Chelsea, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 27° -28° (1996) 65° (1989) 1.05" 6.4"
February 14° 33° -35° (1996) 70° (2000) 1.08" 7.5"
March 26° 46° -23° (1962) 88° (1986) 2.28" 5.7"
April 37° 60° 8° (1982) 95° (1986) 3.63" 2.1"
May 49° 71° 22° (2005) 94° (1956) 4.16" 0"
June 59° 81° 38° (1993) 102° (1988) 4.68" 0"
July 63° 84° 43° (1972) 105° (1955) 4.29" 0"
August 61° 82° 36° (1950) 105° (1988) 4.71" 0"
September 51° 75° 26° (1984) 100° (1955) 3.49" 0"
October 39° 63° 11° (1997) 93° (1963) 2.7" 0.2"
November 26° 45° -10° (1977) 80° (1999) 2.35" 2.2"
December 14° 31° -30° (1985) 69° (1998) 1.39" 7"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 32° 53° 19° (1954) 76° (1956) 0.1" NA
Apr 2 32° 54° 16° (1962) 85° (1981) 0.1" NA
Apr 3 33° 54° 12° (1975) 82° (1981) 0.11" NA
Apr 4 33° 55° 11° (1975) 82° (1988) 0.11" NA
Apr 5 33° 55° 13° (1995) 82° (1991) 0.11" NA
Apr 6 34° 56° 8° (1982) 86° (1991) 0.11" NA
Apr 7 34° 56° 12° (1982) 79° (1991) 0.11" NA
Apr 8 35° 57° 15° (1972) 77° (1988) 0.11" NA
Apr 9 35° 57° 16° (1997) 84° (1977) 0.12" NA
Apr 10 35° 58° 16° (2003) 83° (1977) 0.12" NA
Apr 11 36° 58° 14° (1973) 84° (1968) 0.12" NA
Apr 12 36° 59° 19° (1957) 81° (1996) 0.12" NA
Apr 13 36° 59° 18° (1950) 78° (1949) 0.12" NA
Apr 14 37° 59° 20° (1950) 86° (2006) 0.12" NA
Apr 15 37° 60° 22° (1962) 87° (2003) 0.12" NA
Apr 16 38° 60° 21° (1949) 87° (2002) 0.12" NA
Apr 17 38° 61° 22° (1951) 87° (2004) 0.12" NA
Apr 18 38° 61° 23° (1953) 89° (1985) 0.13" NA
Apr 19 39° 62° 23° (1983) 88° (1994) 0.13" NA
Apr 20 39° 62° 25° (1956) 89° (1987) 0.13" NA
Apr 21 39° 62° 23° (1959) 90° (1980) 0.13" NA
Apr 22 40° 63° 22° (1986) 94° (1980) 0.13" NA
Apr 23 40° 63° 22° (1956) 86° (1980) 0.13" NA
Apr 24 41° 64° 19° (1956) 85° (1954) 0.13" NA
Apr 25 41° 64° 29° (1958) 95° (1986) 0.13" NA
Apr 26 41° 64° 28° (2006) 86° (1986) 0.13" NA
Apr 27 42° 65° 29° (1953) 87° (1981) 0.13" NA
Apr 28 42° 65° 28° (1950) 89° (1970) 0.13" NA
Apr 29 43° 65° 20° (1958) 90° (1952) 0.13" NA
Apr 30 43° 66° 27° (1956) 89° (1952) 0.13" NA
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