Dorchester, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 24° -37° (1963) 57° (1996) 1.04" 10.5"
February 11° 29° -35° (1996) 58° (2000) 1.07" 9.8"
March 23° 41° -32° (1962) 82° (1986) 1.94" 7.8"
April 35° 56° 2° (1982) 93° (1980) 3.89" 2.7"
May 46° 67° 19° (1966) 90° (2007) 4.02" 0"
June 56° 77° 35° (1964) 97° (1988) 5.22" 0"
July 61° 81° 42° (1965) 101° (1995) 4.57" 0"
August 59° 79° 35° (1964) 102° (1988) 5.02" 0"
September 49° 71° 24° (1974) 92° (1960) 3.8" 0"
October 38° 58° 13° (1988) 91° (1997) 2.5" 0.3"
November 25° 42° -16° (1977) 75° (1978) 2.34" 3.9"
December 11° 27° -28° (1983) 62° (1998) 1.56" 12.4"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jul 1 60° 81° 46° (1995) 93° (1996) 0.16" 0"
Jul 2 60° 81° 48° (1959) 94° (1974) 0.15" 0"
Jul 3 61° 81° 46° (1963) 93° (1974) 0.15" 0"
Jul 4 61° 81° 43° (1967) 96° (1990) 0.15" 0"
Jul 5 61° 81° 48° (1963) 94° (1977) 0.15" 0"
Jul 6 61° 81° 42° (1965) 96° (1982) 0.15" 0"
Jul 7 61° 81° 45° (1984) 98° (1988) 0.14" 0"
Jul 8 61° 81° 46° (1961) 98° (1988) 0.15" 0"
Jul 9 61° 81° 49° (1961) 95° (1988) 0.14" 0"
Jul 10 61° 81° 46° (1965) 98° (1980) 0.14" 0"
Jul 11 61° 81° 47° (1965) 98° (1980) 0.15" 0"
Jul 12 61° 81° 44° (1975) 96° (1973) 0.14" 0"
Jul 13 61° 81° 43° (1975) 95° (1974) 0.13" 0"
Jul 14 61° 81° 44° (1964) 101° (1995) 0.15" 0"
Jul 15 61° 81° 43° (1965) 96° (1995) 0.14" 0"
Jul 16 61° 81° 50° (1961) 100° (1988) 0.14" 0"
Jul 17 61° 81° 50° (1976) 95° (1964) 0.16" 0"
Jul 18 61° 81° 49° (2000) 95° (1964) 0.15" 0"
Jul 19 61° 81° 51° (2000) 95° (1986) 0.15" 0"
Jul 20 61° 81° 45° (1970) 93° (1983) 0.14" 0"
Jul 21 61° 81° 44° (1970) 95° (1964) 0.15" 0"
Jul 22 61° 81° 49° (1970) 97° (1983) 0.15" 0"
Jul 23 61° 81° 46° (1962) 95° (1964) 0.15" 0"
Jul 24 61° 81° 50° (1992) 95° (1964) 0.14" 0"
Jul 25 60° 81° 49° (1962) 91° (1986) 0.15" 0"
Jul 26 60° 81° 44° (1962) 94° (1999) 0.15" 0"
Jul 27 60° 80° 47° (1962) 90° (1976) 0.15" 0"
Jul 28 60° 80° 47° (1965) 97° (1988) 0.15" 0"
Jul 29 60° 80° 46° (1971) 95° (1988) 0.15" 0"
Jul 30 60° 80° 43° (1971) 94° (1987) 0.15" 0"
Jul 31 60° 80° 45° (1971) 95° (1999) 0.15" 0"
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