Sumpter, Oregon
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 12° 33° -28° (1996) 59° (1971) 1.86" NA
February 15° 40° -40° (1989) 64° (1970) 1.38" NA
March 23° 48° -9° (1993) 73° (1978) 1.58" NA
April 29° 56° 6° (1975) 85° (1987) 1.26" NA
May 35° 65° 20° (1999) 91° (1986) 1.74" NA
June 41° 73° 22° (1973) 95° (1992) 1.67" NA
July 45° 82° 27° (1979) 98° (1980) 0.85" NA
August 45° 81° 26° (1992) 98° (1990) 0.95" NA
September 38° 72° 20° (1985) 95° (1998) 0.81" NA
October 30° 60° 5° (1971) 85° (1996) 0.93" NA
November 23° 43° -10° (1985) 65° (1988) 1.86" NA
December 15° 33° -28° (1983) 54° (1995) 1.95" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jul 1 43° 78° 28° (1973) 91° (1974) 0.04" NA
Jul 2 43° 78° 27° (1979) 91° (1985) 0.04" NA
Jul 3 43° 79° 29° (1999) 96° (1985) 0.04" NA
Jul 4 43° 79° 34° (2000) 95° (1981) 0.04" NA
Jul 5 44° 79° 31° (1977) 89° (1970) 0.03" NA
Jul 6 44° 80° 29° (1977) 93° (1985) 0.03" NA
Jul 7 44° 80° 33° (1977) 96° (1985) 0.03" NA
Jul 8 44° 80° 31° (1981) 94° (1985) 0.03" NA
Jul 9 44° 81° 36° (1973) 96° (1985) 0.03" NA
Jul 10 44° 81° 33° (1977) 95° (1975) 0.03" NA
Jul 11 44° 81° 33° (1974) 92° (1973) 0.03" NA
Jul 12 44° 82° 33° (1993) 97° (1991) 0.03" NA
Jul 13 45° 82° 34° (1979) 92° (1999) 0.03" NA
Jul 14 45° 82° 34° (1993) 95° (1987) 0.03" NA
Jul 15 45° 82° 32° (1986) 92° (1971) 0.03" NA
Jul 16 45° 82° 33° (1983) 94° (1979) 0.03" NA
Jul 17 45° 83° 32° (1986) 94° (1979) 0.02" NA
Jul 18 45° 83° 34° (1999) 96° (1998) 0.02" NA
Jul 19 45° 83° 34° (1996) 94° (1979) 0.02" NA
Jul 20 45° 83° 36° (1993) 94° (1979) 0.02" NA
Jul 21 45° 83° 38° (1983) 95° (1988) 0.02" NA
Jul 22 45° 83° 35° (1970) 98° (1980) 0.02" NA
Jul 23 45° 83° 38° (1973) 95° (1978) 0.02" NA
Jul 24 45° 83° 35° (1993) 94° (1994) 0.02" NA
Jul 25 46° 83° 35° (1969) 94° (1978) 0.02" NA
Jul 26 46° 83° 39° (1974) 92° (1988) 0.02" NA
Jul 27 46° 83° 36° (1986) 98° (1980) 0.02" NA
Jul 28 46° 84° 39° (1986) 97° (1999) 0.02" NA
Jul 29 46° 84° 36° (1970) 95° (1974) 0.03" NA
Jul 30 46° 83° 34° (1995) 95° (2000) 0.03" NA
Jul 31 46° 83° 33° (1975) 95° (2000) 0.03" NA
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