0
1958 78 48 0.00 0.0
1957 92 59 0.00 0.0
1956 74 46 0.00 0.0
1955 82 38 0.00 0.0
1954 84 49 0.00 0.0
1953 75 44 0.00 0.0
1952 79 52 0.00 0.0
1951 78 39 0.00 0.0
1950 59 32 0.00 0.0
1949 85 59 0.02 0.0
1948 71 44 0.00 0.0
1947 81 50 0.00 0.0
1946 66 34 0.00 0.0
1945 65 32 0.00 0.0
1944 76 45 0.00 0.0
1943 77 49 0.00 0.0
1942 83 49 0.00 0.0
1941 62 39 0.00 0.0
1940 76 49 0.00 0.0
All-Time Highest Temperatures in Boise on September 27
Rank Temperature Year
1 92 °F 1957
2 89 °F 1960
3 88 °F 1980
3 88 °F 1967
3 88 °F 1963
3 88 °F 2010
7 87 °F 1994
7 87 °F 1991
9 86 °F 2021
9 86 °F 2016
9 86 °F 2011
All-Time Lowest Temperatures in Boise on September 27
Rank Temperature Year
1 32 °F 1945
1 32 °F 1950
3 33 °F 1999
3 33 °F 1987
5 34 °F 1946
5 34 °F 1984
7 36 °F 1971
7 36 °F 1961
9 37 °F 1985
10 38 °F 1972
10 38 °F 1955
Lowest High Temperatures in Boise on September 27
Rank Temperature Year
1 54 °F 1972
2 55 °F 1986
3 56 °F 1959
4 57 °F 1971
5 59 °F 1999
5 59 °F 1950
7 61 °F 2013
8 62 °F 1941
9 63 °F 1984
10 64 °F 1982
10 64 °F 1965
All-Time Most Precipitation in Boise on September 27
Rank Precipitation Year
1 0.4 inches 1986
2 0.3 inches 1972
3 0.1 inches 2014
4 0.1 inches 1962
4 0.1 inches 1988
6 0.0 inches 1949
6 0.0 inches 1959
Weather Station Details
Years Station Coordinates
1940–2022 location