American Falls, Idaho
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 18° 33° -38° (1949) 59° (2003) 1.1" 5.8"
February 22° 39° -30° (1985) 65° (1986) 0.97" 4.2"
March 29° 50° -11° (1985) 78° (1986) 1.35" 3.1"
April 35° 60° 15° (1997) 87° (1992) 1.2" 0.7"
May 42° 69° 21° (1972) 92° (2003) 1.6" 0.4"
June 49° 78° 29° (1995) 103° (1988) 0.95" 0"
July 54° 86° 36° (1997) 102° (1975) 0.61" 0"
August 54° 86° 33° (1992) 103° (1994) 0.6" 0"
September 45° 75° 22° (1970) 95° (1990) 0.84" 0"
October 36° 62° 8° (2002) 87° (1987) 0.95" 0.9"
November 27° 44° -12° (1976) 72° (2006) 1.2" 2.1"
December 19° 34° -23° (1990) 62° (1995) 1.06" 7"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 22° 37° 5° (1991) 62° (1995) 0.04" NA
Dec 2 22° 37° 8° (2006) 54° (1949) 0.04" NA
Dec 3 22° 37° -8° (1992) 56° (1958) 0.04" NA
Dec 4 21° 36° -20° (1992) 54° (2007) 0.04" NA
Dec 5 21° 36° -21° (1972) 55° (1987) 0.04" NA
Dec 6 21° 36° -6° (1972) 58° (1981) 0.04" NA
Dec 7 20° 35° 1° (1992) 56° (1981) 0.04" NA
Dec 8 20° 35° -4° (1971) 53° (1968) 0.04" NA
Dec 9 20° 35° -14° (1972) 50° (1975) 0.04" NA
Dec 10 20° 35° -21° (1972) 58° (1987) 0.04" NA
Dec 11 19° 34° -21° (1972) 56° (2004) 0.04" NA
Dec 12 19° 34° -8° (1972) 52° (1995) 0.04" NA
Dec 13 19° 34° -1° (1967) 51° (1995) 0.03" NA
Dec 14 19° 34° -6° (1972) 51° (2004) 0.03" NA
Dec 15 18° 34° -15° (1972) 50° (1979) 0.03" NA
Dec 16 18° 33° -11° (1972) 53° (1973) 0.03" NA
Dec 17 18° 33° -10° (1964) 53° (1962) 0.03" NA
Dec 18 18° 33° -6° (1964) 51° (1958) 0.03" NA
Dec 19 18° 33° -3° (1984) 52° (1979) 0.03" NA
Dec 20 18° 33° -10° (1990) 50° (1955) 0.03" NA
Dec 21 17° 33° -21° (1990) 54° (1955) 0.03" NA
Dec 22 17° 33° -23° (1990) 55° (1955) 0.03" NA
Dec 23 17° 32° -20° (1983) 59° (1964) 0.03" NA
Dec 24 17° 32° -13° (1990) 55° (1955) 0.03" NA
Dec 25 17° 32° -13° (1951) 52° (1955) 0.03" NA
Dec 26 17° 32° -9° (2001) 56° (1980) 0.03" NA
Dec 27 17° 32° -3° (1988) 62° (1980) 0.03" NA
Dec 28 17° 32° -10° (1954) 57° (1980) 0.03" NA
Dec 29 17° 32° -13° (1990) 47° (1996) 0.03" NA
Dec 30 17° 32° -15° (1990) 52° (1996) 0.03" NA
Dec 31 17° 32° -9° (1978) 50° (1996) 0.04" NA
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