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
Jun 1 59° 81° 46° (1993) 97° (1951) 0.14" NA
Jun 2 60° 82° 48° (2003) 97° (1951) 0.14" NA
Jun 3 60° 82° 47° (1994) 94° (1949) 0.14" NA
Jun 4 60° 82° 46° (1950) 95° (1948) 0.13" NA
Jun 5 61° 83° 46° (1990) 96° (2002) 0.13" NA
Jun 6 61° 83° 46° (2000) 98° (1977) 0.13" NA
Jun 7 61° 83° 45° (2000) 93° (1999) 0.13" NA
Jun 8 62° 83° 49° (1998) 92° (1980) 0.13" NA
Jun 9 62° 84° 48° (1998) 94° (1999) 0.12" NA
Jun 10 62° 84° 46° (1988) 94° (1999) 0.12" NA
Jun 11 62° 84° 48° (1988) 94° (2000) 0.12" NA
Jun 12 63° 85° 50° (1980) 93° (1977) 0.12" NA
Jun 13 63° 85° 47° (1985) 93° (1998) 0.12" NA
Jun 14 63° 85° 51° (1985) 93° (2000) 0.12" NA
Jun 15 63° 85° 54° (1951) 96° (1988) 0.12" NA
Jun 16 64° 86° 50° (1989) 96° (1994) 0.12" NA
Jun 17 64° 86° 52° (1980) 97° (1994) 0.12" NA
Jun 18 64° 86° 48° (1999) 96° (1990) 0.12" NA
Jun 19 64° 86° 51° (1999) 98° (1994) 0.12" NA
Jun 20 64° 86° 48° (1980) 98° (1994) 0.11" NA
Jun 21 65° 86° 43° (1992) 97° (1988) 0.12" NA
Jun 22 65° 87° 43° (1992) 99° (1988) 0.12" NA
Jun 23 65° 87° 53° (1992) 100° (1988) 0.12" NA
Jun 24 65° 87° 54° (1979) 98° (1988) 0.12" NA
Jun 25 65° 87° 51° (2004) 98° (1950) 0.12" NA
Jun 26 65° 87° 53° (1979) 101° (1988) 0.12" NA
Jun 27 66° 87° 51° (2004) 97° (1978) 0.12" NA
Jun 28 66° 88° 54° (1987) 100° (1978) 0.12" NA
Jun 29 66° 88° 57° (2004) 98° (1978) 0.12" NA
Jun 30 66° 88° 56° (2000) 100° (1978) 0.12" NA
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