Agency, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 14° 30° -23° (1982) 71° (1989) 1" 7.3"
February 20° 36° -27° (1996) 72° (1976) 1.16" 6"
March 31° 49° -20° (1962) 88° (1986) 2.35" 3.7"
April 42° 62° 9° (1982) 91° (1965) 3.28" 1.9"
May 53° 73° 24° (2005) 94° (1956) 4.56" 0"
June 63° 82° 42° (2001) 103° (1988) 4.51" 0"
July 67° 86° 48° (1972) 105° (1983) 4.45" 0"
August 64° 84° 41° (1950) 105° (1983) 4.03" 0"
September 55° 76° 27° (1984) 100° (1984) 4.07" 0"
October 43° 64° 17° (1972) 93° (1963) 2.75" 0.4"
November 31° 48° -9° (1964) 78° (2000) 2.42" 2"
December 19° 34° -21° (1989) 69° (1984) 1.32" 5.8"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 24° 40° 5° (1985) 65° (1970) 0.06" NA
Dec 2 24° 39° 0° (1985) 67° (1973) 0.06" NA
Dec 3 24° 39° -3° (1985) 64° (1961) 0.06" NA
Dec 4 23° 38° 1° (1991) 64° (2001) 0.06" NA
Dec 5 23° 38° 2° (1964) 68° (2001) 0.06" NA
Dec 6 22° 37° -5° (1976) 65° (1951) 0.05" NA
Dec 7 22° 37° -10° (1976) 59° (1991) 0.05" NA
Dec 8 22° 36° -9° (1958) 61° (1991) 0.05" NA
Dec 9 21° 36° -11° (1958) 57° (1993) 0.05" NA
Dec 10 21° 36° -6° (1972) 60° (1979) 0.05" NA
Dec 11 21° 35° -11° (1972) 68° (1949) 0.05" NA
Dec 12 20° 35° -11° (2000) 62° (1991) 0.05" NA
Dec 13 20° 35° -11° (1961) 62° (1975) 0.04" NA
Dec 14 19° 34° -10° (1985) 60° (1975) 0.04" NA
Dec 15 19° 34° -13° (1989) 59° (2002) 0.04" NA
Dec 16 19° 34° -13° (1951) 62° (2006) 0.04" NA
Dec 17 19° 33° -6° (1964) 54° (1962) 0.04" NA
Dec 18 18° 33° -15° (1983) 64° (2002) 0.04" NA
Dec 19 18° 33° -18° (1983) 57° (1988) 0.04" NA
Dec 20 18° 32° -13° (1983) 57° (1967) 0.04" NA
Dec 21 17° 32° -19° (1989) 57° (1967) 0.04" NA
Dec 22 17° 32° -20° (1989) 59° (1957) 0.04" NA
Dec 23 17° 32° -21° (1989) 60° (1965) 0.03" NA
Dec 24 16° 32° -19° (1983) 56° (1955) 0.03" NA
Dec 25 16° 31° -15° (1983) 56° (1960) 0.03" NA
Dec 26 16° 31° -13° (1962) 55° (1959) 0.03" NA
Dec 27 16° 31° -9° (1950) 57° (1984) 0.03" NA
Dec 28 15° 31° -10° (1961) 69° (1984) 0.03" NA
Dec 29 15° 31° -7° (1983) 67° (1984) 0.03" NA
Dec 30 15° 30° -10° (1968) 64° (1965) 0.03" NA
Dec 31 15° 30° -13° (1968) 63° (1965) 0.03" NA
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