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) 2.31" 4.2"
February 25° 43° -13° (1996) 76° (1972) 2.35" 4.3"
March 35° 54° 2° (1980) 84° (1986) 3.33" 0.9"
April 46° 66° 22° (2007) 90° (1989) 3.68" 0.1"
May 55° 75° 29° (1966) 93° (1987) 4.77" 0"
June 64° 84° 43° (1990) 101° (1988) 3.91" 0"
July 68° 87° 46° (1962) 106° (1980) 3.93" 0"
August 66° 86° 42° (1964) 105° (1980) 2.64" 0"
September 58° 79° 32° (1962) 100° (1984) 3.27" 0"
October 47° 68° 21° (1962) 93° (1963) 3.44" 0.1"
November 36° 54° 6° (1991) 82° (1987) 3.7" 0.3"
December 25° 41° -21° (1989) 73° (1982) 2.87" 3.4"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 51° 70° 31° (1963) 85° (1968) 0.15" 0"
May 2 51° 71° 32° (1961) 86° (1968) 0.15" 0"
May 3 51° 71° 32° (1976) 85° (2001) 0.15" 0"
May 4 52° 71° 33° (1976) 86° (1965) 0.16" 0"
May 5 52° 71° 38° (1968) 87° (1982) 0.16" 0"
May 6 52° 72° 36° (1968) 86° (1986) 0.15" 0"
May 7 53° 72° 32° (1989) 88° (1986) 0.15" 0"
May 8 53° 72° 36° (1976) 89° (1963) 0.15" 0"
May 9 53° 73° 36° (1983) 88° (1963) 0.16" 0"
May 10 54° 73° 29° (1966) 90° (1963) 0.15" 0"
May 11 54° 73° 35° (1989) 85° (1987) 0.16" 0"
May 12 54° 73° 38° (1989) 86° (1985) 0.17" 0"
May 13 55° 74° 41° (1971) 87° (1962) 0.17" 0"
May 14 55° 74° 41° (1964) 89° (1987) 0.16" 0"
May 15 55° 74° 41° (1973) 91° (2001) 0.16" 0"
May 16 55° 75° 37° (1997) 90° (2001) 0.15" 0"
May 17 56° 75° 40° (2005) 92° (1962) 0.15" 0"
May 18 56° 75° 36° (2002) 92° (1962) 0.15" 0"
May 19 56° 76° 41° (2002) 92° (1987) 0.16" 0"
May 20 57° 76° 41° (2002) 92° (1987) 0.16" 0"
May 21 57° 76° 41° (2002) 93° (1987) 0.16" 0"
May 22 57° 77° 42° (1963) 91° (1964) 0.15" 0"
May 23 58° 77° 38° (1963) 90° (1975) 0.15" 0"
May 24 58° 77° 42° (1961) 92° (1996) 0.15" 0"
May 25 58° 77° 40° (1979) 89° (2006) 0.15" 0"
May 26 59° 78° 40° (1961) 89° (1972) 0.15" 0"
May 27 59° 78° 34° (1961) 91° (1987) 0.15" 0"
May 28 59° 78° 43° (1961) 91° (1987) 0.15" 0"
May 29 59° 79° 39° (1965) 93° (1987) 0.15" 0"
May 30 60° 79° 42° (1961) 91° (1988) 0.14" 0"
May 31 60° 79° 44° (1966) 92° (1988) 0.15" 0"
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