Roberts, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 13° 31° -25° (1985) 66° (2005) 1.91" NA
February 18° 37° -20° (1996) 74° (2000) 1.8" NA
March 28° 49° -4° (2002) 86° (1981) 2.77" NA
April 38° 62° 7° (1982) 93° (1986) 3.35" NA
May 49° 74° 25° (1971) 97° (1991) 4.04" NA
June 59° 84° 37° (1972) 106° (1988) 3.83" NA
July 62° 86° 42° (1972) 105° (1988) 4.22" NA
August 59° 84° 37° (1986) 108° (1988) 3.81" NA
September 51° 78° 26° (1995) 98° (1990) 2.91" NA
October 40° 66° 17° (1981) 91° (2007) 2.58" NA
November 30° 49° 0° (1977) 80° (2000) 3.08" NA
December 19° 36° -23° (1983) 70° (1982) 2.53" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 56° 82° 46° (1987) 98° (1984) 0.11" NA
Sep 2 56° 82° 43° (1987) 96° (2000) 0.11" NA
Sep 3 55° 81° 42° (1994) 95° (2000) 0.11" NA
Sep 4 55° 81° 42° (1974) 92° (1983) 0.11" NA
Sep 5 55° 81° 38° (1988) 95° (1999) 0.11" NA
Sep 6 54° 81° 38° (1984) 96° (1990) 0.1" NA
Sep 7 54° 81° 39° (1986) 98° (1990) 0.1" NA
Sep 8 54° 80° 39° (1986) 95° (1978) 0.1" NA
Sep 9 53° 80° 43° (1979) 97° (1983) 0.1" NA
Sep 10 53° 80° 41° (1969) 97° (1983) 0.1" NA
Sep 11 53° 80° 42° (1970) 92° (1983) 0.1" NA
Sep 12 52° 79° 36° (1985) 92° (2000) 0.1" NA
Sep 13 52° 79° 38° (1985) 96° (1991) 0.1" NA
Sep 14 52° 79° 38° (1985) 95° (1991) 0.1" NA
Sep 15 52° 79° 32° (2007) 93° (1991) 0.1" NA
Sep 16 51° 78° 35° (2007) 93° (1991) 0.1" NA
Sep 17 51° 78° 39° (1984) 94° (1988) 0.1" NA
Sep 18 50° 78° 39° (1973) 92° (1983) 0.09" NA
Sep 19 50° 77° 35° (1991) 93° (1978) 0.09" NA
Sep 20 50° 77° 34° (1991) 93° (2000) 0.09" NA
Sep 21 49° 77° 33° (1991) 92° (1986) 0.09" NA
Sep 22 49° 76° 35° (1974) 93° (1988) 0.09" NA
Sep 23 49° 76° 26° (1995) 85° (2004) 0.09" NA
Sep 24 48° 76° 29° (1983) 90° (2007) 0.09" NA
Sep 25 48° 75° 35° (1989) 93° (2007) 0.09" NA
Sep 26 48° 75° 30° (1989) 91° (1999) 0.09" NA
Sep 27 47° 74° 32° (1989) 91° (1998) 0.09" NA
Sep 28 47° 74° 35° (1984) 90° (1998) 0.09" NA
Sep 29 47° 74° 31° (1984) 88° (1971) 0.09" NA
Sep 30 46° 73° 29° (1984) 91° (1971) 0.08" NA
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