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
Feb 1 16° 38° -16° (1979) 53° (1971) 0.02" NA
Feb 2 17° 39° -17° (1972) 48° (1968) 0.02" NA
Feb 3 17° 39° -26° (1989) 50° (1962) 0.02" NA
Feb 4 17° 39° -29° (1985) 54° (1963) 0.02" NA
Feb 5 17° 39° -32° (1989) 60° (1963) 0.02" NA
Feb 6 18° 39° -8° (1989) 57° (1963) 0.02" NA
Feb 7 18° 40° -7° (1989) 53° (1963) 0.02" NA
Feb 8 18° 40° -8° (1989) 58° (1963) 0.02" NA
Feb 9 18° 40° -13° (1989) 54° (1963) 0.02" NA
Feb 10 18° 40° -5° (1982) 60° (1971) 0.02" NA
Feb 11 19° 41° -8° (1989) 58° (1971) 0.02" NA
Feb 12 19° 41° 0° (1964) 58° (1971) 0.02" NA
Feb 13 19° 41° -6° (1966) 55° (1977) 0.02" NA
Feb 14 19° 42° -1° (1990) 56° (1977) 0.02" NA
Feb 15 20° 42° -7° (1989) 55° (1977) 0.02" NA
Feb 16 20° 42° 2° (1966) 58° (1977) 0.02" NA
Feb 17 20° 42° 5° (1985) 60° (1965) 0.02" NA
Feb 18 20° 43° 3° (1984) 55° (1965) 0.02" NA
Feb 19 20° 43° 2° (1984) 58° (1977) 0.02" NA
Feb 20 21° 43° 6° (1964) 59° (1982) 0.02" NA
Feb 21 21° 43° -4° (1975) 60° (1988) 0.03" NA
Feb 22 21° 44° 4° (1975) 56° (1965) 0.03" NA
Feb 23 21° 44° 5° (1974) 58° (1981) 0.03" NA
Feb 24 22° 44° 0° (1969) 59° (1986) 0.03" NA
Feb 25 22° 45° 2° (1962) 62° (1986) 0.03" NA
Feb 26 22° 45° -8° (1962) 61° (1968) 0.03" NA
Feb 27 22° 45° -9° (1962) 60° (1986) 0.03" NA
Feb 28 22° 45° 10° (1964) 59° (1968) 0.03" NA
Feb 29 22° 45° 10° (1964) 58° (1968) 0.03" NA
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