Chicago, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -8° -31.1° (1985) 19.4° (1950) 2.17" NA
February -4° -24.4° (1951) 21.7° (1976) 1.77" NA
March -17.8° (1962) 28.9° (1986) 3.01" NA
April 15° -10.6° (1982) 32.8° (1986) 3.65" NA
May 11° 21° 0° (1954) 34.4° (1991) 3.7" NA
June 16° 27° 5° (1972) 40° (1988) 4.3" NA
July 19° 29° 10.6° (1975) 38.9° (1991) 3.68" NA
August 18° 28° 9.4° (1965) 38.3° (1988) 3.86" NA
September 14° 24° 2.8° (1974) 37.2° (1953) 3.21" NA
October 18° -4.4° (1981) 33.3° (1971) 2.71" NA
November -17.8° (1950) 26.7° (1950) 3.32" NA
December -4° -28.9° (1983) 20.6° (1982) 2.63" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Aug 1 19.4° 28.9° 14° (1990) 37° (1988) 0.12" NA
Aug 2 19.4° 28.9° 14° (1965) 38° (1988) 0.12" NA
Aug 3 19.4° 28.9° 13° (1950) 38° (1991) 0.12" NA
Aug 4 19.4° 28.9° 13° (1978) 37° (1956) 0.12" NA
Aug 5 19.4° 28.9° 12° (1972) 36° (1988) 0.12" NA
Aug 6 19.4° 28.9° 13° (1948) 36° (1968) 0.12" NA
Aug 7 19.4° 28.9° 14° (1989) 34° (1984) 0.12" NA
Aug 8 19.4° 28.9° 13° (1989) 36° (1983) 0.12" NA
Aug 9 18.9° 28.9° 11° (1972) 37° (1983) 0.12" NA
Aug 10 18.9° 28.9° 12° (1972) 36° (1984) 0.12" NA
Aug 11 18.9° 28.9° 12° (1965) 33° (1983) 0.13" NA
Aug 12 18.9° 28.3° 12° (1964) 34° (1988) 0.13" NA
Aug 13 18.9° 28.3° 12° (1964) 35° (1988) 0.13" NA
Aug 14 18.9° 28.3° 11° (1964) 34° (1988) 0.13" NA
Aug 15 18.9° 28.3° 12° (1964) 35° (1965) 0.13" NA
Aug 16 18.9° 28.3° 13° (1979) 38° (1988) 0.13" NA
Aug 17 18.3° 28.3° 12° (1976) 38° (1988) 0.13" NA
Aug 18 18.3° 28.3° 12° (1963) 38° (1988) 0.13" NA
Aug 19 18.3° 27.8° 13° (1950) 37° (1983) 0.13" NA
Aug 20 18.3° 27.8° 11° (1955) 37° (1983) 0.13" NA
Aug 21 18.3° 27.8° 10° (1950) 36° (1955) 0.13" NA
Aug 22 18.3° 27.8° 14° (1950) 36° (1983) 0.13" NA
Aug 23 17.8° 27.8° 12° (1987) 36° (1962) 0.13" NA
Aug 24 17.8° 27.8° 12° (1966) 37° (1948) 0.13" NA
Aug 25 17.8° 27.8° 12° (1958) 35° (1948) 0.12" NA
Aug 26 17.8° 27.2° 12° (1964) 35° (1991) 0.12" NA
Aug 27 17.2° 27.2° 13° (1967) 36° (1973) 0.12" NA
Aug 28 17.2° 27.2° 10° (1965) 36° (1973) 0.12" NA
Aug 29 17.2° 27.2° 9° (1965) 36° (1984) 0.12" NA
Aug 30 17.2° 27.2° 11° (1986) 36° (1984) 0.12" NA
Aug 31 16.7° 26.7° 10° (1988) 37° (1953) 0.12" NA
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