Winchester, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 18° 35° -26° (1912) 77° (1909) 1.7" 5.5"
February 21° 41° -25° (1905) 83° (1932) 2" 4.5"
March 31° 52° -13° (1978) 94° (1907) 2.91" 1.8"
April 42° 64° 11° (1920) 93° (1930) 3.8" 0.3"
May 52° 74° 22° (1907) 103° (1934) 4.48" 0"
June 62° 82° 35° (1946) 106° (1934) 3.98" 0"
July 65° 86° 35° (1918) 113° (1934) 3.88" 0"
August 63° 85° 41° (1910) 112° (1934) 3.18" 0"
September 54° 78° 25° (1942) 104° (1913) 3.18" 0"
October 43° 67° 13° (1925) 95° (1953) 3.04" 0"
November 33° 53° -6° (1929) 84° (1937) 3.54" 0.5"
December 22° 39° -20° (1989) 74° (1948) 2.61" 3.9"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jul 1 65° 86° 48° (1924) 104° (1931) 0.13" 0"
Jul 2 65° 86° 50° (1904) 103° (1934) 0.13" 0"
Jul 3 65° 86° 51° (1945) 104° (1911) 0.12" 0"
Jul 4 65° 86° 49° (1922) 105° (1936) 0.13" 0"
Jul 5 65° 86° 47° (1915) 104° (1911) 0.13" 0"
Jul 6 66° 86° 44° (1972) 102° (1936) 0.13" 0"
Jul 7 66° 86° 50° (1906) 103° (1936) 0.13" 0"
Jul 8 66° 86° 55° (1922) 104° (1936) 0.14" 0"
Jul 9 66° 86° 50° (1918) 104° (1936) 0.13" 0"
Jul 10 66° 86° 53° (1961) 105° (1936) 0.13" 0"
Jul 11 66° 86° 51° (1945) 105° (1914) 0.13" 0"
Jul 12 66° 86° 50° (1918) 108° (1954) 0.13" 0"
Jul 13 66° 86° 48° (1975) 107° (1936) 0.13" 0"
Jul 14 66° 86° 46° (1950) 111° (1936) 0.13" 0"
Jul 15 66° 86° 49° (1967) 111° (1936) 0.13" 0"
Jul 16 66° 86° 46° (1930) 110° (1936) 0.14" 0"
Jul 17 66° 86° 49° (1911) 108° (1913) 0.13" 0"
Jul 18 65° 86° 48° (1911) 108° (1954) 0.13" 0"
Jul 19 65° 86° 35° (1918) 111° (1934) 0.12" 0"
Jul 20 65° 86° 51° (1909) 113° (1934) 0.13" 0"
Jul 21 65° 86° 47° (1944) 109° (1934) 0.12" 0"
Jul 22 65° 86° 46° (1947) 108° (1934) 0.13" 0"
Jul 23 65° 86° 48° (1947) 111° (1934) 0.12" 0"
Jul 24 65° 86° 53° (1905) 113° (1934) 0.13" 0"
Jul 25 65° 85° 50° (1911) 109° (1934) 0.12" 0"
Jul 26 65° 85° 47° (1911) 106° (1914) 0.12" 0"
Jul 27 65° 85° 48° (1971) 107° (1930) 0.11" 0"
Jul 28 65° 85° 51° (1920) 109° (1930) 0.11" 0"
Jul 29 65° 85° 50° (1925) 105° (1913) 0.11" 0"
Jul 30 65° 85° 53° (1936) 105° (1913) 0.1" 0"
Jul 31 65° 85° 47° (1971) 104° (1916) 0.11" 0"
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