Seattle May 15 Weather Records

Daily averages and all-time records for weather in Seattle, Washington for the date of May 15.
May 15 All-Time Records
1894–2024
Highest temperature 88 °F 2023
Lowest temperature 38 °F 1964
Lowest daily high 46 °F 1894
Highest daily low 58 °F 2023
Most precipitation 0.81 inches 2011
Most snow none -
May 15 Average Weather
1991–2020 1
Average high 65.2 °F
Average low 48.1 °F
Chance precipitation 36.4%
Chance snow 0%
Seattle May 15 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 88 58 0.12 0.0
2022 59 51 0.65 0.0
2021 75 49 0.00 0.0
2020 68 52 0.00 0.0
2019 71 52 0.02 0.0
2018 69 54 0.00 0.0
2017 52 46 0.33 0.0
2016 56 52 0.02 0.0
2015 68 49 0.00 0.0
2014 80 55 0.00 0.0
2013 63 48 0.04 0.0
2012 76 49 0.00 0.0
2011 51 47 0.81 0.0
2010 71 47 0.00 0.0
2009 66 43 0.00 0.0
2008 71 53 0.00 n/a
2007 85 49 0.00 n/a
2006 79 52 0.00 n/a
2005 62 53 0.47 n/a
2004 58 49 0.00 n/a
2003 54 41 0.02 n/a
2002 61 42 0.00 n/a
2001 59 47 0.56 n/a
2000 70 50 0.00 n/a
1999 57 44 0.00 n/a
1998 57 43 0.00 n/a
1997 73 53 0.00 n/a
1996 59 48 0.00 0.0
1995 76 54 0.00 0.0
1994 55 49 0.19 0.0
1993 69 52 0.00 0.0
1992 69 44 0.00 0.0
1991 68 43 0.00 0.0
1990 57 43 0.00 0.0
1989 76 49 0.00 0.0
1988 73 50 0.13 0.0
1987 60 48 0.00 0.0
1986 61 42 0.00 0.0
1985 68 44 0.00 0.0
1984 59 45 0.01 0.0
1983 57 43 0.26 0.0
1982 67 45 0.00 0.0
1981 59 42 0.00 0.0
1980 60 45 0.00 0.0
1979 72 48 0.00 0.0
1978 60 47 0.20 0.0
1977 61 45 0.00 0.0
1976 77 47 0.00 0.0
1975 61 47 0.01 0.0
1974 54 42 0.05 0.0
1973 75 55 0.00 0.0
1972 60 50 0.07 0.0
1971 61 46 0.22 0.0
1970 80 51 0.00 0.0
1969 67 42 0.00 0.0
1968 67 47 0.00 0.0
1967 69 50 0.00 0.0
1966 52 44 0.19 0.0
1965 54 46 0.33 0.0
1964 66 38 0.00 0.0
1963 65 49 0.00 0.0
1962 57 46 0.01 0.0
1961 66 42 0.00 0.0
1960 60 41 0.08 0.0
1959 49 45 0.27 0.0
1958 82 50 0.00 0.0
1957 69 50 0.00 0.0
1956 75 44 0.00 0.0
1955 57 46 0.00 0.0
1954 71 47 0.00 0.0
1953 57 47 0.00 0.0
1952 64 44 0.00 0.0
1951 69 42 0.00 0.0
1950 62 40 0.00 0.0
1949 65 49 0.00 0.0
1948 64 43 0.00 0.0
1947 63 48 0.00 0.0
1946 68 50 0.00 0.0
1945 66 50 0.29 0.0
1944 66 52 0.22 0.0
1943 62 47 0.00 0.0
1942 68 51 0.00 0.0
1941 60 49 0.05 0.0
1940 67 52 0.00 0.0
1939 72 53 0.00 0.0
1938 68 50 0.00 0.0
1937 63 45 0.00 0.0
1936 59 51 0.07 0.0
1935 62 47 0.05 0.0
1934 64 55 0.00 0.0
1933 58 45 0.00 0.0
1932 61 44 0.00 0.0
1931 67 48 0.06 0.0
1930 68 47 0.00 0.0
1929 64 47 0.00 0.0
1928 72 52 0.00 0.0
1927 71 52 0.00 0.0
1926 64 48 0.00 0.0
1925 75 49 0.00 0.0
1924 65 53 0.00 0.0
1923 60 51 0.06 0.0
1922 76 51 0.00 0.0
1921 61 48 0.14 0.0
1920 65 46 0.00 0.0
1919 58 49 0.16 0.0
1918 52 45 0.11 0.0
1917 55 42 0.01 0.0
1916 71 47 0.00 0.0
1915 64 44 0.00 0.0
1914 64 47 0.00 0.0
1913 57 47 0.02 0.0
1912 64 51 0.00 0.0
1911 64 44 0.04 0.0
1910 64 43 0.00 0.0
1909 54 45 0.02 0.0
1908 48 45 0.51 0.0
1907 75 50 0.00 0.0
1906 51 45 0.04 0.0
1905 63 42 0.00 0.0
1904 61 46 0.00 0.0
1903 56 47 0.10 0.0
1902 62 49 0.41 0.0
1901 59 52 0.08 0.0
1900 68 49 0.00 0.0
1899 60 39 0.00 0.0
1898 74 50 0.00 0.0
1897 75 48 0.00 0.0
1896 55 40 0.02 0.0
1895 86 52 0.00 0.0
1894 46 41 0.51 0.0
What's the all-time high for Seattle on 5/15?
For the date of May 15, the highest temperature ever reached in Seattle history is 88 °F which happened in 2023.
Highest Temperatures in Seattle on May 15
Rank Temperature Year
1 88 °F 2023
2 86 °F 1895
3 85 °F 2007
4 82 °F 1958
5 80 °F 2014
5 80 °F 1970
7 79 °F 2006
8 77 °F 1976
9 76 °F 2012
9 76 °F 1989
9 76 °F 1995
9 76 °F 1922
What's the all-time low for Seattle on 5/15?
For the date of May 15, the lowest temperature ever reached in Seattle history is 38 °F which happened in 1964.
Lowest Temperatures in Seattle on May 15
Rank Temperature Year
1 38 °F 1964
2 39 °F 1899
3 40 °F 1896
3 40 °F 1950
5 41 °F 1960
5 41 °F 2003
5 41 °F 1894
8 42 °F 1905
8 42 °F 1917
8 42 °F 1961
8 42 °F 1974
8 42 °F 1969
8 42 °F 1986
8 42 °F 2002
8 42 °F 1951
8 42 °F 1981
Lowest High Temperatures in Seattle on May 15
Rank Temperature Year
1 46 °F 1894
2 48 °F 1908
3 49 °F 1959
4 51 °F 1906
4 51 °F 2011
6 52 °F 1966
6 52 °F 1918
6 52 °F 2017
9 54 °F 1974
9 54 °F 1909
9 54 °F 2003
9 54 °F 1965
What's the most it has ever rained in Seattle on 5/15?
For the date of May 15, the most precipitation ever recorded in Seattle history is 0.81 inches which happened in 2011.
All-Time Most Precipitation in Seattle on May 15
Rank Precipitation Year
1 0.81 inches 2011
2 0.65 inches 2022
3 0.56 inches 2001
4 0.51 inches 1908
4 0.51 inches 1894
6 0.47 inches 2005
7 0.41 inches 1902
8 0.33 inches 1965
8 0.33 inches 2017
10 0.29 inches 1945
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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