Seattle, Washington
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -17.8° (1950) 19.4° (1931) 5.13" 2.4"
February 10° -17.2° (1950) 21.1° (1968) 4.18" 1.3"
March 12° -11.7° (1955) 25.6° (2004) 3.75" 0.6"
April 14° -1.7° (1975) 30.6° (1947) 2.59" 0.1"
May 18° -8.9° (1928) 33.9° (1963) 1.78" 0"
June 11° 21° 3.3° (1952) 36.7° (1925) 1.49" 0"
July 13° 24° -3.9° (1938) 37.8° (1994) 0.79" 0"
August 13° 24° 6.7° (1955) 37.2° (1981) 1.02" 0"
September 11° 21° 1.7° (1972) 36.7° (1988) 1.63" 0"
October 16° -7.2° (1937) 31.7° (1987) 3.19" 0.1"
November 11° -17.8° (1939) 23.3° (1949) 5.9" 1.1"
December -14.4° (1968) 18.3° (1939) 5.62" 2.5"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Oct 1 9.4° 18.3° 2° (1950) 32° (1987) 0.07" NA
Oct 2 9.4° 18.3° 2° (1950) 26° (1993) 0.07" NA
Oct 3 8.9° 17.8° 2° (1916) 27° (1993) 0.07" NA
Oct 4 8.9° 17.8° 1° (1916) 28° (1932) 0.07" NA
Oct 5 8.9° 17.8° 3° (1974) 28° (1980) 0.07" NA
Oct 6 8.9° 17.2° 3° (1955) 26° (1952) 0.07" NA
Oct 7 8.9° 17.2° 2° (1898) 24° (2000) 0.08" NA
Oct 8 8.3° 16.7° 4° (1961) 27° (1951) 0.08" NA
Oct 9 8.3° 16.7° -7° (1937) 27° (1906) 0.08" NA
Oct 10 8.3° 16.7° 3° (1924) 25° (1987) 0.08" NA
Oct 11 8.3° 16.1° 3° (1969) 28° (1991) 0.08" NA
Oct 12 8.3° 16.1° 4° (1930) 22° (2006) 0.09" NA
Oct 13 7.8° 16.1° 2° (1954) 24° (1961) 0.09" NA
Oct 14 7.8° 15.6° 1° (1899) 27° (1961) 0.09" NA
Oct 15 7.8° 15.6° 2° (1952) 25° (1991) 0.1" NA
Oct 16 7.8° 15.6° 2° (1980) 22° (1942) 0.1" NA
Oct 17 7.2° 15° 1° (1949) 23° (1989) 0.1" NA
Oct 18 7.2° 15° -1° (1905) 23° (1940) 0.1" NA
Oct 19 7.2° 15° -2° (1949) 23° (1938) 0.11" NA
Oct 20 7.2° 14.4° -2° (1949) 21° (1938) 0.11" NA
Oct 21 7.2° 14.4° 0° (1949) 23° (1901) 0.11" NA
Oct 22 6.7° 13.9° 1° (1950) 26° (1901) 0.12" NA
Oct 23 6.7° 13.9° 0° (1953) 23° (1992) 0.12" NA
Oct 24 6.7° 13.9° 1° (1954) 23° (1901) 0.13" NA
Oct 25 6.7° 13.9° -2° (1919) 21° (1914) 0.13" NA
Oct 26 6.7° 13.3° -2° (1954) 23° (1944) 0.13" NA
Oct 27 6.1° 13.3° -1° (1970) 21° (1944) 0.14" NA
Oct 28 6.1° 13.3° -1° (1971) 19° (1944) 0.14" NA
Oct 29 6.1° 12.8° -1° (1971) 18° (1987) 0.15" NA
Oct 30 6.1° 12.8° -1° (1991) 19° (1967) 0.15" NA
Oct 31 6.1° 12.8° -1° (2006) 22° (1949) 0.16" NA
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