Seattle July 20 Weather Records

Daily averages and all-time records for weather in Seattle, Washington for the date of July 20.
July 20 All-Time Records
1894–2024
Highest temperature 100 °F 1994
Lowest temperature 50 °F 1962
Lowest daily high 59 °F 1993
Highest daily low 66 °F 1946
Most precipitation 0.60 inches 2012
Most snow none -
July 20 Average Weather
1991–2020 1
Average high 77.2 °F
Average low 56.7 °F
Chance precipitation 14.0%
Chance snow 0%
Seattle July 20 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 82 60 0.00 0.0
2022 84 59 0.00 0.0
2021 72 57 0.00 0.0
2020 87 62 0.00 0.0
2019 80 56 0.00 0.0
2018 74 55 0.00 0.0
2017 74 59 0.00 0.0
2016 80 60 0.00 0.0
2015 80 62 0.00 0.0
2014 67 58 0.00 0.0
2013 77 56 0.00 0.0
2012 67 57 0.60 0.0
2011 74 54 0.00 0.0
2010 72 52 0.00 0.0
2009 81 59 0.00 0.0
2008 80 51 0.00 n/a
2007 67 59 0.45 n/a
2006 84 59 0.00 n/a
2005 76 54 0.00 n/a
2004 78 61 0.00 n/a
2003 83 65 0.00 n/a
2002 77 59 0.00 n/a
2001 73 54 0.00 n/a
2000 80 55 0.00 n/a
1999 75 54 0.00 n/a
1998 79 56 0.00 n/a
1997 83 58 0.00 n/a
1996 73 55 0.00 0.0
1995 80 59 0.00 0.0
1994 100 65 0.00 0.0
1993 59 55 0.07 0.0
1992 71 58 0.00 0.0
1991 75 53 0.00 0.0
1990 90 59 0.00 0.0
1989 71 54 0.00 0.0
1988 95 58 0.00 0.0
1987 80 56 0.00 0.0
1986 80 58 0.00 0.0
1985 91 61 0.00 0.0
1984 67 52 0.00 0.0
1983 72 59 0.01 0.0
1982 64 54 0.00 0.0
1981 71 57 0.00 0.0
1980 78 60 0.00 0.0
1979 85 57 0.00 0.0
1978 89 56 0.00 0.0
1977 83 55 0.00 0.0
1976 72 58 0.14 0.0
1975 77 56 0.00 0.0
1974 77 52 0.00 0.0
1973 63 56 0.00 0.0
1972 83 55 0.00 0.0
1971 88 63 0.00 0.0
1970 72 55 0.00 0.0
1969 68 54 0.00 0.0
1968 70 54 0.00 0.0
1967 68 60 0.00 0.0
1966 70 51 0.00 0.0
1965 70 56 0.21 0.0
1964 64 53 0.11 0.0
1963 73 56 0.00 0.0
1962 79 50 0.00 0.0
1961 84 57 0.00 0.0
1960 80 52 0.00 0.0
1959 87 61 0.00 0.0
1958 74 54 0.00 0.0
1957 67 55 0.00 0.0
1956 85 61 0.00 0.0
1955 76 50 0.00 0.0
1954 62 52 0.03 0.0
1953 71 50 0.00 0.0
1952 64 51 0.02 0.0
1951 74 53 0.00 0.0
1950 77 51 0.00 0.0
1949 69 52 0.00 0.0
1948 67 54 0.00 0.0
1947 78 57 0.00 0.0
1946 90 66 0.00 0.0
1945 70 59 0.00 0.0
1944 67 56 0.07 0.0
1943 84 56 0.00 0.0
1942 95 64 0.00 0.0
1941 78 61 0.00 0.0
1940 80 58 0.00 0.0
1939 73 54 0.00 0.0
1938 89 59 0.00 0.0
1937 77 57 0.00 0.0
1936 82 58 0.00 0.0
1935 88 56 0.00 0.0
1934 71 54 0.00 0.0
1933 76 53 0.00 0.0
1932 74 56 0.00 0.0
1931 75 60 0.00 0.0
1930 77 53 0.00 0.0
1929 67 53 0.07 0.0
1928 76 54 0.00 0.0
1927 75 54 0.00 0.0
1926 73 55 0.00 0.0
1925 76 53 0.00 0.0
1924 70 51 0.00 0.0
1923 75 55 0.00 0.0
1922 65 50 0.00 0.0
1921 64 54 0.00 0.0
1920 71 57 0.00 0.0
1919 83 56 0.00 0.0
1918 66 57 0.20 0.0
1917 76 54 0.00 0.0
1916 69 55 0.00 0.0
1915 89 63 0.00 0.0
1914 71 53 0.00 0.0
1913 84 62 0.00 0.0
1912 68 59 0.00 0.0
1911 66 56 0.00 0.0
1910 82 59 0.00 0.0
1909 71 52 0.00 0.0
1908 86 58 0.00 0.0
1907 86 57 0.00 0.0
1906 75 57 0.00 0.0
1905 76 55 0.00 0.0
1904 82 58 0.00 0.0
1903 82 57 0.00 0.0
1902 82 61 0.00 0.0
1901 71 51 0.00 0.0
1900 84 59 0.00 0.0
1899 65 55 0.00 0.0
1898 69 54 0.00 0.0
1897 72 57 0.00 0.0
1896 82 59 0.00 0.0
1895 73 51 0.00 0.0
1894 76 57 0.00 0.0
What's the all-time high for Seattle on 7/20?
For the date of Jul 20, the highest temperature ever reached in Seattle history is 100 °F which happened in 1994.
Highest Temperatures in Seattle on July 20
Rank Temperature Year
1 100 °F 1994
2 95 °F 1988
2 95 °F 1942
4 91 °F 1985
5 90 °F 1990
5 90 °F 1946
7 89 °F 1915
7 89 °F 1978
7 89 °F 1938
10 88 °F 1935
10 88 °F 1971
What's the all-time low for Seattle on 7/20?
For the date of Jul 20, the lowest temperature ever reached in Seattle history is 50 °F which has happened 4 times, most recently in 1962.
Lowest Temperatures in Seattle on July 20
Rank Temperature Year
1 50 °F 1953
1 50 °F 1922
1 50 °F 1962
1 50 °F 1955
5 51 °F 1924
5 51 °F 1901
5 51 °F 1895
5 51 °F 2008
5 51 °F 1952
5 51 °F 1950
5 51 °F 1966
Lowest High Temperatures in Seattle on July 20
Rank Temperature Year
1 59 °F 1993
2 62 °F 1954
3 63 °F 1973
4 64 °F 1952
4 64 °F 1964
4 64 °F 1921
4 64 °F 1982
8 65 °F 1899
8 65 °F 1922
10 66 °F 1911
10 66 °F 1918
What's the most it has ever rained in Seattle on 7/20?
For the date of Jul 20, the most precipitation ever recorded in Seattle history is 0.60 inches which happened in 2012.
All-Time Most Precipitation in Seattle on July 20
Rank Precipitation Year
1 0.60 inches 2012
2 0.45 inches 2007
3 0.21 inches 1965
4 0.20 inches 1918
5 0.14 inches 1976
6 0.11 inches 1964
7 0.07 inches 1993
7 0.07 inches 1929
7 0.07 inches 1944
10 0.03 inches 1954
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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