Boise September 14 Weather Records

Daily averages and all-time records for weather in Boise, Idaho for the date of September 14.
September 14 All-Time Records
1911–2023
Highest temperature 101 °F 2000
Lowest temperature 23 °F 1970
Lowest daily high 56 °F 1914
Highest daily low 67 °F 2000
Most precipitation 0.6 inches 1959
Most snow none -
September 14 Average Weather
1991–2020 1
Average high 80.3 °F
Average low 52.4 °F
Chance precipitation 12.6%
Chance snow 0%
Boise September 14 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2022 82 57 0.00 0.0
2021 82 49 0.00 0.0
2020 87 55 0.00 0.0
2019 91 55 0.00 0.0
2018 83 49 0.00 0.0
2017 79 58 0.02 0.0
2016 63 51 0.00 0.0
2015 74 54 0.01 0.0
2014 86 53 0.00 0.0
2013 87 62 0.00 0.0
2012 90 53 0.00 0.0
2011 88 65 0.00 0.0
2010 85 55 0.00 0.0
2009 83 66 0.01 0.0
2008 84 52 0.00 0.0
2007 87 64 0.00 0.0
2006 64 46 0.00 0.0
2005 77 48 0.00 0.0
2004 65 46 0.03 0.0
2003 81 48 0.00 0.0
2002 96 62 0.00 0.0
2001 78 53 0.00 0.0
2000 101 67 0.00 0.0
1999 86 55 0.00 0.0
1998 89 56 0.00 0.0
1997 88 59 0.00 0.0
1996 74 58 0.00 0.0
1995 92 53 0.00 0.0
1994 74 49 0.00 0.0
1993 78 47 0.00 0.0
1992 73 43 0.00 0.0
1991 69 46 0.00 0.0
1990 90 58 0.00 0.0
1989 85 48 0.00 0.0
1988 78 50 0.00 0.0
1987 84 50 0.00 0.0
1986 73 50 0.00 0.0
1985 75 53 0.00 0.0
1984 81 40 0.00 0.0
1983 79 49 0.00 0.0
1982 61 40 0.00 0.0
1981 87 51 0.00 0.0
1980 69 50 0.00 0.0
1979 87 55 0.00 0.0
1978 72 49 0.00 0.0
1977 83 60 0.00 0.0
1976 76 49 0.02 0.0
1975 88 60 0.00 0.0
1974 78 44 0.00 0.0
1973 76 57 0.00 0.0
1972 74 44 0.00 0.0
1971 71 42 0.00 0.0
1970 57 23 0.00 0.0
1969 66 42 0.00 0.0
1968 76 55 0.00 0.0
1967 74 44 0.00 0.0
1966 66 46 0.00 0.0
1965 73 45 0.00 0.0
1964 79 50 0.00 0.0
1963 71 54 0.00 0.0
1962 81 52 0.00 0.0
1961 85 49 0.00 0.0
1960 84 49 0.00 0.0
1959 69 51 0.61 0.0
1958 67 45 0.00 0.0
1957 80 50 0.00 0.0
1956 83 49 0.00 0.0
1955 72 47 0.08 0.0
1954 80 51 0.00 0.0
1953 89 60 0.00 0.0
1952 77 43 0.00 0.0
1951 82 50 0.00 0.0
1950 71 40 0.00 0.0
1949 84 44 0.00 0.0
1948 95 59 0.00 0.0
1947 71 36 0.00 0.0
1946 90 56 0.00 0.0
1945 88 59 0.00 0.0
1944 65 43 0.00 0.0
1943 88 53 0.00 0.0
1942 77 45 0.00 0.0
1941 64 41 0.00 0.0
1940 73 46 0.00 0.0
1939 63 43 0.01 0.0
1938 90 46 0.00 0.0
1937 92 50 0.00 0.0
1936 61 38 0.00 0.0
1935 91 51 0.00 0.0
1934 76 40 0.00 0.0
1933 76 46 0.00 0.0
1932 90 42 0.00 n/a
1931 86 33 0.00 n/a
1930 80 40 0.00 n/a
1929 90 47 0.00 n/a
1928 85 41 0.00 n/a
1927 63 39 0.03 0.0
1926 80 40 0.00 0.0
1925 79 51 0.00 0.0
1924 93 50 0.00 0.0
1923 89 45 0.00 0.0
1922 93 48 0.00 0.0
1921 64 38 0.00 0.0
1920 70 49 0.06 0.0
1919 85 42 0.00 0.0
1918 69 58 0.28 0.0
1917 69 32 0.00 0.0
1916 77 39 0.00 0.0
1915 65 27 0.00 0.0
1914 56 34 0.06 0.0
1913 74 45 0.00 0.0
1912 70 39 0.00 0.0
1911 82 35 0.00 0.0
What's the all-time high for Boise on 9/14?
For the date of Sep 14, the highest temperature ever reached in Boise history is 101 °F which happened in 2000.
Highest Temperatures in Boise on September 14
Rank Temperature Year
1 101 °F 2000
2 96 °F 2002
3 95 °F 1948
4 93 °F 1924
4 93 °F 1922
6 92 °F 1937
6 92 °F 1995
8 91 °F 1935
8 91 °F 2019
10 90 °F 1938
10 90 °F 2012
10 90 °F 1990
10 90 °F 1946
10 90 °F 1929
10 90 °F 1932
What's the all-time low for Boise on 9/14?
For the date of Sep 14, the lowest temperature ever reached in Boise history is 23 °F which happened in 1970.
Lowest Temperatures in Boise on September 14
Rank Temperature Year
1 23 °F 1970
2 27 °F 1915
3 32 °F 1917
4 33 °F 1931
5 34 °F 1914
6 35 °F 1911
7 36 °F 1947
8 38 °F 1921
8 38 °F 1936
10 39 °F 1916
10 39 °F 1912
10 39 °F 1927
Lowest High Temperatures in Boise on September 14
Rank Temperature Year
1 56 °F 1914
2 57 °F 1970
3 61 °F 1982
3 61 °F 1936
5 63 °F 2016
5 63 °F 1939
5 63 °F 1927
8 64 °F 2006
8 64 °F 1921
8 64 °F 1941
What's the most it has ever rained in Boise on 9/14?
For the date of Sep 14, the most precipitation ever recorded in Boise history is 0.61 inches which happened in 1959.
All-Time Most Precipitation in Boise on September 14
Rank Precipitation Year
1 0.61 inches 1959
2 0.28 inches 1918
3 0.08 inches 1955
4 0.06 inches 1920
4 0.06 inches 1914
6 0.03 inches 1927
6 0.03 inches 2004
8 0.02 inches 2017
8 0.02 inches 1976
10 0.01 inches 2009
10 0.01 inches 2015
10 0.01 inches 1939
Weather Station Details
Years Station Coordinates
1940–2023 location
1911–1939 Meridian 1 W location