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
Jan 1 22° -26° (1974) 49° (1964) 0.02" NA
Jan 2 22° -23° (1974) 52° (1964) 0.02" NA
Jan 3 22° -15° (1968) 42° (1964) 0.02" NA
Jan 4 22° -22° (1959) 49° (1964) 0.02" NA
Jan 5 22° -24° (1979) 49° (2003) 0.02" NA
Jan 6 22° -24° (1988) 41° (1990) 0.03" NA
Jan 7 22° -22° (1986) 51° (1990) 0.03" NA
Jan 8 22° -20° (1970) 58° (2003) 0.03" NA
Jan 9 22° -22° (1999) 58° (2003) 0.03" NA
Jan 10 22° -25° (1982) 56° (2002) 0.03" NA
Jan 11 22° -15° (1974) 49° (1990) 0.03" NA
Jan 12 22° -26° (1974) 47° (2002) 0.03" NA
Jan 13 22° -20° (1974) 53° (1980) 0.03" NA
Jan 14 22° -25° (1979) 46° (1990) 0.03" NA
Jan 15 22° -28° (1972) 55° (1990) 0.03" NA
Jan 16 22° -28° (1972) 44° (1990) 0.03" NA
Jan 17 22° -18° (1982) 49° (1964) 0.03" NA
Jan 18 22° -27° (1970) 49° (1964) 0.03" NA
Jan 19 22° -30° (1970) 49° (1981) 0.03" NA
Jan 20 22° -30° (1970) 48° (1964) 0.03" NA
Jan 21 22° -32° (1970) 49° (1964) 0.03" NA
Jan 22 22° -18° (1963) 50° (1981) 0.03" NA
Jan 23 23° -25° (1963) 55° (1981) 0.03" NA
Jan 24 23° -19° (1961) 40° (1980) 0.03" NA
Jan 25 23° -15° (1972) 52° (1981) 0.02" NA
Jan 26 23° -18° (1963) 53° (2002) 0.02" NA
Jan 27 23° -20° (1955) 62° (2002) 0.02" NA
Jan 28 23° -20° (1972) 51° (2002) 0.02" NA
Jan 29 24° -18° (1965) 45° (1990) 0.02" NA
Jan 30 24° -18° (1994) 47° (1964) 0.02" NA
Jan 31 24° -23° (1994) 51° (1989) 0.02" NA
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