Cushman Dam, Washington
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 33° 43° 11° (1980) 63° (2005) 13.69" NA
February 34° 47° 14° (1989) 71° (1986) 11.93" NA
March 36° 52° 21° (1989) 77° (1979) 9.59" NA
April 39° 57° 28° (2001) 83° (1998) 5.64" NA
May 44° 64° 31° (1985) 92° (1983) 3.28" NA
June 49° 69° 34° (1976) 94° (1982) 1.98" NA
July 52° 74° 41° (1979) 96° (2004) 1.16" NA
August 52° 75° 39° (1981) 97° (1981) 1.46" NA
September 49° 69° 34° (1983) 91° (1988) 3.03" NA
October 42° 58° 26° (2006) 82° (1980) 7.38" NA
November 37° 48° 13° (1985) 68° (1980) 15.16" NA
December 34° 43° 11° (1983) 66° (1980) 15.76" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 35° 45° 19° (1985) 55° (1977) 0.55" NA
Dec 2 35° 45° 25° (1985) 56° (1977) 0.54" NA
Dec 3 35° 44° 27° (1984) 57° (1982) 0.54" NA
Dec 4 35° 44° 24° (1994) 58° (2007) 0.54" NA
Dec 5 35° 44° 24° (1992) 55° (1989) 0.54" NA
Dec 6 34° 44° 24° (1993) 55° (1988) 0.53" NA
Dec 7 34° 44° 25° (1978) 55° (1973) 0.53" NA
Dec 8 34° 44° 28° (1980) 56° (1975) 0.53" NA
Dec 9 34° 44° 28° (1980) 56° (1987) 0.53" NA
Dec 10 34° 43° 29° (1984) 56° (1987) 0.52" NA
Dec 11 34° 43° 27° (1985) 55° (1974) 0.52" NA
Dec 12 34° 43° 26° (1985) 55° (1998) 0.52" NA
Dec 13 34° 43° 24° (1978) 55° (1977) 0.52" NA
Dec 14 34° 43° 28° (1985) 56° (1980) 0.51" NA
Dec 15 33° 43° 28° (1988) 66° (1980) 0.51" NA
Dec 16 33° 43° 29° (1988) 57° (1980) 0.51" NA
Dec 17 33° 43° 25° (1987) 53° (1976) 0.51" NA
Dec 18 33° 43° 20° (1984) 53° (1979) 0.5" NA
Dec 19 33° 43° 20° (1984) 55° (2004) 0.5" NA
Dec 20 33° 43° 17° (1990) 55° (1973) 0.5" NA
Dec 21 33° 42° 12° (1990) 57° (1980) 0.5" NA
Dec 22 33° 42° 13° (1983) 55° (1980) 0.49" NA
Dec 23 33° 42° 11° (1983) 55° (1980) 0.49" NA
Dec 24 33° 42° 12° (1983) 54° (1975) 0.49" NA
Dec 25 33° 42° 24° (1983) 58° (1980) 0.49" NA
Dec 26 33° 42° 27° (1978) 61° (1980) 0.48" NA
Dec 27 33° 42° 24° (1996) 58° (1980) 0.48" NA
Dec 28 33° 42° 20° (1978) 55° (1980) 0.48" NA
Dec 29 33° 42° 13° (1990) 54° (1980) 0.47" NA
Dec 30 33° 42° 15° (1978) 53° (1975) 0.47" NA
Dec 31 33° 42° 15° (1978) 54° (1996) 0.47" NA
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