Wenona, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 14° 32° -25° (1985) 69° (1909) 1.92" 5.4"
February 19° 37° -28° (1905) 74° (1996) 2.05" 4.4"
March 28° 49° -14° (1943) 88° (1986) 2.82" 2.8"
April 39° 63° 7° (1982) 93° (1986) 3.47" 1"
May 49° 74° 24° (1966) 103° (1934) 4.22" 0"
June 59° 83° 36° (1993) 105° (1934) 3.77" 0"
July 63° 86° 42° (1904) 111° (1936) 3.8" 0"
August 61° 84° 38° (1986) 105° (1936) 3.46" 0"
September 52° 78° 24° (1942) 104° (1913) 3.4" 0"
October 41° 65° 10° (1925) 93° (1963) 2.97" 0"
November 31° 50° -9° (1930) 82° (1950) 3.4" 0.9"
December 19° 36° -24° (1924) 70° (1998) 2.48" 7.3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 58° 83° 40° (1949) 101° (1953) 0.12" 0"
Sep 2 58° 83° 43° (1901) 102° (1913) 0.13" 0"
Sep 3 57° 83° 40° (1987) 104° (1913) 0.11" 0"
Sep 4 57° 82° 39° (1974) 101° (1925) 0.12" 0"
Sep 5 57° 82° 37° (1974) 101° (1925) 0.11" 0"
Sep 6 56° 82° 39° (1962) 103° (1925) 0.12" 0"
Sep 7 56° 82° 39° (1956) 101° (1939) 0.12" 0"
Sep 8 56° 81° 37° (1986) 99° (1922) 0.11" 0"
Sep 9 55° 81° 42° (1924) 102° (1933) 0.12" 0"
Sep 10 55° 81° 39° (1924) 99° (1912) 0.12" 0"
Sep 11 54° 80° 34° (1917) 98° (1978) 0.11" 0"
Sep 12 54° 80° 39° (1904) 96° (1939) 0.12" 0"
Sep 13 53° 80° 34° (1953) 100° (1939) 0.12" 0"
Sep 14 53° 79° 32° (1923) 101° (1939) 0.11" 0"
Sep 15 53° 79° 32° (2007) 101° (1939) 0.12" 0"
Sep 16 52° 79° 30° (1916) 97° (1939) 0.11" 0"
Sep 17 52° 78° 34° (1918) 95° (1908) 0.1" 0"
Sep 18 51° 78° 32° (1929) 97° (1908) 0.11" 0"
Sep 19 51° 77° 32° (1901) 97° (1908) 0.11" 0"
Sep 20 50° 77° 30° (1918) 97° (1908) 0.12" 0"
Sep 21 50° 76° 33° (1901) 97° (1908) 0.12" 0"
Sep 22 49° 76° 33° (1953) 92° (1930) 0.11" 0"
Sep 23 49° 76° 25° (1974) 95° (2005) 0.11" 0"
Sep 24 48° 75° 29° (1928) 92° (1908) 0.11" 0"
Sep 25 48° 75° 30° (1942) 93° (1908) 0.11" 0"
Sep 26 47° 74° 26° (1928) 92° (1920) 0.11" 0"
Sep 27 47° 74° 30° (1937) 93° (1998) 0.11" 0"
Sep 28 47° 73° 24° (1942) 93° (1939) 0.11" 0"
Sep 29 46° 73° 29° (1984) 98° (1953) 0.1" 0"
Sep 30 46° 72° 25° (1984) 91° (1971) 0.1" 0"
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