Lanark, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 29° -31° (1910) 61° (2002) 1.43" 8.8"
February 13° 35° -30° (1996) 70° (2000) 1.52" 6.9"
March 25° 47° -16° (1962) 85° (1986) 2.63" 5.3"
April 35° 60° -2° (1982) 92° (1930) 3.67" 1.9"
May 46° 72° 20° (2005) 104° (1934) 4.34" 0"
June 54° 82° 31° (1988) 104° (1934) 4.77" 0"
July 59° 85° 35° (1904) 108° (1936) 3.83" 0"
August 56° 83° 32° (1986) 103° (1936) 4.54" 0"
September 47° 76° 23° (1983) 99° (1939) 3.48" 0"
October 36° 64° 4° (1925) 91° (1997) 2.73" 0.1"
November 26° 47° -15° (1976) 79° (2000) 2.84" 2.2"
December 14° 34° -28° (1914) 69° (1998) 2.02" 7.3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 52° 80° 35° (1901) 97° (1953) 0.14" NA
Sep 2 52° 80° 36° (1909) 97° (1913) 0.14" NA
Sep 3 52° 80° 35° (1908) 95° (1925) 0.13" NA
Sep 4 52° 79° 34° (1974) 99° (1925) 0.13" NA
Sep 5 51° 79° 32° (1988) 95° (1912) 0.13" NA
Sep 6 51° 79° 27° (1988) 99° (1922) 0.13" NA
Sep 7 50° 79° 27° (1988) 99° (1939) 0.13" NA
Sep 8 50° 78° 30° (1988) 98° (1922) 0.13" NA
Sep 9 50° 78° 33° (1986) 96° (1912) 0.13" NA
Sep 10 49° 78° 33° (1910) 95° (1931) 0.12" NA
Sep 11 49° 77° 34° (1993) 94° (1931) 0.12" NA
Sep 12 49° 77° 29° (1902) 94° (1908) 0.12" NA
Sep 13 48° 77° 30° (1902) 95° (1939) 0.12" NA
Sep 14 48° 76° 32° (1975) 97° (1939) 0.12" NA
Sep 15 48° 76° 31° (2007) 97° (1939) 0.12" NA
Sep 16 47° 76° 32° (1916) 95° (1931) 0.11" NA
Sep 17 47° 75° 32° (1937) 92° (1925) 0.11" NA
Sep 18 46° 75° 26° (1903) 94° (1988) 0.11" NA
Sep 19 46° 75° 29° (1901) 92° (1908) 0.11" NA
Sep 20 46° 75° 29° (1956) 93° (1920) 0.11" NA
Sep 21 45° 74° 30° (1991) 93° (1908) 0.11" NA
Sep 22 45° 74° 26° (1976) 90° (1937) 0.11" NA
Sep 23 45° 74° 23° (1983) 90° (1937) 0.1" NA
Sep 24 44° 73° 23° (1976) 91° (1920) 0.1" NA
Sep 25 44° 73° 27° (1942) 94° (1920) 0.1" NA
Sep 26 43° 72° 24° (1928) 88° (1920) 0.1" NA
Sep 27 43° 72° 28° (1909) 90° (1998) 0.1" NA
Sep 28 43° 72° 24° (1942) 90° (1939) 0.1" NA
Sep 29 42° 71° 26° (1908) 94° (1953) 0.1" NA
Sep 30 42° 71° 25° (1993) 90° (1971) 0.1" NA
Advertisements
Track Severe Weather on mobile