Seattle, Washington
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -8.9° (1980) 17.8° (1981) 5.24" 2.9"
February 11° -11.7° (1989) 21.1° (1986) 4.09" 1"
March 13° -5° (1989) 23.3° (1995) 3.92" 0.4"
April 15° 0° (1997) 29.4° (1976) 2.75" 0"
May 18° 3.3° (1996) 31.1° (1973) 2.03" 0"
June 12° 21° 5.6° (1991) 33.9° (1995) 1.55" 0"
July 13° 24° 8.3° (1979) 35.6° (1991) 0.93" 0"
August 14° 24° 8.9° (1980) 34.4° (1996) 1.16" 0"
September 12° 21° 5° (1985) 32.8° (1988) 1.61" 0"
October 16° -0.6° (1991) 27.8° (1991) 3.24" 0"
November 11° -10.6° (1985) 21.7° (1980) 5.67" 0.6"
December -11.1° (1983) 18.3° (1980) 6.06" 2.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Mar 1 3.3° 11.1° -1° (1989) 16° (1986) 0.14" NA
Mar 2 3.3° 11.7° -4° (1989) 16° (1980) 0.14" NA
Mar 3 3.3° 11.7° -5° (1989) 17° (1986) 0.14" NA
Mar 4 3.3° 11.7° -2° (1976) 20° (1987) 0.14" NA
Mar 5 3.3° 11.7° -2° (1976) 17° (1993) 0.14" NA
Mar 6 3.3° 11.7° -1° (1974) 19° (1979) 0.14" NA
Mar 7 3.9° 11.7° -2° (1974) 16° (1984) 0.13" NA
Mar 8 3.9° 11.7° 0° (1974) 19° (1984) 0.13" NA
Mar 9 3.9° 12.2° 2° (1985) 18° (1981) 0.13" NA
Mar 10 3.9° 12.2° -1° (1985) 19° (1979) 0.13" NA
Mar 11 3.9° 12.2° -1° (1985) 17° (1993) 0.13" NA
Mar 12 3.9° 12.2° 0° (1988) 20° (1981) 0.13" NA
Mar 13 3.9° 12.2° 0° (1985) 20° (1979) 0.13" NA
Mar 14 3.9° 12.2° 1° (1974) 20° (1996) 0.13" NA
Mar 15 3.9° 12.2° 1° (1988) 14° (1976) 0.13" NA
Mar 16 3.9° 12.2° 0° (1982) 19° (1978) 0.13" NA
Mar 17 3.9° 12.8° 0° (1982) 17° (1978) 0.13" NA
Mar 18 3.9° 12.8° 1° (1982) 22° (1996) 0.13" NA
Mar 19 3.9° 12.8° 0° (1982) 18° (1998) 0.12" NA
Mar 20 4.4° 12.8° 1° (1974) 22° (1986) 0.12" NA
Mar 21 4.4° 12.8° 1° (1974) 19° (1992) 0.12" NA
Mar 22 4.4° 12.8° 1° (1995) 20° (1979) 0.12" NA
Mar 23 4.4° 12.8° 0° (1994) 19° (1979) 0.12" NA
Mar 24 4.4° 13.3° 1° (1975) 18° (1979) 0.12" NA
Mar 25 4.4° 13.3° -1° (1996) 18° (1997) 0.12" NA
Mar 26 4.4° 13.3° 0° (1995) 19° (1994) 0.12" NA
Mar 27 4.4° 13.3° -1° (1975) 21° (1994) 0.12" NA
Mar 28 4.4° 13.3° 1° (1975) 21° (1994) 0.11" NA
Mar 29 4.4° 13.3° 1° (1998) 23° (1994) 0.11" NA
Mar 30 4.4° 13.9° 1° (1977) 23° (1995) 0.11" NA
Mar 31 4.4° 13.9° 2° (1975) 21° (1987) 0.11" NA
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