Boise June 30 Weather Records

Daily averages and all-time records for weather in Boise, Idaho for the date of June 30.
June 30 All-Time Records
1911–2024
Highest temperature 104 °F 2021
Lowest temperature 38 °F 1988
Lowest daily high 63 °F 1997
Highest daily low 78 °F 2021
Most precipitation 1.12 inches 1938
Most snow none -
June 30 Average Weather
1991–2020 1
Average high 87.5 °F
Average low 57.7 °F
Chance precipitation 10.8%
Chance snow 0%
Boise June 30 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 96 65 0.00 0.0
2022 93 58 0.00 0.0
2021 104 78 0.00 0.0
2020 74 51 0.11 0.0
2019 89 58 0.00 0.0
2018 82 53 0.00 0.0
2017 90 59 0.00 0.0
2016 97 69 0.00 0.0
2015 102 74 0.00 0.0
2014 84 50 0.00 0.0
2013 104 68 0.00 0.0
2012 97 57 0.00 0.0
2011 78 57 0.00 0.0
2010 85 57 0.00 0.0
2009 91 61 0.00 0.0
2008 100 73 0.00 0.0
2007 88 57 0.00 0.0
2006 88 59 0.00 0.0
2005 88 57 0.00 0.0
2004 88 56 0.00 0.0
2003 92 70 0.00 0.0
2002 87 59 0.00 0.0
2001 92 59 0.00 0.0
2000 98 64 0.00 0.0
1999 84 57 0.00 0.0
1998 91 60 0.00 0.0
1997 63 51 0.31 0.0
1996 90 56 0.00 0.0
1995 89 59 0.00 0.0
1994 97 57 0.00 0.0
1993 78 46 0.00 0.0
1992 65 49 0.58 0.0
1991 76 49 0.00 0.0
1990 101 60 0.00 0.0
1989 83 61 0.00 0.0
1988 82 38 0.00 0.0
1987 93 67 0.00 0.0
1986 84 49 0.00 0.0
1985 90 50 0.00 0.0
1984 75 49 0.00 0.0
1983 79 48 0.00 0.0
1982 80 55 0.00 0.0
1981 97 59 0.01 0.0
1980 79 60 0.01 0.0
1979 75 55 0.00 0.0
1978 84 58 0.17 0.0
1977 87 45 0.00 0.0
1976 89 52 0.00 0.0
1975 87 50 0.00 0.0
1974 96 56 0.00 0.0
1973 81 55 0.00 0.0
1972 92 54 0.00 0.0
1971 81 50 0.00 0.0
1970 70 48 0.00 0.0
1969 82 50 0.00 0.0
1968 76 46 0.00 0.0
1967 95 62 0.00 0.0
1966 87 52 0.00 0.0
1965 85 56 0.00 0.0
1964 85 50 0.00 0.0
1963 80 50 0.00 0.0
1962 90 57 0.00 0.0
1961 79 44 0.00 0.0
1960 98 62 0.00 0.0
1959 83 48 0.00 0.0
1958 72 47 0.00 0.0
1957 93 57 0.00 0.0
1956 76 44 0.00 0.0
1955 72 51 0.00 0.0
1954 83 57 0.00 0.0
1953 81 48 0.00 0.0
1952 74 44 0.00 0.0
1951 86 54 0.00 0.0
1950 103 66 0.00 0.0
1949 84 46 0.00 0.0
1948 92 62 0.12 0.0
1947 85 50 0.00 0.0
1946 90 52 0.00 0.0
1945 76 42 0.00 0.0
1944 97 59 0.00 0.0
1943 85 56 0.00 0.0
1942 92 61 0.00 0.0
1941 77 50 0.00 0.0
1940 76 62 0.00 0.0
1939 95 60 0.00 0.0
1938 79 58 1.12 0.0
1937 90 55 0.00 0.0
1936 n/a n/a 0.00 0.0
1935 69 42 n/a n/a
1934 92 46 0.00 n/a
1933 75 57 0.00 n/a
1932 92 66 0.00 n/a
1931 80 42 0.00 n/a
1930 95 45 0.00 n/a
1929 93 51 0.00 n/a
1928 75 55 0.00 n/a
1927 75 49 0.00 n/a
1926 93 68 0.00 0.0
1925 89 53 0.00 0.0
1924 101 58 0.00 0.0
1923 96 54 0.00 0.0
1922 85 49 0.00 0.0
1921 88 52 0.00 0.0
1920 n/a n/a 0.00 0.0
1919 87 47 0.00 0.0
1918 90 45 0.00 0.0
1917 80 44 0.00 0.0
1916 69 53 0.00 0.0
1915 84 44 0.00 0.0
1914 87 49 0.00 0.0
1913 75 54 0.24 0.0
1912 70 46 0.00 0.0
1911 64 47 0.13 0.0
What's the all-time high for Boise on 6/30?
For the date of Jun 30, the highest temperature ever reached in Boise history is 104 °F which has happened 2 times, most recently in 2021.
Highest Temperatures in Boise on June 30
Rank Temperature Year
1 104 °F 2013
1 104 °F 2021
3 103 °F 1950
4 102 °F 2015
5 101 °F 1990
5 101 °F 1924
7 100 °F 2008
8 98 °F 2000
8 98 °F 1960
10 97 °F 2016
10 97 °F 1981
10 97 °F 2012
10 97 °F 1994
10 97 °F 1944
What's the all-time low for Boise on 6/30?
For the date of Jun 30, the lowest temperature ever reached in Boise history is 38 °F which happened in 1988.
Lowest Temperatures in Boise on June 30
Rank Temperature Year
1 38 °F 1988
2 42 °F 1945
2 42 °F 1931
2 42 °F 1935
5 44 °F 1952
5 44 °F 1917
5 44 °F 1915
5 44 °F 1956
5 44 °F 1961
10 45 °F 1930
10 45 °F 1918
10 45 °F 1977
Lowest High Temperatures in Boise on June 30
Rank Temperature Year
1 63 °F 1997
2 64 °F 1911
3 65 °F 1992
4 69 °F 1916
4 69 °F 1935
6 70 °F 1912
6 70 °F 1970
8 72 °F 1955
8 72 °F 1958
10 74 °F 1952
10 74 °F 2020
What's the most it has ever rained in Boise on 6/30?
For the date of Jun 30, the most precipitation ever recorded in Boise history is 1.12 inches which happened in 1938.
All-Time Most Precipitation in Boise on June 30
Rank Precipitation Year
1 1.12 inches 1938
2 0.58 inches 1992
3 0.31 inches 1997
4 0.24 inches 1913
5 0.17 inches 1978
6 0.13 inches 1911
7 0.12 inches 1948
8 0.11 inches 2020
9 0.01 inches 1981
9 0.01 inches 1980
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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