Rollo, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 25° -25° (1999) 64° (1967) 1.39" 8.7"
February 13° 31° -33° (1996) 68° (1976) 1.26" 5.7"
March 25° 43° -16° (2002) 83° (1986) 2.34" 5"
April 36° 57° 9° (1982) 92° (2002) 3.47" 1.2"
May 47° 70° 24° (2005) 94° (1975) 4.23" 0"
June 56° 79° 36° (1972) 101° (1988) 4.4" 0"
July 60° 82° 41° (2000) 101° (1966) 3.77" 0"
August 58° 80° 37° (1986) 99° (1988) 4.17" 0"
September 50° 73° 29° (1995) 93° (1978) 3.81" 0"
October 38° 61° 16° (1962) 90° (2007) 2.76" 0.2"
November 26° 45° -7° (1976) 76° (1968) 3" 2.3"
December 14° 31° -23° (1983) 65° (2001) 2.16" 7.9"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jul 1 59° 82° 43° (1988) 94° (1963) 0.13" NA
Jul 2 59° 82° 48° (1988) 97° (1963) 0.13" NA
Jul 3 60° 82° 50° (1968) 97° (1966) 0.13" NA
Jul 4 60° 82° 47° (1967) 95° (1966) 0.13" NA
Jul 5 60° 82° 45° (1972) 95° (1969) 0.13" NA
Jul 6 60° 82° 46° (1965) 96° (1988) 0.12" NA
Jul 7 60° 82° 48° (1983) 96° (1988) 0.12" NA
Jul 8 60° 82° 49° (1984) 95° (1980) 0.12" NA
Jul 9 60° 82° 50° (1963) 94° (1988) 0.12" NA
Jul 10 60° 82° 48° (1968) 95° (1974) 0.12" NA
Jul 11 60° 82° 50° (1968) 101° (1966) 0.12" NA
Jul 12 60° 82° 51° (1975) 96° (1966) 0.12" NA
Jul 13 60° 82° 47° (1975) 98° (1966) 0.12" NA
Jul 14 61° 82° 50° (1967) 99° (1995) 0.12" NA
Jul 15 61° 83° 50° (1967) 99° (1995) 0.12" NA
Jul 16 61° 83° 48° (1987) 100° (1988) 0.12" NA
Jul 17 61° 83° 49° (1976) 95° (1969) 0.12" NA
Jul 18 61° 82° 46° (2000) 94° (1964) 0.12" NA
Jul 19 61° 82° 49° (1979) 98° (1966) 0.12" NA
Jul 20 61° 82° 50° (1970) 94° (1983) 0.12" NA
Jul 21 61° 82° 48° (2000) 95° (1983) 0.12" NA
Jul 22 61° 82° 44° (2000) 96° (1983) 0.12" NA
Jul 23 61° 82° 41° (2000) 98° (1991) 0.12" NA
Jul 24 61° 82° 51° (2000) 97° (1965) 0.12" NA
Jul 25 61° 82° 48° (2000) 99° (2005) 0.12" NA
Jul 26 61° 82° 48° (1962) 93° (1966) 0.12" NA
Jul 27 61° 82° 48° (1971) 95° (1997) 0.12" NA
Jul 28 60° 82° 51° (1984) 92° (1964) 0.12" NA
Jul 29 60° 82° 47° (1984) 100° (1983) 0.12" NA
Jul 30 60° 82° 45° (1971) 92° (1983) 0.12" NA
Jul 31 60° 82° 45° (1971) 94° (1999) 0.12" NA
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