Seattle June 20 Weather Records

Daily averages and all-time records for weather in Seattle, Washington for the date of June 20.
June 20 All-Time Records
1894–2024
Highest temperature 88 °F 2018
Lowest temperature 43 °F 1960
Lowest daily high 55 °F 1991
Highest daily low 63 °F 1902
Most precipitation 1.14 inches 1984
Most snow none -
June 20 Average Weather
1991–2020 1
Average high 70.9 °F
Average low 53.1 °F
Chance precipitation 29.4%
Chance snow 0%
Seattle June 20 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 60 50 0.42 0.0
2022 68 52 0.00 0.0
2021 81 58 0.00 0.0
2020 74 60 0.03 0.0
2019 70 50 0.41 0.0
2018 88 59 0.00 0.0
2017 73 56 0.00 0.0
2016 75 55 0.55 0.0
2015 77 55 0.00 0.0
2014 68 50 0.01 0.0
2013 63 55 0.12 0.0
2012 76 50 0.00 0.0
2011 70 54 0.00 0.0
2010 56 52 0.21 0.0
2009 65 52 0.00 0.0
2008 83 51 0.00 n/a
2007 81 50 0.00 n/a
2006 68 53 0.00 n/a
2005 79 57 0.00 n/a
2004 88 58 0.00 n/a
2003 60 50 0.02 n/a
2002 75 51 0.00 n/a
2001 79 54 0.00 n/a
2000 74 49 0.00 n/a
1999 62 53 0.17 n/a
1998 74 50 0.00 n/a
1997 67 50 0.23 n/a
1996 76 51 0.00 0.0
1995 64 52 0.10 0.0
1994 77 55 0.00 0.0
1993 73 52 0.00 0.0
1992 81 58 0.00 0.0
1991 55 49 0.55 0.0
1990 75 58 0.00 0.0
1989 68 49 0.00 0.0
1988 74 52 0.00 0.0
1987 62 53 0.09 0.0
1986 69 52 0.00 0.0
1985 73 51 0.00 0.0
1984 58 53 1.14 0.0
1983 67 49 0.00 0.0
1982 83 54 0.00 0.0
1981 63 52 0.00 0.0
1980 73 51 0.00 0.0
1979 67 51 0.00 0.0
1978 80 54 0.00 0.0
1977 70 54 0.00 0.0
1976 72 52 0.00 0.0
1975 69 54 0.00 0.0
1974 71 52 0.00 0.0
1973 80 55 0.00 0.0
1972 61 54 0.02 0.0
1971 66 55 0.00 0.0
1970 86 59 0.00 0.0
1969 64 55 0.00 0.0
1968 70 51 0.00 0.0
1967 61 55 0.34 0.0
1966 67 47 0.00 0.0
1965 68 50 0.00 0.0
1964 65 50 0.00 0.0
1963 70 53 0.05 0.0
1962 77 53 0.00 0.0
1961 67 52 0.00 0.0
1960 59 43 0.00 0.0
1959 73 56 0.00 0.0
1958 76 59 0.00 0.0
1957 66 52 0.08 0.0
1956 59 49 0.00 0.0
1955 77 49 0.00 0.0
1954 70 52 0.06 0.0
1953 59 47 0.00 0.0
1952 63 50 0.03 0.0
1951 78 49 0.00 0.0
1950 69 54 0.01 0.0
1949 71 52 0.03 0.0
1948 60 52 0.76 0.0
1947 69 50 0.01 0.0
1946 80 57 0.00 0.0
1945 82 58 0.00 0.0
1944 65 52 0.00 0.0
1943 67 53 0.00 0.0
1942 66 51 0.02 0.0
1941 70 52 0.02 0.0
1940 69 53 0.00 0.0
1939 68 53 0.01 0.0
1938 80 56 0.00 0.0
1937 64 55 0.39 0.0
1936 75 55 0.00 0.0
1935 76 53 0.00 0.0
1934 76 54 0.00 0.0
1933 70 53 0.00 0.0
1932 70 57 0.01 0.0
1931 74 53 0.00 0.0
1930 66 54 0.00 0.0
1929 68 52 0.00 0.0
1928 77 56 0.00 0.0
1927 85 56 0.00 0.0
1926 66 53 0.00 0.0
1925 76 55 0.00 0.0
1924 69 49 0.00 0.0
1923 62 53 0.00 0.0
1922 70 57 0.00 0.0
1921 67 58 0.05 0.0
1920 72 52 0.00 0.0
1919 71 52 0.00 0.0
1918 80 55 0.00 0.0
1917 68 51 0.03 0.0
1916 56 46 0.44 0.0
1915 64 52 0.01 0.0
1914 59 50 0.02 0.0
1913 68 51 0.00 0.0
1912 60 51 0.80 0.0
1911 65 45 0.00 0.0
1910 61 49 0.00 0.0
1909 64 50 0.00 0.0
1908 61 47 0.00 0.0
1907 69 49 0.18 0.0
1906 74 53 0.00 0.0
1905 74 51 0.00 0.0
1904 72 47 0.00 0.0
1903 69 57 0.01 0.0
1902 84 63 0.00 0.0
1901 64 55 0.02 0.0
1900 66 62 0.59 0.0
1899 63 51 0.00 0.0
1898 64 51 0.01 0.0
1897 75 52 0.01 0.0
1896 70 50 0.00 0.0
1895 70 52 0.00 0.0
1894 66 52 0.00 0.0
What's the all-time high for Seattle on 6/20?
For the date of Jun 20, the highest temperature ever reached in Seattle history is 88 °F which has happened 2 times, most recently in 2018.
Highest Temperatures in Seattle on June 20
Rank Temperature Year
1 88 °F 2004
1 88 °F 2018
3 86 °F 1970
4 85 °F 1927
5 84 °F 1902
6 83 °F 2008
6 83 °F 1982
8 82 °F 1945
9 81 °F 1992
9 81 °F 2021
9 81 °F 2007
What's the all-time low for Seattle on 6/20?
For the date of Jun 20, the lowest temperature ever reached in Seattle history is 43 °F which happened in 1960.
Lowest Temperatures in Seattle on June 20
Rank Temperature Year
1 43 °F 1960
2 45 °F 1911
3 46 °F 1916
4 47 °F 1966
4 47 °F 1904
4 47 °F 1908
4 47 °F 1953
8 49 °F 1907
8 49 °F 1989
8 49 °F 1951
8 49 °F 1910
8 49 °F 1956
8 49 °F 1924
8 49 °F 1983
8 49 °F 1955
8 49 °F 2000
8 49 °F 1991
Lowest High Temperatures in Seattle on June 20
Rank Temperature Year
1 55 °F 1991
2 56 °F 1916
2 56 °F 2010
4 58 °F 1984
5 59 °F 1960
5 59 °F 1956
5 59 °F 1953
5 59 °F 1914
9 60 °F 1912
9 60 °F 2003
9 60 °F 2023
9 60 °F 1948
What's the most it has ever rained in Seattle on 6/20?
For the date of Jun 20, the most precipitation ever recorded in Seattle history is 1.14 inches which happened in 1984.
All-Time Most Precipitation in Seattle on June 20
Rank Precipitation Year
1 1.14 inches 1984
2 0.80 inches 1912
3 0.76 inches 1948
4 0.59 inches 1900
5 0.55 inches 2016
5 0.55 inches 1991
7 0.44 inches 1916
8 0.42 inches 2023
9 0.41 inches 2019
10 0.39 inches 1937
Weather Station Details
Years Station Coordinates
1948–2024 Seattle Tacoma International Airport location
1894–1947 University of Washington location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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