Rockford, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 11° 27° -27° (1982) 63° (1989) 1.41" 10.3"
February 16° 33° -25° (1933) 70° (2000) 1.34" 7.9"
March 27° 46° -11° (2002) 85° (1986) 2.39" 5.6"
April 37° 59° 5° (1982) 93° (1930) 3.62" 1.4"
May 48° 71° 24° (1966) 106° (1934) 4.03" 0"
June 58° 80° 35° (1945) 106° (1934) 4.8" 0"
July 63° 83° 43° (1967) 112° (1936) 4.1" 0"
August 61° 81° 35° (1915) 104° (1988) 4.21" 0"
September 52° 74° 24° (1942) 103° (1939) 3.47" 0"
October 40° 62° 7° (1925) 91° (1922) 2.57" 0.1"
November 29° 46° -10° (1977) 81° (1933) 2.63" 2.6"
December 17° 32° -24° (1983) 67° (2001) 2.06" 10.8"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Mar 1 21° 39° -11° (1962) 66° (1992) 0.06" NA
Mar 2 22° 39° -9° (1980) 68° (1983) 0.06" NA
Mar 3 22° 40° -4° (2002) 73° (1983) 0.06" NA
Mar 4 22° 40° -11° (2002) 71° (1983) 0.06" NA
Mar 5 23° 40° -9° (1978) 74° (1983) 0.06" NA
Mar 6 23° 41° -7° (1960) 70° (2000) 0.06" NA
Mar 7 24° 41° -4° (1920) 78° (2000) 0.06" NA
Mar 8 24° 42° -6° (1943) 76° (2000) 0.06" NA
Mar 9 24° 42° -2° (1984) 68° (1977) 0.07" NA
Mar 10 25° 43° -2° (2003) 70° (1955) 0.07" NA
Mar 11 25° 43° -4° (1943) 71° (1990) 0.07" NA
Mar 12 25° 44° -3° (1948) 78° (1990) 0.07" NA
Mar 13 26° 44° 2° (1896) 74° (2007) 0.07" NA
Mar 14 26° 45° 4° (1896) 74° (1995) 0.07" NA
Mar 15 26° 45° 5° (1979) 73° (1995) 0.07" NA
Mar 16 27° 46° 6° (1923) 75° (1945) 0.08" NA
Mar 17 27° 46° -3° (1941) 74° (2003) 0.08" NA
Mar 18 28° 46° -1° (1941) 73° (1945) 0.08" NA
Mar 19 28° 47° -9° (1923) 78° (1921) 0.08" NA
Mar 20 28° 47° 4° (1965) 79° (1921) 0.08" NA
Mar 21 29° 48° 6° (1965) 78° (1938) 0.08" NA
Mar 22 29° 48° 4° (1912) 76° (1938) 0.09" NA
Mar 23 29° 49° 5° (1965) 82° (1939) 0.09" NA
Mar 24 30° 49° 1° (1974) 80° (1939) 0.09" NA
Mar 25 30° 50° 5° (1960) 79° (2007) 0.09" NA
Mar 26 30° 50° 5° (1960) 81° (1907) 0.09" NA
Mar 27 30° 51° 2° (1965) 79° (1945) 0.09" NA
Mar 28 31° 51° 8° (1970) 79° (1910) 0.1" NA
Mar 29 31° 51° 12° (1969) 85° (1986) 0.1" NA
Mar 30 31° 52° 6° (1954) 82° (1910) 0.1" NA
Mar 31 32° 52° 7° (1923) 84° (1986) 0.1" NA
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