Alder Grove, Washington
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 34° 44° 8° (1979) 59° (1961) 19.09" 9.2"
February 35° 47° 7° (1989) 74° (1963) 17.1" 4.9"
March 36° 51° 17° (1971) 74° (1994) 14.63" 4.1"
April 38° 56° 26° (1975) 85° (1998) 9.62" 0.4"
May 43° 63° 29° (1985) 98° (1983) 6.28" 0"
June 47° 67° 16° (1963) 95° (1982) 4.2" 0"
July 50° 73° 35° (1962) 100° (1965) 2.75" 0"
August 51° 73° 36° (1973) 100° (1981) 2.78" 0"
September 48° 68° 30° (1970) 93° (1988) 5.39" 0"
October 42° 59° 23° (2002) 79° (1980) 11.4" 0"
November 38° 48° 10° (1985) 71° (1970) 20.16" 1.3"
December 34° 43° 3° (1983) 60° (1960) 21.41" 3.4"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 40° 60° 31° (1964) 85° (1998) 0.25" NA
May 2 41° 60° 30° (1964) 78° (1976) 0.25" NA
May 3 41° 60° 32° (1959) 83° (1992) 0.24" NA
May 4 41° 61° 29° (1963) 85° (1966) 0.24" NA
May 5 41° 61° 30° (1978) 83° (1966) 0.24" NA
May 6 41° 61° 30° (1964) 83° (1987) 0.23" NA
May 7 41° 61° 30° (1962) 91° (1987) 0.23" NA
May 8 42° 61° 32° (1963) 88° (1987) 0.22" NA
May 9 42° 62° 30° (1999) 88° (1987) 0.22" NA
May 10 42° 62° 30° (1963) 80° (1976) 0.22" NA
May 11 42° 62° 31° (1970) 87° (1997) 0.21" NA
May 12 42° 62° 29° (1985) 87° (1971) 0.21" NA
May 13 42° 62° 29° (1964) 82° (1973) 0.21" NA
May 14 43° 63° 29° (1964) 89° (1973) 0.21" NA
May 15 43° 63° 30° (1964) 84° (1958) 0.2" NA
May 16 43° 63° 32° (1963) 86° (1985) 0.2" NA
May 17 43° 63° 30° (1971) 85° (1958) 0.2" NA
May 18 43° 63° 32° (1976) 87° (1963) 0.19" NA
May 19 43° 63° 32° (1962) 88° (1963) 0.19" NA
May 20 43° 64° 31° (1975) 92° (1963) 0.19" NA
May 21 44° 64° 33° (1973) 90° (1963) 0.19" NA
May 22 44° 64° 35° (1986) 89° (1958) 0.18" NA
May 23 44° 64° 31° (1964) 87° (1999) 0.18" NA
May 24 44° 64° 33° (1972) 87° (1992) 0.18" NA
May 25 44° 64° 30° (1964) 83° (1992) 0.18" NA
May 26 44° 64° 30° (1973) 79° (1958) 0.17" NA
May 27 44° 64° 30° (1966) 77° (2003) 0.17" NA
May 28 45° 64° 31° (1966) 85° (1972) 0.17" NA
May 29 45° 65° 31° (1966) 98° (1983) 0.17" NA
May 30 45° 65° 32° (1962) 83° (1973) 0.17" NA
May 31 45° 65° 36° (1974) 86° (1986) 0.17" NA
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