National, Washington
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 26° 36° -3° (1980) 57° (2005) 11.23" NA
February 27° 40° -3° (1989) 68° (1992) 8.87" NA
March 29° 45° 11° (1989) 71° (1994) 7" NA
April 31° 51° 19° (1997) 87° (1987) 5.84" NA
May 37° 58° 26° (1999) 95° (1983) 4.54" NA
June 42° 65° 30° (1984) 96° (2006) 3.62" NA
July 46° 73° 32° (2000) 102° (2006) 1.96" NA
August 47° 74° 34° (1980) 99° (1981) 1.73" NA
September 42° 68° 27° (1984) 101° (1988) 4.26" NA
October 36° 56° 19° (2006) 88° (1987) 6.99" NA
November 30° 42° 1° (1985) 61° (2001) 12.72" NA
December 26° 36° -8° (1990) 54° (1989) 12.06" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jun 1 39° 62° 30° (1984) 88° (1986) 0.13" NA
Jun 2 40° 62° 34° (1980) 82° (1979) 0.13" NA
Jun 3 40° 62° 34° (1980) 85° (1979) 0.13" NA
Jun 4 40° 62° 33° (1988) 87° (2007) 0.13" NA
Jun 5 40° 63° 32° (1988) 85° (2000) 0.13" NA
Jun 6 40° 63° 32° (1988) 89° (2003) 0.13" NA
Jun 7 40° 63° 33° (1982) 91° (2003) 0.13" NA
Jun 8 41° 63° 34° (1982) 91° (2003) 0.13" NA
Jun 9 41° 63° 34° (1988) 76° (2003) 0.13" NA
Jun 10 41° 63° 31° (1988) 78° (1979) 0.13" NA
Jun 11 41° 64° 33° (1981) 84° (1986) 0.13" NA
Jun 12 41° 64° 35° (1996) 84° (1989) 0.13" NA
Jun 13 41° 64° 35° (1993) 87° (1999) 0.13" NA
Jun 14 41° 64° 36° (1979) 91° (1986) 0.13" NA
Jun 15 42° 65° 35° (1990) 89° (1999) 0.13" NA
Jun 16 42° 65° 36° (1989) 81° (1988) 0.12" NA
Jun 17 42° 65° 36° (1987) 81° (2003) 0.12" NA
Jun 18 42° 65° 36° (1996) 91° (2003) 0.12" NA
Jun 19 42° 66° 34° (1996) 92° (1985) 0.12" NA
Jun 20 43° 66° 35° (1980) 90° (1982) 0.12" NA
Jun 21 43° 66° 34° (1979) 85° (2005) 0.12" NA
Jun 22 43° 67° 37° (1993) 89° (2004) 0.11" NA
Jun 23 43° 67° 37° (1993) 90° (1992) 0.11" NA
Jun 24 43° 67° 35° (1993) 91° (1992) 0.11" NA
Jun 25 43° 67° 36° (1985) 91° (1992) 0.11" NA
Jun 26 44° 68° 39° (1999) 94° (2006) 0.11" NA
Jun 27 44° 68° 38° (1999) 96° (2006) 0.1" NA
Jun 28 44° 68° 34° (1980) 87° (2006) 0.1" NA
Jun 29 44° 69° 37° (1996) 92° (2003) 0.1" NA
Jun 30 44° 69° 33° (2007) 92° (1987) 0.1" NA
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