Rollo, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 11° 27° -25° (1999) 64° (1967) 1.35" 9.3"
February 15° 32° -33° (1996) 68° (1976) 1.62" 6.7"
March 26° 44° -16° (2002) 83° (1986) 2.17" 3.8"
April 36° 59° 9° (1982) 92° (2002) 3.11" 0.5"
May 47° 69° 24° (2005) 94° (1975) 4.46" 0"
June 57° 79° 36° (1972) 101° (1988) 4.36" 0"
July 61° 82° 41° (2000) 101° (1966) 4.13" 0"
August 59° 80° 37° (1986) 99° (1988) 4.15" 0"
September 51° 74° 29° (1995) 93° (1978) 3.45" 0"
October 39° 62° 16° (1962) 90° (2007) 2.79" 0.2"
November 28° 46° -7° (1976) 76° (1968) 2.98" 1.1"
December 15° 31° -23° (1983) 65° (2001) 2.02" 8.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jan 1 12° 28° -16° (1968) 53° (1966) 0.05" 0.3"
Jan 2 12° 27° -20° (1979) 51° (2005) 0.05" 0.3"
Jan 3 11° 27° -20° (1979) 56° (2004) 0.06" 0.3"
Jan 4 11° 27° -18° (1979) 55° (1998) 0.05" 0.3"
Jan 5 11° 27° -25° (1999) 61° (1997) 0.05" 0.3"
Jan 6 11° 27° -24° (1999) 50° (2007) 0.05" 0.3"
Jan 7 11° 27° -18° (1979) 58° (2008) 0.05" 0.3"
Jan 8 11° 27° -15° (1968) 62° (2008) 0.05" 0.3"
Jan 9 11° 27° -14° (1976) 56° (1965) 0.05" 0.3"
Jan 10 11° 27° -25° (1982) 55° (2002) 0.05" 0.4"
Jan 11 11° 27° -25° (1979) 55° (1975) 0.05" 0.3"
Jan 12 11° 27° -15° (1974) 50° (1980) 0.04" 0.3"
Jan 13 11° 27° -12° (1974) 55° (2006) 0.05" 0.3"
Jan 14 11° 27° -8° (1963) 42° (1967) 0.04" 0.3"
Jan 15 11° 27° -23° (1979) 42° (1990) 0.05" 0.3"
Jan 16 11° 27° -22° (1977) 51° (1990) 0.04" 0.3"
Jan 17 11° 27° -22° (2009) 52° (1990) 0.04" 0.3"
Jan 18 11° 27° -23° (1994) 54° (1996) 0.04" 0.3"
Jan 19 11° 27° -24° (1994) 55° (1996) 0.04" 0.3"
Jan 20 11° 27° -18° (1994) 53° (2006) 0.04" 0.3"
Jan 21 11° 27° -20° (1963) 45° (1981) 0.04" 0.3"
Jan 22 11° 27° -18° (1963) 50° (1986) 0.04" 0.3"
Jan 23 11° 27° -23° (1963) 54° (1964) 0.03" 0.3"
Jan 24 11° 27° -20° (1963) 54° (1967) 0.04" 0.3"
Jan 25 11° 27° -13° (2008) 64° (1967) 0.04" 0.3"
Jan 26 11° 28° -13° (1982) 52° (1973) 0.04" 0.3"
Jan 27 11° 28° -14° (1978) 52° (2002) 0.03" 0.3"
Jan 28 11° 28° -16° (1977) 56° (2002) 0.04" 0.2"
Jan 29 11° 28° -20° (1966) 54° (2002) 0.04" 0.3"
Jan 30 11° 28° -20° (1966) 50° (1968) 0.03" 0.3"
Jan 31 11° 28° -24° (1996) 50° (1988) 0.04" 0.3"
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