Iowa City, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 13° 30° -24° (1963) 68° (1989) 1.1" 5.9"
February 19° 37° -26° (1996) 68° (2002) 1.15" 5.8"
March 30° 49° -17° (1962) 88° (1986) 2.36" 4"
April 41° 63° 10° (1982) 93° (1980) 3.75" 1.7"
May 52° 75° 24° (2005) 96° (2006) 4.52" 0"
June 62° 84° 38° (1951) 102° (1988) 4.82" 0"
July 66° 88° 45° (1951) 104° (1988) 4.54" 0"
August 64° 85° 39° (1950) 103° (2006) 4.89" 0"
September 56° 78° 29° (1984) 99° (1984) 3.43" 0"
October 44° 66° 12° (1952) 94° (2006) 2.78" 0.3"
November 31° 48° -6° (1977) 79° (2000) 2.41" 1.5"
December 19° 34° -20° (1985) 71° (1998) 1.52" 6.5"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 60° 82° 40° (1949) 99° (1984) 0.14" NA
Sep 2 60° 82° 43° (1955) 98° (1984) 0.14" NA
Sep 3 60° 81° 42° (1952) 97° (2000) 0.14" NA
Sep 4 59° 81° 42° (1952) 96° (1960) 0.13" NA
Sep 5 59° 81° 40° (1962) 95° (1960) 0.13" NA
Sep 6 59° 81° 38° (1962) 98° (1985) 0.13" NA
Sep 7 59° 80° 40° (1956) 98° (1985) 0.13" NA
Sep 8 58° 80° 40° (1986) 96° (1985) 0.12" NA
Sep 9 58° 80° 44° (1949) 99° (1955) 0.12" NA
Sep 10 58° 80° 41° (1976) 94° (1983) 0.12" NA
Sep 11 57° 79° 36° (1955) 96° (2000) 0.12" NA
Sep 12 57° 79° 33° (1955) 95° (2000) 0.12" NA
Sep 13 56° 79° 34° (1953) 92° (1991) 0.12" NA
Sep 14 56° 78° 39° (1949) 91° (1991) 0.11" NA
Sep 15 56° 78° 33° (2007) 94° (1955) 0.11" NA
Sep 16 55° 78° 38° (1966) 91° (1955) 0.11" NA
Sep 17 55° 77° 40° (1951) 93° (1988) 0.11" NA
Sep 18 55° 77° 38° (1959) 93° (1955) 0.11" NA
Sep 19 54° 77° 36° (1991) 96° (1948) 0.11" NA
Sep 20 54° 77° 32° (1956) 90° (1984) 0.11" NA
Sep 21 54° 76° 34° (1962) 89° (1980) 0.1" NA
Sep 22 53° 76° 31° (1953) 89° (1988) 0.1" NA
Sep 23 53° 76° 32° (1983) 90° (2007) 0.1" NA
Sep 24 53° 75° 34° (1989) 89° (1984) 0.1" NA
Sep 25 52° 75° 37° (1965) 88° (1986) 0.1" NA
Sep 26 52° 75° 33° (1984) 89° (1998) 0.1" NA
Sep 27 51° 74° 34° (1985) 89° (1954) 0.1" NA
Sep 28 51° 74° 31° (1961) 96° (1953) 0.1" NA
Sep 29 51° 73° 29° (1984) 95° (1953) 0.1" NA
Sep 30 50° 73° 30° (2003) 91° (1952) 0.1" NA
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