Rockbridge, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 19° 37° -25° (1977) 74° (1950) 2.17" 3.9"
February 23° 42° -22° (1982) 80° (1972) 2.34" 3.4"
March 32° 53° -11° (1960) 86° (1985) 3.24" 1.6"
April 42° 65° 18° (1961) 92° (1951) 3.88" 0.1"
May 53° 75° 28° (1976) 96° (1953) 4.61" 0"
June 62° 83° 37° (1972) 104° (1954) 3.84" 0"
July 66° 87° 43° (1962) 112° (1954) 3.62" 0"
August 63° 86° 38° (1986) 105° (1964) 3.17" 0"
September 54° 79° 27° (1983) 102° (1954) 3.41" 0"
October 43° 67° 17° (1981) 93° (1963) 3.21" 0.1"
November 34° 54° -2° (1991) 84° (1950) 4.08" 0.6"
December 22° 40° -19° (1989) 74° (1948) 3.12" 3.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jul 1 66° 87° 50° (1976) 97° (1956) 0.12" 0"
Jul 2 66° 87° 46° (1959) 104° (1980) 0.12" 0"
Jul 3 66° 87° 50° (1967) 99° (1954) 0.12" 0"
Jul 4 66° 87° 44° (1967) 98° (1954) 0.12" 0"
Jul 5 66° 87° 48° (1997) 98° (1990) 0.12" 0"
Jul 6 66° 87° 44° (1972) 99° (1954) 0.12" 0"
Jul 7 66° 87° 48° (1983) 98° (1954) 0.12" 0"
Jul 8 66° 87° 51° (1983) 97° (1989) 0.13" 0"
Jul 9 66° 87° 48° (1961) 99° (1966) 0.12" 0"
Jul 10 66° 87° 50° (1953) 102° (1966) 0.13" 0"
Jul 11 66° 87° 50° (1975) 102° (1966) 0.12" 0"
Jul 12 66° 87° 48° (1959) 110° (1954) 0.12" 0"
Jul 13 66° 87° 46° (1975) 108° (1954) 0.12" 0"
Jul 14 66° 87° 47° (1967) 112° (1954) 0.12" 0"
Jul 15 66° 87° 51° (1967) 112° (1954) 0.12" 0"
Jul 16 66° 87° 50° (1967) 101° (1980) 0.12" 0"
Jul 17 66° 87° 50° (1976) 99° (1954) 0.12" 0"
Jul 18 66° 87° 53° (1979) 110° (1954) 0.12" 0"
Jul 19 66° 87° 49° (1984) 108° (1954) 0.11" 0"
Jul 20 66° 87° 56° (1971) 104° (1954) 0.11" 0"
Jul 21 66° 87° 49° (1970) 102° (1954) 0.12" 0"
Jul 22 66° 87° 49° (1966) 101° (1983) 0.11" 0"
Jul 23 66° 87° 55° (2007) 102° (1983) 0.12" 0"
Jul 24 66° 87° 53° (2003) 103° (1983) 0.11" 0"
Jul 25 65° 87° 54° (2000) 100° (2005) 0.12" 0"
Jul 26 65° 87° 48° (1962) 103° (1952) 0.11" 0"
Jul 27 65° 87° 43° (1962) 102° (1952) 0.1" 0"
Jul 28 65° 87° 52° (2004) 103° (1952) 0.11" 0"
Jul 29 65° 87° 50° (1971) 100° (1954) 0.11" 0"
Jul 30 65° 87° 50° (1984) 101° (1954) 0.1" 0"
Jul 31 65° 87° 45° (1971) 101° (1970) 0.11" 0"
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