Altoona, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 28° -25° (1996) 66° (2003) 0.72" 5"
February 14° 34° -34° (1996) 69° (1990) 0.95" 5.8"
March 26° 47° -23° (1962) 90° (1986) 2.1" 4"
April 37° 60° 8° (1982) 93° (1980) 3.18" 1.1"
May 49° 72° 26° (2005) 98° (1967) 4.36" 0"
June 59° 82° 40° (1982) 102° (1988) 4.97" 0"
July 64° 86° 43° (1972) 103° (1999) 4.13" 0"
August 61° 83° 35° (1999) 106° (1983) 4.32" 0"
September 51° 76° 22° (1999) 99° (1955) 3.18" 0"
October 39° 63° 12° (1999) 94° (1963) 2.5" 0.4"
November 27° 46° -9° (1999) 83° (1968) 1.94" 2.2"
December 14° 32° -25° (1989) 70° (1984) 1.03" 5.5"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 20° 37° 2° (1976) 65° (1962) 0.05" NA
Dec 2 19° 37° -3° (1985) 63° (1998) 0.05" NA
Dec 3 19° 37° -5° (1985) 66° (1973) 0.05" NA
Dec 4 18° 36° -2° (1991) 63° (1998) 0.04" NA
Dec 5 18° 36° -2° (1964) 68° (1998) 0.04" NA
Dec 6 18° 35° -8° (1972) 66° (2001) 0.04" NA
Dec 7 17° 35° -12° (1976) 61° (1984) 0.04" NA
Dec 8 17° 34° -10° (1958) 53° (1984) 0.04" NA
Dec 9 16° 34° -13° (1958) 54° (1970) 0.04" NA
Dec 10 16° 33° -6° (1995) 60° (1979) 0.04" NA
Dec 11 16° 33° -11° (1994) 61° (1965) 0.04" NA
Dec 12 15° 33° -12° (1989) 60° (1965) 0.04" NA
Dec 13 15° 32° -15° (1961) 64° (1968) 0.03" NA
Dec 14 15° 32° -14° (1972) 59° (1975) 0.03" NA
Dec 15 14° 32° -14° (1989) 59° (2006) 0.03" NA
Dec 16 14° 31° -15° (1951) 58° (2002) 0.03" NA
Dec 17 14° 31° -13° (1983) 57° (2006) 0.03" NA
Dec 18 13° 31° -19° (1983) 56° (1962) 0.03" NA
Dec 19 13° 30° -21° (1983) 63° (1976) 0.03" NA
Dec 20 13° 30° -20° (1983) 52° (1988) 0.03" NA
Dec 21 12° 30° -20° (1989) 58° (1967) 0.03" NA
Dec 22 12° 30° -22° (1989) 56° (1958) 0.03" NA
Dec 23 12° 29° -25° (1989) 57° (1964) 0.03" NA
Dec 24 11° 29° -25° (1989) 54° (1982) 0.03" NA
Dec 25 11° 29° -21° (1983) 53° (1982) 0.03" NA
Dec 26 11° 29° -14° (1962) 54° (1959) 0.03" NA
Dec 27 11° 29° -13° (1951) 56° (1958) 0.02" NA
Dec 28 10° 28° -11° (1961) 70° (1984) 0.02" NA
Dec 29 10° 28° -10° (1983) 63° (1984) 0.02" NA
Dec 30 10° 28° -10° (1976) 61° (1965) 0.02" NA
Dec 31 10° 28° -15° (1968) 62° (2004) 0.02" NA
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