Karnak, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 24° 42° -15° (1985) 77° (1943) 3.47" 3.9"
February 28° 48° -14° (1951) 78° (1962) 3.93" 3.3"
March 37° 58° -2° (1960) 85° (1967) 4.27" 1.2"
April 46° 68° 21° (2007) 90° (1987) 4.95" 0.1"
May 55° 77° 32° (1944) 96° (1953) 4.75" 0"
June 64° 85° 44° (1993) 106° (1952) 4.51" 0"
July 68° 89° 47° (1947) 108° (1942) 4.45" 0"
August 65° 87° 44° (1986) 106° (1947) 2.99" 0"
September 57° 81° 34° (1949) 104° (1954) 3.56" 0"
October 45° 71° 22° (1981) 95° (1938) 3.45" 0.1"
November 37° 57° -3° (1950) 86° (1946) 4.53" 0.1"
December 28° 46° -10° (1989) 77° (1982) 4.38" 1.5"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Oct 1 51° 77° 35° (1984) 93° (1953) 0.11" NA
Oct 2 50° 76° 34° (1985) 93° (1953) 0.11" NA
Oct 3 50° 76° 30° (1974) 89° (1986) 0.11" NA
Oct 4 50° 76° 30° (1987) 90° (2006) 0.11" NA
Oct 5 49° 75° 32° (1980) 89° (1998) 0.11" NA
Oct 6 49° 75° 33° (1988) 95° (1938) 0.11" NA
Oct 7 48° 74° 29° (1952) 92° (2007) 0.11" NA
Oct 8 48° 74° 28° (1987) 92° (1939) 0.11" NA
Oct 9 47° 74° 30° (2000) 91° (1939) 0.11" NA
Oct 10 47° 73° 30° (2000) 92° (1939) 0.1" NA
Oct 11 47° 73° 30° (1964) 89° (1963) 0.1" NA
Oct 12 46° 73° 27° (1987) 89° (1989) 0.1" NA
Oct 13 46° 72° 27° (1988) 89° (1989) 0.1" NA
Oct 14 46° 72° 30° (1979) 88° (1940) 0.1" NA
Oct 15 45° 71° 32° (1991) 87° (1950) 0.11" NA
Oct 16 45° 71° 29° (1991) 87° (1950) 0.11" NA
Oct 17 44° 71° 30° (1943) 87° (1938) 0.11" NA
Oct 18 44° 70° 27° (1976) 88° (1938) 0.11" NA
Oct 19 44° 70° 32° (1992) 90° (1938) 0.11" NA
Oct 20 44° 69° 29° (1972) 87° (1953) 0.11" NA
Oct 21 43° 69° 26° (1952) 88° (1953) 0.11" NA
Oct 22 43° 68° 23° (1952) 88° (1953) 0.11" NA
Oct 23 43° 68° 27° (1969) 84° (2000) 0.11" NA
Oct 24 42° 68° 22° (1981) 89° (1939) 0.11" NA
Oct 25 42° 67° 28° (1999) 84° (1940) 0.12" NA
Oct 26 42° 67° 28° (1982) 86° (1944) 0.12" NA
Oct 27 42° 66° 28° (1997) 88° (1940) 0.12" NA
Oct 28 41° 66° 24° (1976) 86° (1940) 0.12" NA
Oct 29 41° 65° 23° (1976) 85° (1950) 0.12" NA
Oct 30 41° 65° 27° (1980) 84° (1950) 0.13" NA
Oct 31 41° 64° 24° (1993) 85° (1950) 0.13" NA
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