Seattle March 18 Weather Records

Daily averages and all-time records for weather in Seattle, Washington for the date of March 18.
March 18 All-Time Records
1894–2024
Highest temperature 76 °F 2019
Lowest temperature 29 °F 1954
Lowest daily high 40 °F 2002
Highest daily low 48 °F 2007
Most precipitation 1.86 inches 1997
Most snow 0.8 inches 1973
March 18 Average Weather
1991–2020 1
Average high 53.6 °F
Average low 39.6 °F
Chance precipitation 54.1%
Chance snow 1.5%
Seattle March 18 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2024 66 44 0.00 0.0
2023 65 40 0.00 0.0
2022 55 44 0.21 0.0
2021 55 39 0.14 0.0
2020 56 35 0.00 0.0
2019 76 44 0.00 0.0
2018 55 39 0.00 0.0
2017 57 35 0.34 0.0
2016 63 47 0.00 0.0
2015 60 45 0.00 0.0
2014 50 38 0.00 0.0
2013 53 39 0.00 0.0
2012 41 31 0.14 0.0
2011 50 38 0.27 0.0
2010 52 38 0.00 0.0
2009 54 38 0.00 0.0
2008 51 39 0.00 n/a
2007 61 48 0.02 n/a
2006 49 37 0.46 n/a
2005 50 38 0.00 n/a
2004 51 35 0.12 n/a
2003 52 39 0.12 n/a
2002 40 33 0.13 n/a
2001 53 44 0.58 n/a
2000 50 40 0.18 n/a
1999 52 40 0.02 n/a
1998 59 36 0.00 n/a
1997 57 47 1.86 n/a
1996 70 36 0.00 0.0
1995 57 48 0.25 0.0
1994 49 37 0.15 0.0
1993 50 43 0.01 0.0
1992 57 36 0.00 0.0
1991 55 36 0.24 0.0
1990 59 45 0.00 0.0
1989 51 41 0.29 0.0
1988 66 36 0.00 0.0
1987 51 40 0.10 0.0
1986 54 43 0.13 0.0
1985 48 44 0.00 0.0
1984 53 43 0.06 0.0
1983 60 40 0.00 0.0
1982 52 37 0.00 0.0
1981 59 36 0.00 0.0
1980 47 37 0.00 0.0
1979 59 42 0.00 0.0
1978 63 40 0.00 0.0
1977 55 44 0.00 0.0
1976 52 37 0.20 0.0
1975 48 40 0.26 0.0
1974 55 34 0.00 0.0
1973 53 31 0.37 0.8
1972 54 46 0.06 0.0
1971 49 31 0.00 0.0
1970 53 33 0.00 0.0
1969 51 39 0.01 0.0
1968 54 36 0.00 0.0
1967 49 36 0.00 0.0
1966 49 40 0.32 0.0
1965 49 30 0.00 0.0
1964 46 36 0.00 0.0
1963 49 39 0.02 0.0
1962 46 40 0.09 0.0
1961 59 43 0.00 0.0
1960 53 40 0.00 0.0
1959 49 39 0.34 0.0
1958 52 40 0.06 0.0
1957 55 33 0.00 0.0
1956 66 33 0.00 0.0
1955 48 35 0.00 0.0
1954 53 29 0.00 0.0
1953 46 33 0.38 0.0
1952 46 31 0.01 0.0
1951 55 31 0.00 0.0
1950 46 40 0.88 0.0
1949 63 44 0.33 0.0
1948 48 35 0.13 0.0
1947 64 45 0.00 0.0
1946 53 36 0.00 0.0
1945 n/a 35 n/a 0.0
1944 55 38 0.01 0.0
1943 47 32 0.00 0.0
1942 49 40 0.00 0.0
1941 54 44 0.24 0.0
1940 43 n/a 0.00 0.0
1939 54 39 0.00 0.0
1938 50 39 0.41 0.0
1937 51 36 0.07 0.0
1936 52 42 0.00 0.0
1935 51 38 0.00 0.0
1934 62 40 0.00 0.0
1933 52 41 0.02 0.0
1932 55 48 0.23 0.0
1931 54 46 0.45 0.0
1930 62 40 0.00 0.0
1929 59 35 0.00 0.0
1928 68 45 0.00 0.0
1927 49 35 0.02 0.0
1926 56 46 0.00 0.0
1925 49 39 0.00 0.0
1924 49 37 0.00 0.0
1923 55 37 0.00 0.0
1922 47 38 0.76 0.0
1921 46 36 0.72 0.0
1920 54 39 0.00 0.0
1919 50 42 0.10 0.0
1918 49 39 0.00 0.0
1917 48 38 0.00 0.0
1916 55 38 0.00 0.0
1915 57 43 0.00 0.0
1914 59 44 0.00 0.0
1913 45 31 0.01 0.0
1912 46 36 0.09 0.0
1911 49 38 0.00 0.0
1910 59 45 0.04 0.0
1909 46 39 0.02 0.0
1908 50 35 0.00 0.0
1907 51 39 0.24 0.0
1906 46 39 0.00 0.0
1905 55 39 0.02 0.0
1904 47 40 0.15 0.0
1903 51 31 0.00 0.0
1902 51 39 0.02 0.0
1901 53 40 0.09 0.0
1900 53 48 0.00 0.0
1899 58 34 0.00 0.0
1898 57 33 0.00 0.0
1897 47 36 0.02 0.0
1896 63 37 0.00 0.0
1895 51 43 0.01 0.0
1894 46 32 0.63 0.7
What's the all-time high for Seattle on 3/18?
For the date of Mar 18, the highest temperature ever reached in Seattle history is 76 °F which happened in 2019.
Highest Temperatures in Seattle on March 18
Rank Temperature Year
1 76 °F 2019
2 70 °F 1996
3 68 °F 1928
4 66 °F 1956
4 66 °F 2024
4 66 °F 1988
7 65 °F 2023
8 64 °F 1947
9 63 °F 1978
9 63 °F 2016
9 63 °F 1896
9 63 °F 1949
What's the all-time low for Seattle on 3/18?
For the date of Mar 18, the lowest temperature ever reached in Seattle history is 29 °F which happened in 1954.
Lowest Temperatures in Seattle on March 18
Rank Temperature Year
1 29 °F 1954
2 30 °F 1965
3 31 °F 1973
3 31 °F 1913
3 31 °F 1903
3 31 °F 2012
3 31 °F 1951
3 31 °F 1952
3 31 °F 1971
10 32 °F 1943
10 32 °F 1894
Lowest High Temperatures in Seattle on March 18
Rank Temperature Year
1 40 °F 2002
2 41 °F 2012
3 43 °F 1940
4 45 °F 1913
5 46 °F 1962
5 46 °F 1953
5 46 °F 1921
5 46 °F 1950
5 46 °F 1909
5 46 °F 1894
5 46 °F 1952
5 46 °F 1912
5 46 °F 1964
5 46 °F 1906
What's the most it has ever rained in Seattle on 3/18?
For the date of Mar 18, the most precipitation ever recorded in Seattle history is 1.86 inches which happened in 1997.
All-Time Most Precipitation in Seattle on March 18
Rank Precipitation Year
1 1.86 inches 1997
2 0.88 inches 1950
3 0.76 inches 1922
4 0.72 inches 1921
5 0.63 inches 1894
6 0.58 inches 2001
7 0.46 inches 2006
8 0.45 inches 1931
9 0.41 inches 1938
10 0.38 inches 1953
All-Time Most Snow in Seattle on March 18
Rank Precipitation Year
1 0.8 inches 1973
2 0.7 inches 1894
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