Galena Knolls, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 18° 34° -27° (1999) 70° (1989) 1.92" 7"
February 22° 39° -21° (1979) 73° (1976) 1.93" 5.2"
March 32° 51° -8° (1962) 81° (1985) 3.05" 3"
April 42° 65° 11° (1982) 93° (1952) 3.71" 0.8"
May 52° 75° 22° (1966) 95° (1952) 4.41" 0"
June 61° 84° 36° (1993) 102° (1988) 3.86" 0"
July 65° 87° 44° (1971) 103° (2005) 3.72" 0"
August 63° 86° 38° (1986) 102° (1988) 3.56" 0"
September 55° 79° 28° (1984) 99° (1978) 3.19" 0"
October 44° 67° 16° (1952) 90° (2007) 3.11" 0"
November 34° 52° -3° (1977) 82° (1950) 3.17" 0.8"
December 22° 37° -24° (1989) 71° (1970) 2.29" 6.2"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 47° 71° 29° (1978) 95° (1952) 0.14" 0"
May 2 48° 71° 26° (1966) 90° (1959) 0.14" 0"
May 3 48° 71° 26° (2005) 91° (1959) 0.15" 0"
May 4 48° 72° 28° (2005) 93° (1952) 0.15" 0"
May 5 49° 72° 31° (2005) 94° (1952) 0.14" 0"
May 6 49° 72° 32° (1989) 88° (2004) 0.14" 0"
May 7 49° 73° 26° (1989) 85° (1988) 0.14" 0"
May 8 50° 73° 33° (1976) 87° (1993) 0.14" 0"
May 9 50° 73° 28° (1983) 88° (1979) 0.14" 0"
May 10 50° 73° 22° (1966) 88° (1979) 0.14" 0"
May 11 50° 74° 34° (1989) 88° (1982) 0.15" 0"
May 12 51° 74° 32° (1960) 88° (1982) 0.15" 0"
May 13 51° 74° 33° (1971) 88° (1982) 0.15" 0"
May 14 51° 74° 37° (1980) 89° (1982) 0.15" 0"
May 15 52° 75° 36° (1973) 90° (1962) 0.15" 0"
May 16 52° 75° 32° (1997) 91° (1962) 0.14" 0"
May 17 52° 75° 37° (1994) 92° (1962) 0.15" 0"
May 18 53° 76° 32° (2002) 92° (1962) 0.15" 0"
May 19 53° 76° 38° (1994) 92° (1975) 0.14" 0"
May 20 53° 76° 36° (1981) 90° (1977) 0.15" 0"
May 21 53° 76° 31° (2002) 91° (1988) 0.15" 0"
May 22 54° 77° 35° (1979) 93° (1962) 0.15" 0"
May 23 54° 77° 38° (1969) 92° (1975) 0.15" 0"
May 24 54° 77° 39° (1992) 90° (1975) 0.13" 0"
May 25 55° 78° 34° (1992) 91° (1967) 0.14" 0"
May 26 55° 78° 37° (1979) 92° (1985) 0.14" 0"
May 27 55° 78° 33° (1992) 91° (1978) 0.13" 0"
May 28 56° 79° 33° (1971) 93° (2006) 0.13" 0"
May 29 56° 79° 33° (1965) 93° (2006) 0.13" 0"
May 30 56° 79° 38° (1996) 92° (2006) 0.13" 0"
May 31 57° 79° 40° (1972) 92° (1988) 0.13" 0"
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