Swea City, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 22° -32° (1970) 62° (2002) 0.81" NA
February 11° 29° -28° (1996) 66° (1981) 0.66" NA
March 24° 41° -20° (1962) 83° (1986) 1.93" NA
April 36° 57° 0° (1975) 93° (2007) 2.95" NA
May 49° 71° 10° (1967) 95° (2006) 3.86" NA
June 58° 80° 35° (1969) 105° (1985) 4.38" NA
July 61° 83° 37° (1971) 104° (1955) 4.11" NA
August 58° 80° 38° (2004) 101° (1988) 4.06" NA
September 49° 73° 22° (1967) 98° (1984) 2.78" NA
October 37° 61° 12° (1972) 94° (1963) 2.19" NA
November 23° 41° -14° (1977) 81° (2006) 1.79" NA
December 26° -28° (1983) 69° (1998) 0.82" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Feb 1 25° -21° (1996) 45° (1964) 0.02" NA
Feb 2 25° -28° (1996) 44° (1992) 0.02" NA
Feb 3 25° -24° (1996) 46° (1962) 0.02" NA
Feb 4 25° -20° (1970) 54° (2005) 0.02" NA
Feb 5 26° -23° (1979) 61° (2005) 0.02" NA
Feb 6 26° -17° (2007) 54° (2005) 0.02" NA
Feb 7 26° -16° (1971) 52° (1990) 0.02" NA
Feb 8 26° -25° (1971) 46° (1996) 0.02" NA
Feb 9 27° -24° (1971) 49° (1996) 0.02" NA
Feb 10 27° -22° (1975) 57° (1977) 0.02" NA
Feb 11 10° 27° -23° (1988) 58° (1977) 0.02" NA
Feb 12 10° 28° -22° (1988) 58° (1977) 0.02" NA
Feb 13 10° 28° -15° (1970) 56° (1976) 0.02" NA
Feb 14 11° 28° -15° (2007) 48° (1964) 0.02" NA
Feb 15 11° 29° -16° (2007) 52° (1981) 0.02" NA
Feb 16 12° 29° -23° (1979) 64° (1981) 0.02" NA
Feb 17 12° 29° -19° (1979) 66° (1981) 0.02" NA
Feb 18 13° 30° -15° (1958) 64° (1981) 0.02" NA
Feb 19 13° 30° -25° (1959) 57° (1981) 0.02" NA
Feb 20 13° 31° -15° (1959) 63° (1981) 0.03" NA
Feb 21 14° 31° -14° (1963) 52° (1981) 0.03" NA
Feb 22 14° 31° -10° (2001) 59° (1977) 0.03" NA
Feb 23 15° 32° -9° (1993) 59° (2000) 0.03" NA
Feb 24 15° 32° -11° (1993) 57° (1996) 0.03" NA
Feb 25 16° 33° -10° (2003) 58° (1976) 0.03" NA
Feb 26 16° 33° -9° (1963) 60° (2000) 0.03" NA
Feb 27 17° 33° -14° (1962) 58° (1976) 0.03" NA
Feb 28 17° 34° -25° (1962) 54° (1976) 0.04" NA
Feb 29 17° 34° -10° (1960) 61° (2000) 0.04" NA
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