Boston Harbor, Washington
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 34° 46° -8° (1979) 64° (2005) 7.84" 1.9"
February 33° 49° -1° (1972) 73° (1986) 5.45" 4.7"
March 35° 54° 9° (1989) 79° (2004) 5.29" 0.7"
April 38° 59° 23° (1975) 87° (1987) 3.54" 0"
May 43° 65° 25° (1954) 96° (1983) 2.33" 0"
June 48° 71° 30° (1976) 98° (1982) 1.76" 0"
July 51° 77° 35° (1962) 104° (2009) 0.63" 0"
August 51° 78° 33° (1973) 104° (1981) 0.94" 0"
September 46° 72° 25° (1972) 98° (1988) 1.71" 0"
October 41° 60° 14° (2002) 90° (1987) 4.6" 0"
November 36° 50° -1° (1955) 74° (1949) 8.63" 0.9"
December 33° 44° -7° (1983) 64° (1958) 7.46" 2.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Feb 1 33° 48° -1° (1950) 67° (1962) 0.2" 0.2"
Feb 2 33° 48° -1° (1972) 70° (1962) 0.19" 0.2"
Feb 3 33° 48° 1° (1950) 60° (2009) 0.21" 0.2"
Feb 4 33° 48° 10° (1989) 60° (2009) 0.2" 0.2"
Feb 5 33° 48° 2° (1989) 62° (1961) 0.21" 0.2"
Feb 6 33° 48° 5° (1989) 64° (1963) 0.21" 0.2"
Feb 7 33° 48° 7° (1989) 63° (1993) 0.21" 0.1"
Feb 8 33° 49° 9° (1989) 69° (1963) 0.2" 0.2"
Feb 9 33° 49° 12° (1989) 63° (1963) 0.2" 0.2"
Feb 10 33° 49° 15° (1982) 66° (1963) 0.2" 0.2"
Feb 11 33° 49° 18° (1948) 67° (1963) 0.2" 0.2"
Feb 12 33° 49° 16° (1949) 62° (1963) 0.19" 0.2"
Feb 13 33° 49° 15° (1949) 58° (1996) 0.19" 0.2"
Feb 14 33° 49° 16° (1995) 61° (1963) 0.18" 0.2"
Feb 15 33° 49° 10° (1956) 62° (1996) 0.17" 0.2"
Feb 16 33° 49° 14° (1956) 59° (1997) 0.17" 0.2"
Feb 17 33° 50° 20° (2005) 62° (2007) 0.18" 0.1"
Feb 18 33° 50° 10° (1990) 63° (1977) 0.18" 0.2"
Feb 19 33° 50° 13° (2006) 66° (1977) 0.18" 0.2"
Feb 20 33° 50° 19° (1986) 61° (1995) 0.18" 0.1"
Feb 21 33° 50° 18° (1957) 63° (1978) 0.17" 0.2"
Feb 22 33° 50° 21° (2010) 64° (1973) 0.18" 0.1"
Feb 23 33° 50° 20° (2005) 64° (1995) 0.18" 0.2"
Feb 24 33° 51° 15° (1962) 65° (2005) 0.17" 0.1"
Feb 25 33° 51° 13° (1962) 63° (1992) 0.18" 0.1"
Feb 26 33° 51° 13° (1962) 68° (1992) 0.18" 0.1"
Feb 27 33° 51° 12° (1962) 73° (1986) 0.18" 0.1"
Feb 28 33° 51° 14° (1960) 69° (1992) 0.18" 0.1"
Feb 29 33° 51° 14° (1960) 72° (1968) 0.18" NA
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