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
Apr 1 0.6° 12.8° -5° (1968) 24° (1978) 0.1" NA
Apr 2 0.6° 12.8° -6° (1992) 29° (2003) 0.11" NA
Apr 3 1.1° 13.3° -9° (1975) 27° (1999) 0.11" NA
Apr 4 1.1° 13.3° -9° (1975) 28° (1996) 0.11" NA
Apr 5 1.1° 13.9° -8° (1995) 26° (2005) 0.11" NA
Apr 6 1.7° 13.9° -8° (1979) 29° (1988) 0.11" NA
Apr 7 1.7° 14.4° -11° (1982) 29° (1991) 0.11" NA
Apr 8 1.7° 14.4° -11° (1972) 28° (2001) 0.11" NA
Apr 9 2.2° 14.4° -9° (1997) 27° (2001) 0.11" NA
Apr 10 2.2° 15° -8° (1997) 28° (1977) 0.11" NA
Apr 11 2.2° 15° -4° (1967) 29° (1977) 0.11" NA
Apr 12 2.8° 15.6° -6° (1976) 29° (1977) 0.12" NA
Apr 13 2.8° 15.6° -5° (1989) 28° (1996) 0.12" NA
Apr 14 2.8° 16.1° -5° (1989) 31° (1977) 0.12" NA
Apr 15 2.8° 16.1° -5° (1983) 30° (2003) 0.12" NA
Apr 16 3.3° 16.1° -3° (1983) 31° (2002) 0.12" NA
Apr 17 3.3° 16.7° -3° (1997) 31° (1977) 0.12" NA
Apr 18 3.9° 16.7° -4° (1990) 31° (2002) 0.12" NA
Apr 19 3.9° 17.2° -6° (1983) 32° (2002) 0.12" NA
Apr 20 3.9° 17.2° -1° (1983) 29° (1985) 0.12" NA
Apr 21 4.4° 17.2° -2° (1988) 33° (1987) 0.13" NA
Apr 22 4.4° 17.8° -2° (1978) 33° (1980) 0.13" NA
Apr 23 4.4° 17.8° -4° (1967) 32° (1980) 0.13" NA
Apr 24 18.3° -6° (1967) 29° (1990) 0.13" NA
Apr 25 18.3° -3° (1972) 31° (1990) 0.13" NA
Apr 26 18.3° -3° (1972) 32° (1989) 0.13" NA
Apr 27 5.6° 18.9° -2° (1976) 31° (1994) 0.13" NA
Apr 28 5.6° 18.9° -2° (1967) 30° (1970) 0.13" NA
Apr 29 5.6° 19.4° -3° (1977) 30° (1970) 0.14" NA
Apr 30 6.1° 19.4° -1° (1977) 32° (1987) 0.14" NA
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