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 10° -11.7° (1989) 21.1° (1986) 4.23" 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 14° 24° 8.3° (1979) 35.6° (1991) 0.93" 0"
August 14° 24° 8.9° (1980) 34.4° (1996) 1.16" 0"
September 11° 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
Jan 1 2.2° 7.8° -8° (1979) 13° (1997) 0.18" NA
Jan 2 2.2° 7.8° -4° (1979) 13° (1996) 0.18" NA
Jan 3 2.2° 7.8° -6° (1979) 16° (1984) 0.18" NA
Jan 4 2.2° 7.8° -4° (1973) 17° (1984) 0.18" NA
Jan 5 2.2° 7.8° -8° (1982) 13° (1990) 0.18" NA
Jan 6 2.2° 7.8° -8° (1982) 12° (1981) 0.18" NA
Jan 7 2.2° 7.8° -7° (1973) 14° (1996) 0.18" NA
Jan 8 2.2° 7.8° -9° (1973) 14° (1996) 0.18" NA
Jan 9 2.2° 7.8° -8° (1973) 14° (1981) 0.17" NA
Jan 10 2.2° 7.8° -5° (1973) 13° (1983) 0.17" NA
Jan 11 2.2° 7.8° -6° (1993) 16° (1987) 0.17" NA
Jan 12 2.2° 7.8° -6° (1993) 14° (1986) 0.17" NA
Jan 13 2.2° 8.3° -4° (1997) 14° (1986) 0.17" NA
Jan 14 2.2° 8.3° -4° (1997) 14° (1973) 0.17" NA
Jan 15 2.2° 8.3° -4° (1984) 14° (1974) 0.17" NA
Jan 16 2.2° 8.3° -3° (1984) 13° (1981) 0.17" NA
Jan 17 2.2° 8.3° -4° (1984) 14° (1977) 0.17" NA
Jan 18 2.2° 8.3° -5° (1984) 14° (1977) 0.17" NA
Jan 19 2.2° 8.3° -3° (1984) 15° (1981) 0.17" NA
Jan 20 2.2° 8.3° -2° (1984) 18° (1981) 0.17" NA
Jan 21 2.2° 8.3° -1° (1991) 17° (1981) 0.16" NA
Jan 22 2.2° 8.3° -1° (1991) 16° (1995) 0.16" NA
Jan 23 2.2° 8.3° -1° (1993) 14° (1975) 0.16" NA
Jan 24 2.2° 8.9° -1° (1979) 14° (1995) 0.16" NA
Jan 25 2.2° 8.9° -3° (1997) 13° (1998) 0.16" NA
Jan 26 2.2° 8.9° -6° (1980) 14° (1995) 0.16" NA
Jan 27 2.2° 8.9° -8° (1980) 14° (1988) 0.16" NA
Jan 28 2.2° 8.9° -8° (1980) 16° (1976) 0.16" NA
Jan 29 2.2° 8.9° -9° (1980) 15° (1992) 0.16" NA
Jan 30 2.2° 8.9° -8° (1996) 14° (1992) 0.16" NA
Jan 31 2.2° 9.4° -6° (1996) 17° (1998) 0.16" NA
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