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
Sep 1 50° 81° 36° (1965) 94° (1955) 0.02" NA
Sep 2 50° 81° 36° (1975) 95° (1983) 0.02" NA
Sep 3 49° 80° 34° (1964) 94° (1983) 0.02" NA
Sep 4 49° 80° 34° (1953) 91° (1974) 0.02" NA
Sep 5 49° 80° 34° (1965) 94° (1950) 0.02" NA
Sep 6 48° 79° 30° (1996) 93° (1988) 0.02" NA
Sep 7 48° 79° 35° (1996) 94° (1977) 0.03" NA
Sep 8 48° 78° 29° (1976) 93° (1979) 0.03" NA
Sep 9 47° 78° 28° (1962) 92° (1988) 0.03" NA
Sep 10 47° 78° 35° (1964) 92° (1990) 0.03" NA
Sep 11 47° 77° 36° (1957) 95° (1990) 0.03" NA
Sep 12 46° 77° 29° (1951) 93° (1990) 0.03" NA
Sep 13 46° 76° 33° (1949) 93° (1948) 0.03" NA
Sep 14 46° 76° 28° (1974) 95° (1990) 0.03" NA
Sep 15 45° 76° 32° (1952) 92° (2000) 0.03" NA
Sep 16 45° 75° 29° (1970) 91° (2000) 0.03" NA
Sep 17 45° 75° 28° (1965) 89° (1979) 0.03" NA
Sep 18 44° 74° 25° (1965) 92° (1981) 0.03" NA
Sep 19 44° 74° 26° (1965) 91° (1981) 0.03" NA
Sep 20 44° 74° 29° (1965) 87° (1991) 0.03" NA
Sep 21 44° 73° 28° (1995) 88° (1979) 0.03" NA
Sep 22 43° 73° 25° (1995) 90° (1992) 0.03" NA
Sep 23 43° 72° 24° (1996) 88° (1966) 0.03" NA
Sep 24 43° 72° 27° (2000) 87° (1987) 0.03" NA
Sep 25 42° 72° 22° (1970) 88° (2001) 0.03" NA
Sep 26 42° 71° 26° (1970) 84° (1952) 0.03" NA
Sep 27 42° 71° 24° (1996) 88° (1978) 0.03" NA
Sep 28 41° 70° 26° (1999) 87° (1978) 0.03" NA
Sep 29 41° 70° 25° (1965) 88° (1989) 0.03" NA
Sep 30 41° 70° 23° (1954) 86° (1963) 0.03" NA
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