Boise August 17 Weather Records

Daily averages and all-time records for weather in Boise, Idaho for the date of August 17.
August 17 All-Time Records
1911–2023
Highest temperature 103 °F 2022
Lowest temperature 39 °F 1912
Lowest daily high 60 °F 1968
Highest daily low 73 °F 2020
Most precipitation 0.5 inches 1918
Most snow none -
August 17 Average Weather
1991–2020 1
Average high 90.4 °F
Average low 60.4 °F
Chance precipitation 7.0%
Chance snow 0%
Boise August 17 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2022 103 69 0.00 0.0
2021 82 60 0.00 0.0
2020 102 73 0.00 0.0
2019 86 54 0.00 0.0
2018 94 72 0.00 0.0
2017 88 57 0.00 0.0
2016 95 70 0.00 0.0
2015 86 55 0.00 0.0
2014 95 63 0.00 0.0
2013 96 62 0.00 0.0
2012 93 63 0.00 0.0
2011 95 61 0.00 0.0
2010 100 64 0.00 0.0
2009 81 53 0.00 0.0
2008 100 67 0.00 0.0
2007 92 61 0.00 0.0
2006 82 52 0.00 0.0
2005 89 64 0.00 0.0
2004 79 64 0.18 0.0
2003 87 55 0.00 0.0
2002 91 56 0.00 0.0
2001 101 64 0.00 0.0
2000 93 53 0.00 0.0
1999 97 61 0.00 0.0
1998 84 57 0.00 0.0
1997 90 59 0.00 0.0
1996 87 59 0.00 0.0
1995 71 56 0.00 0.0
1994 91 50 0.00 0.0
1993 79 47 0.00 0.0
1992 92 62 0.00 0.0
1991 93 55 0.00 0.0
1990 87 57 0.00 0.0
1989 89 53 0.00 0.0
1988 91 62 0.00 0.0
1987 79 48 0.00 0.0
1986 95 62 0.00 0.0
1985 92 55 0.00 0.0
1984 97 68 0.00 0.0
1983 94 58 0.00 0.0
1982 90 57 0.00 0.0
1981 96 58 0.00 0.0
1980 87 50 0.00 0.0
1979 83 56 0.00 0.0
1978 70 40 0.00 0.0
1977 93 60 0.00 0.0
1976 73 48 0.03 0.0
1975 81 61 0.09 0.0
1974 93 52 0.00 0.0
1973 86 51 0.00 0.0
1972 75 54 0.00 0.0
1971 89 55 0.00 0.0
1970 92 53 0.00 0.0
1969 87 46 0.00 0.0
1968 60 52 0.40 0.0
1967 99 67 0.00 0.0
1966 90 58 0.00 0.0
1965 91 58 0.00 0.0
1964 101 58 0.00 0.0
1963 92 59 0.00 0.0
1962 90 63 0.00 0.0
1961 90 56 0.00 0.0
1960 81 51 0.00 0.0
1959 86 55 0.00 0.0
1958 91 68 0.00 0.0
1957 92 58 0.00 0.0
1956 89 53 0.00 0.0
1955 93 55 0.00 0.0
1954 76 43 0.00 0.0
1953 89 58 0.00 0.0
1952 90 59 0.00 0.0
1951 94 58 0.00 0.0
1950 100 60 0.00 0.0
1949 89 60 0.00 0.0
1948 91 56 0.00 0.0
1947 87 52 0.00 0.0
1946 85 51 0.00 0.0
1945 91 58 0.00 0.0
1944 92 53 0.00 0.0
1943 94 61 0.00 0.0
1942 99 65 0.00 0.0
1941 85 62 0.17 0.0
1940 92 54 0.00 0.0
1939 93 60 0.00 0.0
1938 91 53 0.00 0.0
1937 96 52 0.00 0.0
1936 93 54 0.00 0.0
1935 85 48 0.00 0.0
1934 93 55 0.00 n/a
1933 85 60 0.00 0.0
1932 94 52 0.00 n/a
1931 95 59 0.00 n/a
1930 92 49 0.00 n/a
1929 95 54 0.00 n/a
1928 94 44 0.00 n/a
1927 92 48 0.00 n/a
1926 84 59 0.00 0.0
1925 93 50 0.00 0.0
1924 88 45 0.00 0.0
1923 100 60 0.00 0.0
1922 95 52 0.00 0.0
1921 86 60 0.00 0.0
1920 86 57 0.00 0.0
1919 100 63 0.00 0.0
1918 70 51 0.49 0.0
1917 88 65 0.00 0.0
1916 70 49 0.38 0.0
1915 94 55 0.00 0.0
1914 74 43 0.00 0.0
1913 83 46 0.00 0.0
1912 71 39 0.00 0.0
1911 96 51 0.00 0.0
What's the all-time high for Boise on 8/17?
For the date of Aug 17, the highest temperature ever reached in Boise history is 103 °F which happened in 2022.
Highest Temperatures in Boise on August 17
Rank Temperature Year
1 103 °F 2022
2 102 °F 2020
3 101 °F 1964
3 101 °F 2001
5 100 °F 1919
5 100 °F 1950
5 100 °F 2008
5 100 °F 2010
5 100 °F 1923
10 99 °F 1967
10 99 °F 1942
What's the all-time low for Boise on 8/17?
For the date of Aug 17, the lowest temperature ever reached in Boise history is 39 °F which happened in 1912.
Lowest Temperatures in Boise on August 17
Rank Temperature Year
1 39 °F 1912
2 40 °F 1978
3 43 °F 1914
3 43 °F 1954
5 44 °F 1928
6 45 °F 1924
7 46 °F 1969
7 46 °F 1913
9 47 °F 1993
10 48 °F 1976
10 48 °F 1935
10 48 °F 1927
10 48 °F 1987
Lowest High Temperatures in Boise on August 17
Rank Temperature Year
1 60 °F 1968
2 70 °F 1916
2 70 °F 1978
2 70 °F 1918
5 71 °F 1912
5 71 °F 1995
7 73 °F 1976
8 74 °F 1914
9 75 °F 1972
10 76 °F 1954
What's the most it has ever rained in Boise on 8/17?
For the date of Aug 17, the most precipitation ever recorded in Boise history is 0.49 inches which happened in 1918.
All-Time Most Precipitation in Boise on August 17
Rank Precipitation Year
1 0.49 inches 1918
2 0.40 inches 1968
3 0.38 inches 1916
4 0.18 inches 2004
5 0.17 inches 1941
6 0.09 inches 1975
7 0.03 inches 1976
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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