Riley, Oregon
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 14° 36° -30° (1962) 58° (1971) 0.72" 9.4"
February 20° 42° -32° (1989) 62° (1986) 0.64" 4.5"
March 26° 50° -3° (1979) 76° (1966) 0.91" 4.3"
April 30° 58° 3° (1975) 83° (1977) 0.7" 1.7"
May 35° 66° 12° (1964) 92° (1986) 1.15" 0.7"
June 41° 75° 22° (1976) 95° (1990) 0.59" 0.1"
July 45° 84° 26° (1986) 97° (1980) 0.38" 0"
August 44° 84° 23° (1965) 105° (1967) 0.53" 0"
September 36° 75° 11° (1970) 95° (1988) 0.57" 0"
October 29° 63° 5° (1985) 88° (1988) 0.64" 0.9"
November 22° 45° -16° (1985) 69° (1976) 1.23" 6.2"
December 15° 36° -31° (1972) 60° (1972) 0.88" 11.7"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Aug 1 46° 86° 28° (1963) 96° (1977) 0.01" NA
Aug 2 46° 86° 33° (1982) 94° (1977) 0.01" NA
Aug 3 46° 85° 36° (1982) 96° (1966) 0.01" NA
Aug 4 46° 85° 33° (1980) 94° (1978) 0.01" NA
Aug 5 46° 85° 30° (1969) 98° (1972) 0.01" NA
Aug 6 46° 85° 39° (1965) 99° (1972) 0.01" NA
Aug 7 46° 85° 37° (1975) 99° (1972) 0.01" NA
Aug 8 46° 85° 34° (1974) 100° (1972) 0.01" NA
Aug 9 45° 85° 31° (1985) 96° (1971) 0.01" NA
Aug 10 45° 85° 37° (1962) 95° (1986) 0.02" NA
Aug 11 45° 85° 34° (1987) 95° (1971) 0.02" NA
Aug 12 45° 85° 33° (1966) 97° (1971) 0.02" NA
Aug 13 45° 84° 34° (1965) 94° (1977) 0.02" NA
Aug 14 45° 84° 32° (1974) 97° (1977) 0.02" NA
Aug 15 45° 84° 33° (1974) 94° (1962) 0.02" NA
Aug 16 44° 84° 30° (1980) 100° (1967) 0.02" NA
Aug 17 44° 84° 30° (1972) 105° (1967) 0.02" NA
Aug 18 44° 84° 29° (1978) 97° (1967) 0.02" NA
Aug 19 44° 83° 28° (1964) 96° (1967) 0.02" NA
Aug 20 44° 83° 31° (1974) 95° (1967) 0.02" NA
Aug 21 43° 83° 30° (1985) 92° (1969) 0.02" NA
Aug 22 43° 83° 35° (1962) 97° (1969) 0.02" NA
Aug 23 43° 82° 28° (1971) 96° (1969) 0.02" NA
Aug 24 43° 82° 28° (1975) 96° (1988) 0.02" NA
Aug 25 43° 82° 32° (1969) 94° (1988) 0.02" NA
Aug 26 42° 82° 31° (1976) 93° (1974) 0.02" NA
Aug 27 42° 81° 25° (1962) 95° (1971) 0.02" NA
Aug 28 42° 81° 30° (1965) 95° (1974) 0.02" NA
Aug 29 41° 81° 26° (1964) 92° (1988) 0.02" NA
Aug 30 41° 80° 23° (1965) 94° (1967) 0.02" NA
Aug 31 41° 80° 27° (1975) 93° (1967) 0.02" NA
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