Fairfield, Idaho
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 28° -42° (1984) 48° (1975) 1.49" 20.4"
February 33° -38° (1950) 63° (1992) 1.43" 11.6"
March 19° 42° -24° (1960) 70° (1986) 1.33" 7.5"
April 28° 55° -3° (1967) 83° (1992) 1.17" 2.7"
May 36° 66° 15° (1984) 94° (2003) 1.28" 0.4"
June 41° 74° 19° (1966) 99° (1949) 0.79" 0"
July 47° 85° 26° (1981) 101° (2002) 0.35" 0"
August 45° 84° 23° (1992) 100° (1962) 0.34" 0"
September 37° 74° 11° (1985) 96° (1950) 0.56" 0.3"
October 28° 61° -8° (2002) 87° (1992) 0.82" 0.7"
November 18° 42° -21° (1955) 69° (1965) 1.69" 10.5"
December 28° -40° (1983) 55° (1972) 2.04" 19.9"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 42° 80° 28° (2008) 95° (1950) 0.02" NA
Sep 2 42° 80° 24° (1989) 96° (1950) 0.02" NA
Sep 3 41° 80° 21° (1989) 96° (1950) 0.01" NA
Sep 4 41° 79° 23° (1989) 93° (1950) 0.02" NA
Sep 5 41° 79° 21° (1989) 95° (1955) 0.02" NA
Sep 6 40° 78° 23° (1989) 94° (1955) 0.02" NA
Sep 7 40° 78° 22° (1976) 91° (1979) 0.02" NA
Sep 8 40° 78° 23° (1989) 89° (1988) 0.02" NA
Sep 9 39° 77° 21° (1989) 89° (1988) 0.01" NA
Sep 10 39° 77° 19° (1983) 89° (1953) 0.02" NA
Sep 11 39° 76° 21° (1989) 90° (1963) 0.02" NA
Sep 12 38° 76° 23° (1989) 92° (1953) 0.02" NA
Sep 13 38° 76° 22° (1989) 89° (1953) 0.02" NA
Sep 14 38° 75° 17° (1970) 89° (1953) 0.02" NA
Sep 15 37° 75° 22° (1970) 91° (2000) 0.02" NA
Sep 16 37° 74° 20° (1985) 90° (1981) 0.02" NA
Sep 17 37° 74° 15° (1965) 90° (1981) 0.01" NA
Sep 18 36° 73° 15° (1965) 90° (1981) 0.02" NA
Sep 19 36° 73° 15° (1965) 89° (1981) 0.02" NA
Sep 20 36° 73° 15° (1983) 88° (1984) 0.02" NA
Sep 21 35° 72° 14° (1983) 86° (1966) 0.02" NA
Sep 22 35° 72° 20° (1993) 91° (1987) 0.03" NA
Sep 23 35° 71° 20° (1985) 90° (1966) 0.02" NA
Sep 24 34° 71° 18° (1972) 90° (1987) 0.02" NA
Sep 25 34° 70° 12° (1970) 90° (1987) 0.01" NA
Sep 26 34° 70° 20° (1985) 87° (1963) 0.02" NA
Sep 27 33° 70° 19° (1971) 89° (1963) 0.02" NA
Sep 28 33° 69° 18° (1985) 88° (1967) 0.01" NA
Sep 29 33° 69° 12° (1985) 87° (2010) 0.02" NA
Sep 30 32° 68° 11° (1985) 88° (1992) 0.02" NA
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