Wallula, Washington
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 27° 41° -14° (1996) 67° (1990) 1.21" NA
February 30° 48° -14° (1996) 74° (1986) 1.05" NA
March 35° 58° 10° (1993) 81° (1960) 1.08" NA
April 40° 66° 22° (1986) 94° (1977) 0.79" NA
May 47° 73° 29° (2002) 100° (1958) 0.98" NA
June 53° 80° 38° (1963) 110° (1961) 0.71" NA
July 59° 88° 45° (1962) 112° (1960) 0.28" NA
August 59° 88° 38° (1964) 118° (1961) 0.53" NA
September 50° 79° 27° (1985) 100° (1967) 0.48" NA
October 41° 66° 17° (2006) 89° (1958) 0.84" NA
November 34° 51° 6° (1959) 78° (1999) 1.55" NA
December 28° 41° -14° (1968) 67° (2002) 1.45" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 31° 44° -5° (1985) 62° (1994) 0.05" NA
Dec 2 31° 44° -1° (1985) 62° (1972) 0.05" NA
Dec 3 30° 44° 8° (1985) 64° (1975) 0.05" NA
Dec 4 30° 43° 15° (1972) 65° (1975) 0.05" NA
Dec 5 30° 43° 11° (1972) 64° (2007) 0.05" NA
Dec 6 30° 43° 13° (1984) 60° (1981) 0.05" NA
Dec 7 29° 43° 11° (1980) 63° (1987) 0.05" NA
Dec 8 29° 42° -5° (1972) 60° (1970) 0.05" NA
Dec 9 29° 42° -4° (1972) 60° (1989) 0.05" NA
Dec 10 29° 42° -4° (1972) 65° (1987) 0.05" NA
Dec 11 29° 42° 2° (1972) 67° (1993) 0.05" NA
Dec 12 28° 42° 0° (1972) 59° (1974) 0.05" NA
Dec 13 28° 41° -4° (1972) 60° (1988) 0.05" NA
Dec 14 28° 41° -1° (1972) 61° (1998) 0.05" NA
Dec 15 28° 41° -2° (1972) 67° (2002) 0.05" NA
Dec 16 28° 41° -2° (1964) 66° (1959) 0.05" NA
Dec 17 28° 41° -4° (1964) 62° (1997) 0.05" NA
Dec 18 27° 41° -5° (1964) 62° (1997) 0.05" NA
Dec 19 27° 40° -2° (1984) 58° (1966) 0.05" NA
Dec 20 27° 40° -1° (1984) 57° (1994) 0.05" NA
Dec 21 27° 40° -10° (1990) 61° (1974) 0.05" NA
Dec 22 27° 40° -10° (1990) 67° (1972) 0.04" NA
Dec 23 27° 40° -8° (1983) 60° (1980) 0.04" NA
Dec 24 27° 40° -10° (1983) 57° (1971) 0.04" NA
Dec 25 27° 40° -2° (1983) 55° (1957) 0.04" NA
Dec 26 27° 40° 5° (1990) 64° (1980) 0.04" NA
Dec 27 27° 40° 7° (1990) 65° (1980) 0.04" NA
Dec 28 27° 40° -1° (1996) 61° (1967) 0.04" NA
Dec 29 27° 40° -2° (1990) 56° (1957) 0.04" NA
Dec 30 26° 40° -9° (1968) 60° (1998) 0.04" NA
Dec 31 26° 40° -14° (1968) 58° (1970) 0.04" NA
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