Rockford, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 13° 29° -27° (1982) 63° (1989) 1.37" 10.2"
February 18° 34° -25° (1933) 70° (2000) 1.47" 7.7"
March 28° 47° -11° (2002) 85° (1986) 2.32" 4.8"
April 38° 61° 5° (1982) 93° (1930) 3.35" 0.9"
May 48° 72° 24° (1966) 106° (1934) 4.02" 0"
June 59° 81° 35° (1945) 106° (1934) 4.65" 0"
July 63° 85° 43° (1967) 112° (1936) 3.95" 0"
August 61° 82° 35° (1915) 104° (1988) 4.59" 0"
September 52° 75° 24° (1942) 103° (1939) 3.35" 0"
October 41° 63° 7° (1925) 91° (1922) 2.67" 0.1"
November 30° 48° -10° (1977) 81° (1933) 2.58" 1.7"
December 18° 33° -24° (1983) 67° (2001) 1.98" 11.3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Aug 1 63° 84° 48° (1924) 101° (1988) 0.15" 0"
Aug 2 63° 84° 44° (1927) 99° (1991) 0.15" 0"
Aug 3 63° 84° 43° (1927) 100° (1930) 0.14" 0"
Aug 4 62° 83° 46° (1912) 99° (1947) 0.15" 0"
Aug 5 62° 83° 47° (1948) 104° (1918) 0.15" 0"
Aug 6 62° 83° 47° (1948) 102° (1918) 0.15" 0"
Aug 7 62° 83° 49° (1990) 101° (1918) 0.14" 0"
Aug 8 62° 83° 42° (1904) 99° (1934) 0.15" 0"
Aug 9 62° 83° 43° (1927) 100° (1936) 0.15" 0"
Aug 10 62° 83° 48° (1917) 98° (1944) 0.15" 0"
Aug 11 62° 83° 47° (1982) 101° (1941) 0.15" 0"
Aug 12 62° 83° 44° (1967) 99° (1918) 0.16" 0"
Aug 13 62° 83° 46° (1931) 96° (1944) 0.16" 0"
Aug 14 62° 83° 43° (1964) 97° (1944) 0.16" 0"
Aug 15 62° 83° 44° (1929) 99° (1988) 0.17" 0"
Aug 16 62° 83° 44° (1992) 104° (1988) 0.15" 0"
Aug 17 62° 83° 46° (1924) 102° (1988) 0.17" 0"
Aug 18 61° 82° 45° (1963) 101° (1936) 0.15" 0"
Aug 19 61° 82° 44° (1915) 100° (1947) 0.15" 0"
Aug 20 61° 82° 47° (1940) 100° (1947) 0.15" 0"
Aug 21 61° 82° 45° (1950) 100° (1955) 0.14" 0"
Aug 22 61° 82° 41° (1923) 101° (1936) 0.14" 0"
Aug 23 61° 82° 42° (1920) 101° (1947) 0.14" 0"
Aug 24 61° 82° 41° (1920) 102° (1947) 0.14" 0"
Aug 25 60° 82° 41° (1958) 97° (2003) 0.14" 0"
Aug 26 60° 82° 42° (1934) 97° (1953) 0.14" 0"
Aug 27 60° 81° 40° (1915) 97° (1953) 0.15" 0"
Aug 28 60° 81° 38° (1915) 97° (1955) 0.14" 0"
Aug 29 59° 81° 39° (1934) 98° (1948) 0.13" 0"
Aug 30 59° 81° 35° (1915) 99° (1953) 0.14" 0"
Aug 31 59° 81° 41° (1915) 101° (1953) 0.14" 0"
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