Palmer, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 16° 32° -23° (1994) 68° (2005) 1.78" NA
February 21° 39° -18° (1996) 74° (2000) 1.78" NA
March 31° 50° -3° (1980) 85° (1986) 3.01" NA
April 41° 63° 15° (1982) 92° (1987) 3.48" NA
May 52° 74° 30° (1981) 95° (1987) 3.77" NA
June 61° 83° 40° (2003) 102° (1988) 3.66" NA
July 65° 86° 49° (2004) 100° (2001) 3.68" NA
August 63° 85° 41° (1986) 104° (1988) 2.76" NA
September 54° 79° 29° (1983) 98° (1984) 2.83" NA
October 42° 67° 20° (1992) 93° (2006) 2.34" NA
November 33° 51° 0° (1991) 81° (2000) 3.57" NA
December 22° 38° -21° (1989) 71° (1998) 2.43" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 27° 44° 11° (2002) 64° (1982) 0.11" NA
Dec 2 26° 43° 9° (1985) 67° (1982) 0.1" NA
Dec 3 26° 43° 8° (2006) 70° (1982) 0.1" NA
Dec 4 26° 42° 5° (1991) 71° (1998) 0.1" NA
Dec 5 25° 42° 5° (1991) 69° (1998) 0.1" NA
Dec 6 25° 41° 3° (1984) 65° (1998) 0.09" NA
Dec 7 25° 41° 7° (1984) 69° (1998) 0.09" NA
Dec 8 24° 41° 3° (2006) 62° (1980) 0.09" NA
Dec 9 24° 40° -1° (1995) 63° (1991) 0.09" NA
Dec 10 23° 40° -6° (1995) 57° (1990) 0.09" NA
Dec 11 23° 39° 1° (1995) 61° (1979) 0.08" NA
Dec 12 23° 39° 2° (1989) 65° (1979) 0.08" NA
Dec 13 22° 39° 2° (1989) 62° (1991) 0.08" NA
Dec 14 22° 38° -5° (1989) 57° (2006) 0.08" NA
Dec 15 22° 38° -6° (1989) 58° (1984) 0.08" NA
Dec 16 21° 38° -14° (1989) 62° (1984) 0.08" NA
Dec 17 21° 37° -13° (1989) 65° (1984) 0.07" NA
Dec 18 21° 37° -6° (1985) 61° (1984) 0.07" NA
Dec 19 21° 37° -14° (1983) 58° (2002) 0.07" NA
Dec 20 20° 36° -17° (1989) 59° (1997) 0.07" NA
Dec 21 20° 36° -13° (1989) 65° (1988) 0.07" NA
Dec 22 20° 36° -21° (1989) 59° (1984) 0.07" NA
Dec 23 19° 35° -21° (1989) 56° (1982) 0.07" NA
Dec 24 19° 35° -20° (1989) 61° (1996) 0.07" NA
Dec 25 19° 35° -14° (1983) 62° (1982) 0.07" NA
Dec 26 19° 35° -9° (1983) 60° (1982) 0.06" NA
Dec 27 18° 34° -6° (1983) 50° (1994) 0.06" NA
Dec 28 18° 34° 2° (2000) 61° (1984) 0.06" NA
Dec 29 18° 34° -7° (1981) 69° (1984) 0.06" NA
Dec 30 18° 33° -12° (1983) 64° (1984) 0.06" NA
Dec 31 18° 33° -8° (1983) 59° (1992) 0.06" NA
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