Wilton, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 15° 32° -28° (1982) 69° (1989) 1.41" 9.5"
February 20° 37° -34° (1996) 69° (2000) 1.62" 5.1"
March 30° 50° -17° (1962) 89° (1986) 2.7" 2"
April 42° 64° 10° (1982) 93° (1952) 3.49" 0.5"
May 52° 74° 26° (2005) 95° (1953) 4.68" 0"
June 62° 83° 39° (1985) 104° (1988) 5.07" 0"
July 66° 86° 45° (1972) 105° (1988) 4.04" 0"
August 64° 84° 39° (1986) 105° (1988) 4.55" 0"
September 55° 78° 26° (1984) 100° (1953) 3.47" 0"
October 43° 65° 17° (1988) 96° (1997) 3.02" 0.1"
November 32° 50° -5° (1977) 81° (1950) 2.47" 0.4"
December 19° 35° -23° (1989) 72° (1998) 2.08" 7.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 61° 82° 42° (1949) 100° (1953) 0.13" 0"
Sep 2 61° 82° 46° (1955) 99° (1953) 0.12" 0"
Sep 3 60° 82° 41° (1974) 97° (1960) 0.12" 0"
Sep 4 60° 81° 41° (1974) 97° (1960) 0.12" 0"
Sep 5 60° 81° 41° (1962) 95° (1960) 0.13" 0"
Sep 6 59° 81° 36° (1988) 98° (1985) 0.13" 0"
Sep 7 59° 81° 38° (1986) 98° (1985) 0.12" 0"
Sep 8 58° 80° 34° (1986) 95° (1985) 0.13" 0"
Sep 9 58° 80° 42° (1988) 98° (1955) 0.12" 0"
Sep 10 58° 80° 40° (1967) 93° (1978) 0.12" 0"
Sep 11 57° 79° 40° (1955) 98° (2000) 0.12" 0"
Sep 12 57° 79° 36° (1955) 97° (1991) 0.12" 0"
Sep 13 56° 79° 39° (1953) 95° (1991) 0.11" 0"
Sep 14 56° 78° 40° (1949) 93° (1994) 0.12" 0"
Sep 15 55° 78° 35° (2007) 94° (1955) 0.11" 0"
Sep 16 55° 78° 35° (1984) 90° (1955) 0.11" 0"
Sep 17 54° 77° 40° (1999) 94° (1988) 0.11" 0"
Sep 18 54° 77° 39° (1959) 93° (1955) 0.12" 0"
Sep 19 54° 77° 34° (1991) 93° (1948) 0.11" 0"
Sep 20 53° 76° 29° (1991) 88° (1980) 0.12" 0"
Sep 21 53° 76° 33° (1991) 89° (1986) 0.12" 0"
Sep 22 52° 75° 31° (1974) 93° (1988) 0.11" 0"
Sep 23 52° 75° 31° (1983) 91° (2007) 0.11" 0"
Sep 24 51° 74° 31° (1976) 89° (1984) 0.12" 0"
Sep 25 51° 74° 36° (1975) 89° (1986) 0.11" 0"
Sep 26 50° 74° 31° (1984) 90° (1998) 0.11" 0"
Sep 27 50° 73° 33° (1985) 90° (1990) 0.1" 0"
Sep 28 49° 73° 32° (1961) 94° (1953) 0.11" 0"
Sep 29 49° 72° 26° (1984) 97° (1953) 0.1" 0"
Sep 30 49° 72° 27° (1984) 94° (2005) 0.09" 0"
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