Cooper, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 28° -25° (1970) 69° (2002) 0.96" 5.8"
February 14° 34° -27° (1996) 68° (2000) 0.96" 7.1"
March 25° 46° -26° (1962) 91° (1986) 2.16" 6.1"
April 36° 61° 8° (1982) 96° (1980) 3.19" 1.7"
May 48° 72° 19° (1961) 98° (1967) 4.14" 0"
June 58° 82° 39° (1969) 104° (1988) 4.67" 0"
July 63° 86° 44° (1972) 107° (1974) 4.1" 0"
August 60° 83° 39° (1950) 106° (1988) 3.84" 0"
September 51° 77° 29° (1995) 101° (2000) 2.95" 0"
October 39° 65° 12° (1976) 96° (1976) 2.41" 0.1"
November 26° 46° -9° (1991) 81° (2006) 1.92" 2.4"
December 14° 31° -24° (1989) 68° (1998) 1.18" 6.8"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 30° 54° 17° (1975) 80° (1956) 0.09" NA
Apr 2 31° 55° 18° (1992) 88° (2003) 0.09" NA
Apr 3 31° 55° 9° (1975) 83° (2003) 0.09" NA
Apr 4 31° 56° 14° (2002) 81° (1988) 0.09" NA
Apr 5 32° 56° 16° (2002) 86° (1991) 0.1" NA
Apr 6 32° 57° 8° (1982) 89° (1991) 0.1" NA
Apr 7 32° 57° 14° (2007) 83° (1988) 0.1" NA
Apr 8 33° 58° 14° (2007) 83° (1988) 0.1" NA
Apr 9 33° 58° 13° (1982) 87° (1977) 0.1" NA
Apr 10 33° 59° 18° (1952) 85° (1977) 0.1" NA
Apr 11 34° 59° 23° (1990) 84° (1968) 0.1" NA
Apr 12 34° 59° 17° (1957) 85° (1996) 0.1" NA
Apr 13 34° 60° 17° (1950) 80° (1976) 0.1" NA
Apr 14 35° 60° 19° (1950) 90° (2006) 0.11" NA
Apr 15 35° 61° 18° (1962) 88° (2003) 0.11" NA
Apr 16 36° 61° 22° (1961) 90° (2002) 0.11" NA
Apr 17 36° 62° 23° (1990) 89° (2004) 0.11" NA
Apr 18 36° 62° 17° (1983) 92° (1994) 0.11" NA
Apr 19 37° 62° 19° (1988) 91° (1994) 0.11" NA
Apr 20 37° 63° 25° (1953) 90° (1980) 0.11" NA
Apr 21 38° 63° 22° (1966) 92° (1980) 0.11" NA
Apr 22 38° 64° 24° (1986) 96° (1980) 0.11" NA
Apr 23 38° 64° 23° (1956) 86° (1960) 0.11" NA
Apr 24 39° 64° 21° (1956) 91° (1989) 0.11" NA
Apr 25 39° 65° 29° (1972) 92° (1981) 0.12" NA
Apr 26 40° 65° 29° (1950) 93° (1981) 0.12" NA
Apr 27 40° 66° 29° (1950) 91° (1989) 0.12" NA
Apr 28 41° 66° 29° (1966) 91° (1970) 0.12" NA
Apr 29 41° 66° 23° (1958) 93° (1987) 0.12" NA
Apr 30 42° 67° 27° (1956) 91° (2007) 0.12" NA
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