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
Oct 1 42° 64° 27° (1974) 91° (1976) 0.1" 0"
Oct 2 42° 64° 19° (1974) 89° (1976) 0.1" 0"
Oct 3 42° 63° 21° (2003) 82° (1983) 0.1" 0"
Oct 4 41° 63° 27° (1989) 91° (1997) 0.1" 0"
Oct 5 41° 63° 26° (1988) 84° (2005) 0.09" 0.1"
Oct 6 41° 62° 25° (1976) 85° (1963) 0.1" 0"
Oct 7 40° 62° 25° (2001) 86° (2007) 0.08" 0"
Oct 8 40° 61° 22° (1976) 83° (1980) 0.09" 0"
Oct 9 40° 61° 16° (1964) 82° (1980) 0.08" 0"
Oct 10 39° 61° 15° (1964) 87° (2010) 0.08" 0"
Oct 11 39° 60° 19° (1964) 82° (2010) 0.08" 0"
Oct 12 39° 60° 21° (1987) 80° (1960) 0.08" 0"
Oct 13 38° 59° 23° (1965) 84° (1975) 0.08" 0"
Oct 14 38° 59° 26° (1969) 83° (1975) 0.08" 0"
Oct 15 38° 59° 23° (2006) 81° (1968) 0.08" 0"
Oct 16 38° 58° 23° (2002) 80° (1968) 0.08" 0"
Oct 17 37° 58° 21° (1976) 77° (1965) 0.08" 0"
Oct 18 37° 57° 13° (1964) 76° (1965) 0.07" 0"
Oct 19 37° 57° 15° (1972) 76° (2003) 0.08" 0"
Oct 20 36° 56° 19° (1972) 80° (2000) 0.07" 0.1"
Oct 21 36° 56° 17° (1960) 81° (2003) 0.08" 0"
Oct 22 36° 55° 18° (1976) 75° (1986) 0.07" 0"
Oct 23 35° 55° 18° (1969) 77° (1992) 0.07" 0"
Oct 24 35° 55° 16° (1981) 77° (1963) 0.08" 0"
Oct 25 35° 54° 22° (1962) 76° (1989) 0.07" 0"
Oct 26 35° 54° 13° (1962) 78° (1989) 0.07" 0"
Oct 27 34° 53° 15° (1976) 75° (1989) 0.07" 0"
Oct 28 34° 53° 17° (1969) 69° (1983) 0.07" 0.1"
Oct 29 33° 52° 18° (1988) 68° (1986) 0.08" 0"
Oct 30 33° 52° 13° (1988) 76° (2004) 0.07" 0"
Oct 31 33° 51° 15° (1988) 72° (1971) 0.07" 0"
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