Defiance, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 28° -29° (1974) 66° (1981) 0.78" 7.1"
February 14° 34° -25° (1996) 71° (1999) 0.78" 6.9"
March 25° 47° -23° (1960) 89° (1986) 2.17" 6.4"
April 35° 61° 2° (1975) 93° (1989) 3.28" 1.2"
May 48° 72° 25° (1961) 100° (1967) 4.18" 0"
June 58° 81° 31° (1969) 102° (1988) 4.35" 0"
July 63° 84° 40° (1972) 106° (1955) 4.1" 0"
August 61° 82° 35° (1967) 105° (1955) 3.79" 0"
September 51° 75° 27° (1984) 106° (2000) 4.46" 0"
October 38° 62° 12° (1993) 94° (1953) 2.68" 0.5"
November 25° 45° -9° (1991) 80° (2006) 1.8" 2.4"
December 13° 32° -26° (1989) 67° (1975) 1.01" 7"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jun 1 54° 77° 40° (1982) 93° (2002) 0.14" NA
Jun 2 55° 78° 37° (1969) 95° (2002) 0.14" NA
Jun 3 55° 78° 31° (1969) 94° (1968) 0.14" NA
Jun 4 55° 78° 40° (1950) 98° (1977) 0.14" NA
Jun 5 56° 79° 45° (1950) 98° (1977) 0.14" NA
Jun 6 56° 79° 41° (1983) 95° (1969) 0.14" NA
Jun 7 56° 79° 45° (1983) 96° (1981) 0.15" NA
Jun 8 56° 80° 43° (1978) 100° (1985) 0.15" NA
Jun 9 57° 80° 41° (1966) 96° (2000) 0.15" NA
Jun 10 57° 80° 42° (1966) 99° (1977) 0.15" NA
Jun 11 57° 80° 45° (1958) 96° (1952) 0.15" NA
Jun 12 58° 81° 42° (1974) 96° (1956) 0.15" NA
Jun 13 58° 81° 39° (1969) 97° (1956) 0.15" NA
Jun 14 58° 81° 46° (1955) 98° (1987) 0.15" NA
Jun 15 58° 81° 39° (1969) 96° (1952) 0.15" NA
Jun 16 59° 82° 45° (1969) 95° (1959) 0.15" NA
Jun 17 59° 82° 44° (1974) 94° (1959) 0.15" NA
Jun 18 59° 82° 47° (1999) 99° (1953) 0.15" NA
Jun 19 59° 82° 45° (1976) 100° (1956) 0.15" NA
Jun 20 60° 82° 43° (1961) 100° (1988) 0.15" NA
Jun 21 60° 83° 43° (1972) 102° (1988) 0.15" NA
Jun 22 60° 83° 44° (1972) 100° (1988) 0.14" NA
Jun 23 60° 83° 48° (1955) 98° (1988) 0.14" NA
Jun 24 60° 83° 46° (1961) 101° (1988) 0.14" NA
Jun 25 61° 83° 44° (1958) 100° (1954) 0.14" NA
Jun 26 61° 83° 47° (2004) 98° (1971) 0.14" NA
Jun 27 61° 84° 46° (1968) 100° (1980) 0.14" NA
Jun 28 61° 84° 47° (1969) 98° (1988) 0.14" NA
Jun 29 61° 84° 49° (1950) 98° (1970) 0.14" NA
Jun 30 62° 84° 50° (1951) 96° (1961) 0.14" NA
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