Pilot Knob, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 22° 38° -18° (1977) 71° (2002) 2.18" 5.5"
February 27° 44° -13° (1996) 76° (1972) 2.34" 4.7"
March 35° 56° 2° (1980) 84° (1986) 3.48" 2.5"
April 45° 67° 22° (2007) 90° (1989) 3.86" 0.6"
May 55° 76° 29° (1966) 93° (1987) 4.1" 0"
June 64° 85° 43° (1990) 101° (1988) 3.68" 0"
July 68° 88° 46° (1962) 106° (1980) 3.66" 0"
August 65° 87° 42° (1964) 105° (1980) 2.73" 0"
September 58° 80° 32° (1962) 100° (1984) 3.22" 0"
October 47° 69° 21° (1962) 93° (1963) 3" 0"
November 37° 54° 6° (1991) 82° (1987) 3.78" 0.8"
December 26° 42° -21° (1989) 73° (1982) 2.99" 3.7"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 62° 84° 44° (1967) 100° (1984) 0.1" NA
Sep 2 62° 84° 46° (1994) 96° (1984) 0.1" NA
Sep 3 62° 83° 46° (1994) 94° (1990) 0.1" NA
Sep 4 61° 83° 45° (1974) 97° (1990) 0.1" NA
Sep 5 61° 83° 47° (1997) 98° (1990) 0.1" NA
Sep 6 61° 83° 44° (1988) 98° (1990) 0.11" NA
Sep 7 61° 82° 45° (1962) 97° (1970) 0.11" NA
Sep 8 60° 82° 45° (1986) 96° (1971) 0.11" NA
Sep 9 60° 82° 49° (1998) 96° (1983) 0.11" NA
Sep 10 60° 82° 48° (1969) 96° (1964) 0.11" NA
Sep 11 59° 81° 45° (1962) 91° (1983) 0.11" NA
Sep 12 59° 81° 46° (1968) 95° (1991) 0.11" NA
Sep 13 59° 81° 38° (1964) 96° (1980) 0.11" NA
Sep 14 59° 80° 39° (1964) 98° (1971) 0.11" NA
Sep 15 58° 80° 41° (1961) 94° (1991) 0.11" NA
Sep 16 58° 80° 41° (1961) 90° (1997) 0.11" NA
Sep 17 58° 80° 41° (1961) 90° (1983) 0.11" NA
Sep 18 57° 79° 43° (1961) 93° (1972) 0.11" NA
Sep 19 57° 79° 39° (1991) 96° (1972) 0.11" NA
Sep 20 57° 79° 35° (1962) 93° (1963) 0.11" NA
Sep 21 56° 78° 33° (1962) 91° (1980) 0.11" NA
Sep 22 56° 78° 38° (1995) 91° (1970) 0.11" NA
Sep 23 56° 78° 35° (1995) 90° (1961) 0.11" NA
Sep 24 55° 77° 33° (1989) 92° (2007) 0.11" NA
Sep 25 55° 77° 36° (1989) 90° (1986) 0.11" NA
Sep 26 54° 77° 39° (1961) 91° (1986) 0.11" NA
Sep 27 54° 77° 36° (1989) 91° (1998) 0.11" NA
Sep 28 54° 76° 38° (1962) 91° (1971) 0.1" NA
Sep 29 53° 76° 32° (1962) 91° (1971) 0.1" NA
Sep 30 53° 75° 34° (1963) 92° (1971) 0.1" NA
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