Long Grove, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 13° 28° -26° (1985) 62° (1967) 1.9" 11.6"
February 17° 33° -21° (1977) 69° (2000) 1.97" 7.3"
March 26° 44° -9° (2002) 83° (1986) 2.29" 3.8"
April 38° 57° 5° (1982) 89° (1980) 3.56" 0.7"
May 48° 68° 22° (1966) 93° (1975) 4.24" 0"
June 58° 78° 35° (1993) 102° (1971) 3.85" 0"
July 63° 82° 38° (1965) 103° (1974) 3.78" 0"
August 61° 79° 38° (1986) 100° (1991) 4.86" 0"
September 52° 72° 25° (1964) 96° (1978) 3.4" 0"
October 41° 60° 14° (1988) 88° (1971) 3.1" 0.1"
November 30° 47° -10° (1976) 75° (1968) 3.04" 1.4"
December 18° 33° -20° (1983) 66° (1982) 2.26" 10"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 43° 64° 26° (1963) 84° (1965) 0.12" 0"
May 2 43° 64° 27° (1966) 84° (1965) 0.12" 0"
May 3 44° 65° 26° (1971) 86° (1968) 0.13" 0"
May 4 44° 65° 31° (1966) 84° (1970) 0.13" 0"
May 5 44° 65° 28° (1989) 85° (1980) 0.14" 0"
May 6 45° 65° 28° (1989) 85° (1980) 0.13" 0"
May 7 45° 66° 27° (1974) 84° (2000) 0.13" 0"
May 8 45° 66° 30° (1976) 85° (1963) 0.14" 0"
May 9 45° 66° 27° (1966) 88° (1963) 0.13" 0"
May 10 46° 67° 22° (1966) 86° (1979) 0.13" 0"
May 11 46° 67° 31° (1966) 87° (1987) 0.14" 0"
May 12 46° 67° 28° (1981) 88° (1982) 0.14" 0"
May 13 47° 67° 32° (1971) 83° (2000) 0.14" 0"
May 14 47° 68° 34° (1964) 84° (1965) 0.14" 0"
May 15 47° 68° 36° (1973) 88° (1982) 0.15" 0"
May 16 47° 68° 33° (1984) 87° (1977) 0.13" 0"
May 17 48° 68° 34° (1973) 90° (1971) 0.13" 0"
May 18 48° 69° 31° (2002) 88° (1964) 0.14" 0"
May 19 48° 69° 35° (1976) 93° (1975) 0.15" 0"
May 20 49° 69° 34° (1981) 89° (1977) 0.14" 0"
May 21 49° 69° 30° (2002) 89° (1977) 0.14" 0"
May 22 49° 70° 35° (1971) 89° (1964) 0.15" 0"
May 23 50° 70° 30° (1963) 88° (1964) 0.15" 0"
May 24 50° 70° 38° (1963) 87° (1964) 0.14" 0"
May 25 50° 71° 31° (1992) 90° (2010) 0.14" 0"
May 26 51° 71° 34° (1983) 87° (1985) 0.14" 0"
May 27 51° 71° 30° (1992) 90° (1985) 0.13" 0"
May 28 51° 71° 32° (1971) 90° (1978) 0.14" 0"
May 29 52° 72° 33° (1965) 91° (1969) 0.13" 0"
May 30 52° 72° 35° (1964) 90° (1978) 0.14" 0"
May 31 52° 72° 37° (1990) 89° (1988) 0.14" 0"
Advertisements
Track Severe Weather on mobile