Lancaster, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 21° 38° -19° (1985) 72° (2000) 2.9" NA
February 25° 44° -12° (1951) 78° (1996) 2.73" NA
March 35° 54° 0° (1978) 84° (2007) 4.15" NA
April 44° 66° 20° (2007) 90° (1989) 4.24" NA
May 54° 76° 32° (2005) 96° (2007) 5.12" NA
June 63° 85° 43° (1992) 101° (1988) 3.7" NA
July 67° 89° 50° (2006) 102° (1988) 4.24" NA
August 65° 87° 43° (1986) 102° (2007) 3.61" NA
September 57° 81° 33° (1995) 99° (1999) 2.8" NA
October 45° 70° 24° (1988) 93° (2007) 3.03" NA
November 36° 55° 2° (1950) 85° (2000) 4.19" NA
December 25° 43° -17° (1989) 73° (1998) 3.05" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Feb 1 22° 40° -5° (2004) 66° (1989) 0.09" NA
Feb 2 22° 40° -12° (1951) 66° (1989) 0.09" NA
Feb 3 22° 41° -9° (1996) 63° (2003) 0.09" NA
Feb 4 22° 41° -10° (1996) 66° (1992) 0.09" NA
Feb 5 22° 41° -10° (1996) 66° (1991) 0.09" NA
Feb 6 23° 41° -4° (1979) 63° (1950) 0.09" NA
Feb 7 23° 42° -1° (1978) 66° (1999) 0.09" NA
Feb 8 23° 42° -2° (1985) 62° (1949) 0.09" NA
Feb 9 23° 42° -4° (1979) 65° (1990) 0.09" NA
Feb 10 23° 43° -6° (1982) 64° (2000) 0.09" NA
Feb 11 24° 43° 1° (1981) 70° (1999) 0.09" NA
Feb 12 24° 43° -1° (1981) 73° (1999) 0.09" NA
Feb 13 24° 44° 2° (1981) 68° (1984) 0.09" NA
Feb 14 24° 44° 10° (2007) 70° (1990) 0.09" NA
Feb 15 25° 44° 2° (2007) 63° (1990) 0.1" NA
Feb 16 25° 44° 1° (2007) 70° (2005) 0.1" NA
Feb 17 25° 45° 1° (2007) 67° (2006) 0.1" NA
Feb 18 25° 45° -5° (1993) 65° (1986) 0.1" NA
Feb 19 26° 45° -6° (1993) 68° (1994) 0.1" NA
Feb 20 26° 46° -1° (1979) 72° (1994) 0.1" NA
Feb 21 26° 46° 12° (1979) 68° (1983) 0.1" NA
Feb 22 27° 46° 10° (1978) 66° (1983) 0.1" NA
Feb 23 27° 47° 6° (1978) 70° (1988) 0.11" NA
Feb 24 27° 47° 10° (1989) 75° (1982) 0.11" NA
Feb 25 28° 48° 7° (2003) 76° (2000) 0.11" NA
Feb 26 28° 48° 8° (1950) 75° (1996) 0.11" NA
Feb 27 29° 48° 6° (1993) 70° (1996) 0.11" NA
Feb 28 29° 49° 11° (1993) 78° (1996) 0.12" NA
Feb 29 29° 49° 17° (1984) 71° (1992) 0.12" NA
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