Seattle April 15 Weather Records

Daily averages and all-time records for weather in Seattle, Washington for the date of April 15.
April 15 All-Time Records
1894–2024
Highest temperature 79 °F 1923
Lowest temperature 33 °F 1967
Lowest daily high 43 °F 1917
Highest daily low 53 °F 1926
Most precipitation 0.75 inches 1950
Most snow none -
April 15 Average Weather
1991–2020 1
Average high 58.2 °F
Average low 42.7 °F
Chance precipitation 50.3%
Chance snow 0%
Seattle April 15 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2024 56 44 0.00 0.0
2023 51 42 0.02 0.0
2022 50 36 0.00 0.0
2021 75 43 0.00 0.0
2020 66 49 0.00 0.0
2019 56 40 0.00 0.0
2018 51 43 0.12 0.0
2017 57 41 0.00 0.0
2016 59 47 0.00 0.0
2015 57 38 0.00 0.0
2014 58 46 0.02 0.0
2013 57 40 0.00 0.0
2012 61 45 0.00 0.0
2011 53 38 0.09 0.0
2010 60 42 0.02 0.0
2009 54 35 0.00 0.0
2008 49 36 0.01 n/a
2007 57 39 0.00 n/a
2006 50 38 0.25 n/a
2005 50 41 0.39 n/a
2004 55 42 0.01 n/a
2003 56 46 0.00 n/a
2002 48 39 0.07 n/a
2001 64 38 0.00 n/a
2000 56 46 0.13 n/a
1999 74 42 0.00 n/a
1998 59 37 0.00 n/a
1997 63 48 0.23 n/a
1996 62 46 0.45 0.0
1995 58 39 0.00 0.0
1994 66 40 0.00 0.0
1993 56 47 0.07 0.0
1992 65 49 0.05 0.0
1991 57 43 0.07 0.0
1990 73 47 0.00 0.0
1989 60 40 0.00 0.0
1988 64 49 0.00 0.0
1987 55 48 0.00 0.0
1986 55 42 0.60 0.0
1985 61 47 0.01 0.0
1984 72 48 0.00 0.0
1983 65 40 0.00 0.0
1982 48 37 0.04 0.0
1981 61 45 0.08 0.0
1980 57 44 0.00 0.0
1979 53 42 0.00 0.0
1978 61 41 0.67 0.0
1977 58 44 0.10 0.0
1976 47 35 0.00 0.0
1975 57 39 0.00 0.0
1974 58 45 0.00 0.0
1973 55 41 0.07 0.0
1972 51 40 0.05 0.0
1971 52 39 0.05 0.0
1970 58 38 0.00 0.0
1969 58 42 0.00 0.0
1968 52 36 0.01 0.0
1967 54 33 0.00 0.0
1966 59 45 0.00 0.0
1965 64 43 0.00 0.0
1964 49 38 0.00 0.0
1963 49 39 0.01 0.0
1962 58 43 0.02 0.0
1961 53 41 0.07 0.0
1960 48 35 0.01 0.0
1959 53 39 0.11 0.0
1958 53 41 0.43 0.0
1957 54 42 0.01 0.0
1956 58 42 0.01 0.0
1955 47 34 0.04 0.0
1954 59 38 0.00 0.0
1953 58 34 0.00 0.0
1952 60 35 0.00 0.0
1951 72 42 0.00 0.0
1950 49 43 0.75 0.0
1949 71 42 0.00 0.0
1948 65 47 0.33 0.0
1947 76 52 0.00 0.0
1946 61 46 0.00 0.0
1945 50 45 0.05 0.0
1944 50 41 0.00 0.0
1943 67 47 0.00 0.0
1942 65 48 0.00 0.0
1941 55 40 0.20 0.0
1940 60 47 0.01 0.0
1939 60 44 0.00 0.0
1938 56 47 0.41 0.0
1937 54 42 0.16 0.0
1936 70 46 0.00 0.0
1935 60 45 0.00 0.0
1934 58 48 0.01 0.0
1933 46 38 0.02 0.0
1932 62 44 0.00 0.0
1931 57 44 0.00 0.0
1930 51 44 0.03 0.0
1929 57 40 0.18 0.0
1928 53 45 0.07 0.0
1927 50 41 0.35 0.0
1926 74 53 0.00 0.0
1925 59 48 0.55 0.0
1924 53 35 0.00 0.0
1923 79 47 0.00 0.0
1922 53 36 0.49 0.0
1921 55 42 0.00 0.0
1920 49 41 0.03 0.0
1919 66 39 0.00 0.0
1918 49 38 0.01 0.0
1917 43 36 0.18 0.0
1916 53 40 0.00 0.0
1915 68 45 0.00 0.0
1914 52 42 0.04 0.0
1913 54 44 0.00 0.0
1912 59 39 0.00 0.0
1911 69 36 0.00 0.0
1910 67 37 0.00 0.0
1909 54 41 0.06 0.0
1908 57 41 0.00 0.0
1907 62 39 0.00 0.0
1906 58 44 0.00 0.0
1905 52 43 0.18 0.0
1904 62 43 0.00 0.0
1903 55 35 0.01 0.0
1902 68 43 0.00 0.0
1901 59 36 0.00 0.0
1900 60 41 0.00 0.0
1899 62 42 0.00 0.0
1898 58 39 0.00 0.0
1897 72 46 0.00 0.0
1896 51 39 0.02 0.0
1895 58 44 0.37 0.0
1894 48 35 0.22 0.0
What's the all-time high for Seattle on 4/15?
For the date of Apr 15, the highest temperature ever reached in Seattle history is 79 °F which happened in 1923.
Highest Temperatures in Seattle on April 15
Rank Temperature Year
1 79 °F 1923
2 76 °F 1947
3 75 °F 2021
4 74 °F 1926
4 74 °F 1999
6 73 °F 1990
7 72 °F 1897
7 72 °F 1984
7 72 °F 1951
10 71 °F 1949
What's the all-time low for Seattle on 4/15?
For the date of Apr 15, the lowest temperature ever reached in Seattle history is 33 °F which happened in 1967.
Lowest Temperatures in Seattle on April 15
Rank Temperature Year
1 33 °F 1967
2 34 °F 1953
2 34 °F 1955
4 35 °F 1903
4 35 °F 1924
4 35 °F 1952
4 35 °F 1960
4 35 °F 1894
4 35 °F 1976
4 35 °F 2009
Lowest High Temperatures in Seattle on April 15
Rank Temperature Year
1 43 °F 1917
2 46 °F 1933
3 47 °F 1955
3 47 °F 1976
5 48 °F 1982
5 48 °F 1960
5 48 °F 1894
5 48 °F 2002
9 49 °F 1920
9 49 °F 1964
9 49 °F 1950
9 49 °F 1963
9 49 °F 2008
9 49 °F 1918
What's the most it has ever rained in Seattle on 4/15?
For the date of Apr 15, the most precipitation ever recorded in Seattle history is 0.75 inches which happened in 1950.
All-Time Most Precipitation in Seattle on April 15
Rank Precipitation Year
1 0.75 inches 1950
2 0.67 inches 1978
3 0.60 inches 1986
4 0.55 inches 1925
5 0.49 inches 1922
6 0.45 inches 1996
7 0.43 inches 1958
8 0.41 inches 1938
9 0.39 inches 2005
10 0.37 inches 1895
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.
© H Brothers Inc, 2021–2024
Contact us | Privacy policy