Rockdale, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 17° 31° -26° (1985) 65° (1997) 1.8" NA
February 21° 36° -20° (1979) 73° (2000) 1.79" NA
March 29° 47° -7° (2002) 86° (1986) 2.25" NA
April 39° 61° 11° (1982) 92° (1986) 3.49" NA
May 49° 71° 30° (2005) 93° (2006) 4.08" NA
June 60° 81° 35° (1985) 104° (1988) 3.88" NA
July 64° 84° 47° (1983) 103° (1995) 4.33" NA
August 63° 82° 39° (1986) 102° (1988) 4.16" NA
September 55° 76° 32° (1983) 97° (1978) 3.01" NA
October 43° 64° 17° (1976) 88° (2007) 2.84" NA
November 33° 49° -2° (1977) 78° (1978) 3.06" NA
December 21° 35° -20° (1983) 70° (1982) 2.2" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Mar 1 25° 41° 1° (1980) 65° (2000) 0.07" NA
Mar 2 25° 41° 1° (1980) 69° (1992) 0.07" NA
Mar 3 25° 42° 1° (1980) 70° (1992) 0.08" NA
Mar 4 26° 42° -7° (2002) 72° (1983) 0.07" NA
Mar 5 26° 43° -7° (2002) 73° (1983) 0.07" NA
Mar 6 26° 43° 1° (1978) 74° (1983) 0.08" NA
Mar 7 26° 44° 7° (1996) 71° (2000) 0.07" NA
Mar 8 27° 44° 1° (1996) 79° (1987) 0.07" NA
Mar 9 27° 44° 1° (1996) 79° (2000) 0.07" NA
Mar 10 27° 45° 5° (1984) 68° (1977) 0.07" NA
Mar 11 28° 45° 3° (1979) 66° (1977) 0.07" NA
Mar 12 28° 46° 3° (1979) 75° (1990) 0.06" NA
Mar 13 28° 46° 4° (1998) 78° (1990) 0.07" NA
Mar 14 29° 47° 9° (1993) 74° (2007) 0.06" NA
Mar 15 29° 47° 7° (1979) 75° (1995) 0.07" NA
Mar 16 29° 47° 9° (1979) 74° (1995) 0.07" NA
Mar 17 30° 48° 13° (1997) 75° (2003) 0.07" NA
Mar 18 30° 48° 15° (1993) 72° (2003) 0.07" NA
Mar 19 30° 49° 16° (1993) 70° (1995) 0.07" NA
Mar 20 31° 49° 10° (1986) 74° (1976) 0.08" NA
Mar 21 31° 50° 10° (1986) 68° (1976) 0.07" NA
Mar 22 31° 50° 12° (1983) 74° (1997) 0.07" NA
Mar 23 32° 51° 10° (1983) 73° (1979) 0.08" NA
Mar 24 32° 51° 8° (1983) 76° (1994) 0.07" NA
Mar 25 32° 51° 18° (1979) 77° (2003) 0.07" NA
Mar 26 33° 52° 15° (1996) 77° (2007) 0.07" NA
Mar 27 33° 52° 13° (1996) 77° (2007) 0.08" NA
Mar 28 33° 53° 14° (1996) 78° (2007) 0.08" NA
Mar 29 34° 53° 25° (1982) 76° (1986) 0.08" NA
Mar 30 34° 54° 24° (1987) 86° (1986) 0.08" NA
Mar 31 34° 54° 18° (1987) 84° (1986) 0.09" NA
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