Agency, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 13° 32° -23° (1982) 71° (1989) 0.9" 6.1"
February 18° 37° -27° (1996) 72° (1976) 1.35" 5.6"
March 28° 49° -20° (1962) 88° (1986) 2.24" 3.2"
April 40° 62° 9° (1982) 91° (1965) 3.4" 1.5"
May 51° 72° 24° (2005) 94° (1956) 4.71" 0"
June 61° 82° 42° (2001) 103° (1988) 5.09" 0"
July 65° 86° 48° (1972) 105° (1983) 4.47" 0"
August 62° 84° 41° (1950) 105° (1983) 4.61" 0"
September 53° 76° 27° (1984) 100° (1984) 3.79" 0"
October 41° 63° 17° (1972) 93° (1963) 2.83" 0.3"
November 30° 49° -9° (1964) 78° (2000) 2.38" 1.2"
December 17° 35° -21° (1989) 69° (1984) 1.37" 5.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 45° 68° 32° (1950) 89° (1992) 0.14" 0"
May 2 46° 68° 32° (1961) 89° (1968) 0.15" 0"
May 3 46° 68° 24° (2005) 90° (1949) 0.14" 0"
May 4 46° 69° 28° (2005) 90° (1952) 0.14" 0"
May 5 47° 69° 34° (1954) 90° (1949) 0.14" 0"
May 6 47° 69° 30° (2006) 88° (2004) 0.15" 0"
May 7 47° 69° 33° (1954) 89° (1966) 0.14" 0"
May 8 48° 70° 35° (1980) 90° (1963) 0.14" 0"
May 9 48° 70° 32° (2010) 90° (1963) 0.15" 0"
May 10 49° 70° 30° (1966) 87° (1987) 0.15" 0"
May 11 49° 71° 34° (1981) 89° (1956) 0.15" 0"
May 12 49° 71° 35° (2008) 94° (1956) 0.15" 0"
May 13 50° 71° 35° (1953) 91° (1956) 0.16" 0"
May 14 50° 72° 37° (1966) 92° (1988) 0.15" 0"
May 15 50° 72° 35° (1959) 87° (1962) 0.15" 0"
May 16 51° 72° 36° (2005) 88° (1962) 0.16" 0"
May 17 51° 73° 36° (2009) 90° (1996) 0.15" 0"
May 18 51° 73° 34° (2002) 92° (1962) 0.15" 0"
May 19 52° 73° 34° (2002) 90° (1962) 0.16" 0"
May 20 52° 73° 38° (2002) 90° (1987) 0.15" 0"
May 21 52° 74° 34° (2002) 91° (1964) 0.16" 0"
May 22 53° 74° 34° (1963) 91° (1962) 0.15" 0"
May 23 53° 74° 38° (1963) 89° (1967) 0.15" 0"
May 24 53° 75° 39° (2001) 90° (1950) 0.16" 0"
May 25 54° 75° 41° (1992) 93° (1953) 0.16" 0"
May 26 54° 75° 38° (1961) 93° (1977) 0.16" 0"
May 27 54° 76° 39° (1992) 93° (1977) 0.15" 0"
May 28 55° 76° 43° (1992) 93° (2006) 0.16" 0"
May 29 55° 76° 39° (1984) 91° (1953) 0.16" 0"
May 30 55° 77° 44° (1965) 93° (1953) 0.16" 0"
May 31 56° 77° 42° (1972) 91° (1988) 0.17" 0"
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