Boise June 20 Weather Records

Daily averages and all-time records for weather in Boise, Idaho for the date of June 20.
June 20 All-Time Records
1911–2024
Highest temperature 101 °F 1961
Lowest temperature 33 °F 1916
Lowest daily high 56 °F 1916
Highest daily low 76 °F 1988
Most precipitation 0.37 inches 1948
Most snow none -
June 20 Average Weather
1991–2020 1
Average high 82.9 °F
Average low 54.6 °F
Chance precipitation 15.1%
Chance snow 0%
Boise June 20 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 66 41 0.00 0.0
2022 74 45 0.00 0.0
2021 91 63 0.00 0.0
2020 86 60 0.00 0.0
2019 65 46 0.01 0.0
2018 88 58 0.00 0.0
2017 96 70 0.00 0.0
2016 95 57 0.00 0.0
2015 88 56 0.00 0.0
2014 87 58 0.00 0.0
2013 70 44 0.00 0.0
2012 82 44 0.00 0.0
2011 79 50 0.00 0.0
2010 72 52 0.27 0.0
2009 74 54 0.00 0.0
2008 97 59 0.00 0.0
2007 95 64 0.00 0.0
2006 79 51 0.00 0.0
2005 95 53 0.00 0.0
2004 80 52 0.00 0.0
2003 70 54 0.13 0.0
2002 87 49 0.00 0.0
2001 90 51 0.00 0.0
2000 79 46 0.00 0.0
1999 93 55 0.00 0.0
1998 75 44 0.00 0.0
1997 75 49 0.00 0.0
1996 75 48 0.00 0.0
1995 67 38 0.00 0.0
1994 98 56 0.00 0.0
1993 98 59 0.00 0.0
1992 90 58 0.00 0.0
1991 77 50 0.00 0.0
1990 87 51 0.00 0.0
1989 65 46 0.00 0.0
1988 97 76 0.00 0.0
1987 91 56 0.00 0.0
1986 80 46 0.00 0.0
1985 88 59 0.00 0.0
1984 77 52 0.21 0.0
1983 71 42 0.00 0.0
1982 93 58 0.00 0.0
1981 79 52 0.00 0.0
1980 88 64 0.00 0.0
1979 82 48 0.00 0.0
1978 83 49 0.00 0.0
1977 80 60 0.04 0.0
1976 85 58 0.00 0.0
1975 77 53 0.00 0.0
1974 80 61 0.00 0.0
1973 93 58 0.00 0.0
1972 87 51 0.00 0.0
1971 87 57 0.00 0.0
1970 92 61 0.00 0.0
1969 82 59 0.00 0.0
1968 84 58 0.00 0.0
1967 87 63 0.00 0.0
1966 81 55 0.00 0.0
1965 81 49 0.00 0.0
1964 72 46 0.07 0.0
1963 89 56 0.20 0.0
1962 86 57 0.00 0.0
1961 101 63 0.00 0.0
1960 65 43 0.00 0.0
1959 99 66 0.00 0.0
1958 88 62 0.00 0.0
1957 71 51 0.03 0.0
1956 69 50 0.04 0.0
1955 92 60 0.00 0.0
1954 83 50 0.00 0.0
1953 69 38 0.00 0.0
1952 83 52 0.16 0.0
1951 79 48 0.00 0.0
1950 90 58 0.00 0.0
1949 82 51 0.00 0.0
1948 63 52 0.37 0.0
1947 62 44 0.00 0.0
1946 90 58 0.00 0.0
1945 93 56 0.00 0.0
1944 74 45 0.06 0.0
1943 79 44 0.00 0.0
1942 71 47 0.00 0.0
1941 76 45 0.00 0.0
1940 86 60 0.00 0.0
1939 73 50 0.00 0.0
1938 93 46 0.00 0.0
1937 83 59 0.00 0.0
1936 93 47 0.00 0.0
1935 82 43 n/a n/a
1934 82 44 0.00 n/a
1933 87 45 0.00 n/a
1932 80 46 0.00 n/a
1931 80 55 0.00 n/a
1930 78 50 0.10 n/a
1929 85 39 0.00 n/a
1928 85 55 0.00 n/a
1927 82 42 0.00 n/a
1926 73 40 0.00 0.0
1925 100 56 0.13 0.0
1924 82 43 0.00 0.0
1923 78 47 0.00 0.0
1922 97 64 0.00 0.0
1921 82 46 0.00 0.0
1920 84 50 0.00 0.0
1919 95 54 0.00 0.0
1918 100 62 0.00 0.0
1917 84 44 0.00 0.0
1916 56 33 0.00 0.0
1915 74 40 0.00 0.0
1914 83 59 0.30 0.0
1913 79 42 0.00 0.0
1912 94 57 0.00 0.0
1911 87 60 0.00 0.0
What's the all-time high for Boise on 6/20?
For the date of Jun 20, the highest temperature ever reached in Boise history is 101 °F which happened in 1961.
Highest Temperatures in Boise on June 20
Rank Temperature Year
1 101 °F 1961
2 100 °F 1918
2 100 °F 1925
4 99 °F 1959
5 98 °F 1994
5 98 °F 1993
7 97 °F 1922
7 97 °F 2008
7 97 °F 1988
10 96 °F 2017
What's the all-time low for Boise on 6/20?
For the date of Jun 20, the lowest temperature ever reached in Boise history is 33 °F which happened in 1916.
Lowest Temperatures in Boise on June 20
Rank Temperature Year
1 33 °F 1916
2 38 °F 1953
2 38 °F 1995
4 39 °F 1929
5 40 °F 1926
5 40 °F 1915
7 41 °F 2023
8 42 °F 1927
8 42 °F 1913
8 42 °F 1983
Lowest High Temperatures in Boise on June 20
Rank Temperature Year
1 56 °F 1916
2 62 °F 1947
3 63 °F 1948
4 65 °F 1989
4 65 °F 1960
4 65 °F 2019
7 66 °F 2023
8 67 °F 1995
9 69 °F 1956
9 69 °F 1953
What's the most it has ever rained in Boise on 6/20?
For the date of Jun 20, the most precipitation ever recorded in Boise history is 0.37 inches which happened in 1948.
All-Time Most Precipitation in Boise on June 20
Rank Precipitation Year
1 0.37 inches 1948
2 0.30 inches 1914
3 0.27 inches 2010
4 0.21 inches 1984
5 0.20 inches 1963
6 0.16 inches 1952
7 0.13 inches 1925
7 0.13 inches 2003
9 0.10 inches 1930
10 0.07 inches 1964
Weather Station Details
Years Station Coordinates
1940–2024 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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