Annawan, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 10° 28° -26° (1999) 65° (1990) 1.55" NA
February 16° 34° -23° (1996) 70° (1954) 1.41" NA
March 26° 46° -11° (1978) 85° (1986) 2.49" NA
April 37° 60° -2° (1982) 91° (2002) 3.48" NA
May 48° 71° 22° (2005) 93° (1967) 3.53" NA
June 59° 80° 38° (1988) 101° (1971) 4.46" NA
July 62° 84° 42° (1983) 104° (1983) 3.98" NA
August 60° 82° 38° (1986) 103° (1953) 4.14" NA
September 51° 75° 26° (1974) 102° (1953) 3.04" NA
October 39° 63° 17° (1988) 91° (1954) 2.57" NA
November 29° 47° -4° (1959) 79° (2000) 2.74" NA
December 17° 33° -24° (1983) 67° (1998) 2.37" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Feb 1 12° 30° -17° (1996) 67° (1989) 0.04" NA
Feb 2 12° 30° -19° (1951) 53° (1987) 0.04" NA
Feb 3 12° 30° -23° (1996) 55° (1987) 0.04" NA
Feb 4 12° 30° -23° (1996) 53° (1973) 0.04" NA
Feb 5 13° 31° -18° (1979) 58° (2005) 0.05" NA
Feb 6 13° 31° -23° (1982) 56° (1990) 0.05" NA
Feb 7 13° 31° -16° (1977) 53° (1965) 0.05" NA
Feb 8 14° 31° -14° (1985) 55° (1966) 0.05" NA
Feb 9 14° 32° -15° (1979) 63° (1990) 0.05" NA
Feb 10 14° 32° -15° (1982) 55° (1952) 0.05" NA
Feb 11 14° 32° -12° (1955) 61° (1976) 0.05" NA
Feb 12 15° 33° -16° (1981) 68° (1999) 0.05" NA
Feb 13 15° 33° -11° (1988) 60° (1990) 0.05" NA
Feb 14 15° 33° -7° (1986) 65° (1954) 0.05" NA
Feb 15 16° 34° -4° (2007) 70° (1954) 0.05" NA
Feb 16 16° 34° -14° (1958) 62° (1976) 0.05" NA
Feb 17 16° 34° -14° (1958) 57° (1981) 0.05" NA
Feb 18 17° 35° -8° (1958) 59° (1994) 0.05" NA
Feb 19 17° 35° -12° (1979) 60° (1971) 0.05" NA
Feb 20 17° 36° -11° (1979) 59° (1965) 0.05" NA
Feb 21 18° 36° -10° (1963) 61° (1983) 0.05" NA
Feb 22 18° 36° -6° (1963) 53° (1983) 0.05" NA
Feb 23 19° 37° -4° (1989) 65° (2000) 0.05" NA
Feb 24 19° 37° -11° (1989) 63° (1957) 0.06" NA
Feb 25 19° 38° -8° (1967) 66° (1976) 0.06" NA
Feb 26 20° 38° -8° (1950) 68° (2000) 0.06" NA
Feb 27 20° 38° -7° (1994) 61° (1976) 0.06" NA
Feb 28 20° 39° -12° (1962) 69° (1976) 0.06" NA
Feb 29 20° 39° -6° (1980) 68° (1972) 0.06" NA
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