Colwell, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 25° -31° (1967) 63° (2002) 0.87" 9.1"
February 14° 30° -32° (1996) 65° (1981) 1.03" 7.5"
March 25° 44° -32° (1962) 85° (1986) 1.87" 4.7"
April 37° 59° 3° (1982) 94° (1980) 3.53" 2.2"
May 49° 70° 21° (2005) 94° (1967) 4.55" 0"
June 58° 79° 36° (1993) 102° (1988) 5.26" 0"
July 62° 83° 44° (2000) 102° (1988) 4.8" 0"
August 60° 80° 38° (2004) 104° (1988) 4.15" 0"
September 51° 73° 25° (1974) 99° (1955) 3.21" 0"
October 39° 61° 10° (1988) 95° (1963) 2.35" 0.1"
November 27° 43° -14° (1977) 78° (1999) 1.95" 3.7"
December 13° 28° -29° (2000) 63° (2001) 1.28" 9.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Oct 1 44° 67° 26° (2003) 93° (1976) 0.1" 0"
Oct 2 43° 67° 19° (2003) 92° (1953) 0.09" 0"
Oct 3 43° 66° 25° (1987) 93° (1997) 0.1" 0"
Oct 4 43° 66° 22° (1989) 87° (1997) 0.09" 0"
Oct 5 42° 66° 24° (1988) 95° (1963) 0.08" 0"
Oct 6 42° 65° 22° (2000) 94° (1963) 0.08" 0"
Oct 7 42° 65° 22° (2000) 87° (1963) 0.08" 0"
Oct 8 41° 64° 17° (2000) 82° (1966) 0.08" 0"
Oct 9 41° 64° 17° (2000) 86° (2010) 0.08" 0"
Oct 10 41° 63° 20° (2000) 88° (2010) 0.07" 0"
Oct 11 40° 63° 16° (1987) 82° (1989) 0.08" 0"
Oct 12 40° 63° 22° (1988) 87° (1975) 0.07" 0"
Oct 13 40° 62° 23° (1988) 89° (1975) 0.07" 0"
Oct 14 39° 62° 28° (1969) 86° (1953) 0.08" 0"
Oct 15 39° 61° 24° (1991) 87° (1953) 0.07" 0"
Oct 16 39° 61° 26° (1970) 85° (1953) 0.08" 0"
Oct 17 38° 61° 22° (1952) 82° (1950) 0.07" 0"
Oct 18 38° 60° 23° (1952) 84° (1950) 0.08" 0"
Oct 19 38° 60° 16° (1972) 82° (1953) 0.07" 0"
Oct 20 37° 59° 21° (1952) 83° (1953) 0.07" 0"
Oct 21 37° 59° 22° (1960) 81° (1953) 0.08" 0"
Oct 22 37° 58° 18° (1976) 80° (1992) 0.07" 0"
Oct 23 37° 58° 20° (1981) 81° (1963) 0.07" 0"
Oct 24 36° 57° 18° (1999) 78° (1963) 0.07" 0"
Oct 25 36° 57° 21° (1987) 80° (1989) 0.07" 0"
Oct 26 36° 56° 17° (1988) 81° (1955) 0.07" 0"
Oct 27 35° 56° 17° (1997) 80° (1966) 0.06" 0"
Oct 28 35° 55° 19° (1967) 72° (1948) 0.07" 0.1"
Oct 29 35° 55° 17° (1952) 80° (1950) 0.07" 0"
Oct 30 34° 54° 10° (1988) 81° (1950) 0.06" 0"
Oct 31 34° 54° 16° (1993) 82° (1950) 0.07" 0"
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