Round Lake, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 15° 30° -26° (1994) 62° (1989) 1.99" 15.1"
February 18° 34° -24° (1996) 69° (2000) 1.83" 9.2"
March 27° 45° -7° (2002) 78° (1998) 2.55" 5.2"
April 38° 58° 16° (1995) 87° (2002) 3.79" 1.3"
May 47° 69° 28° (1989) 90° (1996) 3.88" 0.1"
June 57° 78° 37° (2003) 101° (1988) 3.86" 0"
July 63° 83° 46° (2001) 102° (1995) 4.03" 0"
August 62° 81° 48° (1994) 100° (1988) 3.65" 0"
September 54° 73° 32° (1995) 93° (1990) 3.21" 0"
October 42° 60° 20° (1988) 85° (1997) 2.83" 0.2"
November 31° 47° 5° (1989) 74° (1999) 2.83" 3.2"
December 19° 34° -18° (1989) 67° (2001) 2.39" 9.5"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Aug 1 63° 82° 53° (1990) 100° (1988) 0.12" 0"
Aug 2 63° 82° 57° (1990) 97° (1988) 0.13" 0"
Aug 3 63° 82° 55° (1992) 98° (1988) 0.12" 0"
Aug 4 63° 82° 52° (1992) 97° (1988) 0.13" 0"
Aug 5 63° 82° 49° (1994) 90° (2001) 0.12" 0"
Aug 6 63° 82° 48° (1994) 92° (1988) 0.13" 0"
Aug 7 63° 82° 50° (1990) 96° (2001) 0.12" 0"
Aug 8 63° 82° 51° (1989) 98° (1988) 0.12" 0"
Aug 9 63° 82° 53° (1994) 93° (2001) 0.13" 0"
Aug 10 63° 81° 53° (1994) 87° (1998) 0.13" 0"
Aug 11 63° 81° 52° (2004) 92° (2002) 0.12" 0"
Aug 12 63° 81° 50° (2004) 95° (1995) 0.13" 0"
Aug 13 62° 81° 50° (1992) 93° (1995) 0.13" 0"
Aug 14 62° 81° 50° (2004) 92° (1988) 0.13" 0"
Aug 15 62° 81° 50° (2004) 91° (2000) 0.13" 0"
Aug 16 62° 81° 50° (1992) 98° (1988) 0.12" 0"
Aug 17 62° 81° 52° (1992) 99° (1988) 0.13" 0"
Aug 18 62° 81° 55° (2002) 89° (1990) 0.13" 0"
Aug 19 62° 80° 53° (1992) 85° (1994) 0.12" 0"
Aug 20 62° 80° 52° (1992) 89° (2003) 0.12" 0"
Aug 21 62° 80° 49° (2004) 94° (2003) 0.11" 0"
Aug 22 62° 80° 52° (2004) 86° (1996) 0.11" 0"
Aug 23 61° 80° 52° (1987) 89° (1998) 0.11" 0"
Aug 24 61° 80° 50° (1987) 88° (1993) 0.11" 0"
Aug 25 61° 79° 55° (1987) 93° (1991) 0.1" 0"
Aug 26 61° 79° 53° (1988) 92° (1991) 0.11" 0"
Aug 27 61° 79° 53° (1992) 91° (1990) 0.1" 0"
Aug 28 61° 79° 50° (1992) 93° (1991) 0.1" 0"
Aug 29 60° 79° 51° (1988) 91° (1991) 0.1" 0"
Aug 30 60° 78° 53° (1988) 87° (1991) 0.09" 0"
Aug 31 60° 78° 51° (1992) 89° (2000) 0.1" 0"
Advertisements