La Salle, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -11° -2° -32.2° (1985) 17.8° (1997) 1.46" NA
February -8° -29.4° (1979) 22.2° (1976) 1.42" NA
March -2° -22.2° (2002) 27.8° (1998) 2.67" NA
April 16° -10.6° (1982) 32.8° (1987) 3.6" NA
May 23° -3.9° (1989) 34.4° (2006) 4.55" NA
June 15° 28° 2.8° (1969) 38.3° (1988) 4.1" NA
July 17° 29° 5.6° (1972) 40° (1983) 4.04" NA
August 16° 28° 4.4° (1986) 39.4° (1988) 4.11" NA
September 11° 25° -2.8° (1974) 36.7° (2000) 3.63" NA
October 18° -8.9° (1988) 32.8° (2007) 3" NA
November -1° -20.6° (1977) 26.1° (2000) 2.83" NA
December -8° -29.4° (1989) 21.1° (1970) 2.29" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jan 1 -10.6° -1.1° -26° (1968) 13° (2005) 0.06" NA
Jan 2 -10.6° -1.1° -27° (1979) 13° (2005) 0.06" NA
Jan 3 -10.6° -1.1° -25° (1979) 17° (2000) 0.06" NA
Jan 4 -11.1° -1.7° -25° (1969) 16° (1997) 0.06" NA
Jan 5 -11.1° -1.7° -31° (1999) 18° (1997) 0.05" NA
Jan 6 -11.1° -1.7° -30° (1999) 9.4° (2007) 0.05" NA
Jan 7 -11.1° -1.7° -26° (1968) 12° (1965) 0.05" NA
Jan 8 -11.1° -1.7° -25° (1970) 17° (1965) 0.05" NA
Jan 9 -11.7° -1.7° -24° (1970) 15° (2003) 0.05" NA
Jan 10 -11.7° -1.7° -29° (1982) 15° (1975) 0.05" NA
Jan 11 -11.7° -1.7° -30° (1979) 14° (1975) 0.05" NA
Jan 12 -11.7° -2.2° -31° (1974) 9° (1992) 0.05" NA
Jan 13 -11.7° -2.2° -24° (1997) 15° (2005) 0.05" NA
Jan 14 -11.7° -2.2° -22° (1982) 9° (1996) 0.05" NA
Jan 15 -11.7° -2.2° -29° (1994) 8° (1987) 0.05" NA
Jan 16 -11.7° -2.2° -31° (1977) 13° (1990) 0.05" NA
Jan 17 -11.7° -2.2° -28° (1982) 14° (1990) 0.05" NA
Jan 18 -11.7° -2.2° -29° (1994) 16° (1996) 0.05" NA
Jan 19 -11.7° -1.7° -32° (1985) 16° (1996) 0.04" NA
Jan 20 -11.7° -1.7° -32° (1985) 14.4° (2006) 0.04" NA
Jan 21 -11.7° -1.7° -29° (1984) 13° (1964) 0.04" NA
Jan 22 -11.7° -1.7° -27° (1970) 14° (1964) 0.04" NA
Jan 23 -11.7° -1.7° -23° (1977) 17° (1967) 0.04" NA
Jan 24 -11.7° -1.7° -22° (1987) 17° (1967) 0.04" NA
Jan 25 -11.1° -1.7° -22° (1985) 14° (1973) 0.04" NA
Jan 26 -11.1° -1.7° -25° (1982) 12° (1973) 0.04" NA
Jan 27 -11.1° -1.7° -22° (1971) 13° (2002) 0.04" NA
Jan 28 -11.1° -1.1° -26° (1977) 16° (2002) 0.04" NA
Jan 29 -11.1° -1.1° -26° (1966) 15° (2002) 0.04" NA
Jan 30 -11.1° -1.1° -25° (1966) 13° (1974) 0.04" NA
Jan 31 -10.6° -1.1° -26° (1996) 13° (1988) 0.04" NA
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