Blair, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 21° 38° -25° (1904) 75° (1943) 2.74" NA
February 25° 44° -25° (1982) 79° (1972) 2.49" NA
March 34° 55° -14° (1978) 89° (1929) 4.02" NA
April 43° 67° 18° (1990) 97° (1989) 4.14" NA
May 53° 76° 29° (1976) 96° (1914) 4.31" NA
June 62° 85° 38° (1992) 105° (1936) 4.34" NA
July 65° 89° 44° (1988) 111° (1936) 3.88" NA
August 63° 87° 39° (1986) 109° (1930) 3.34" NA
September 56° 80° 27° (1942) 108° (1953) 3.2" NA
October 45° 69° 6° (1946) 97° (1910) 3.03" NA
November 35° 55° -2° (1929) 86° (1950) 4.09" NA
December 25° 43° -21° (1989) 73° (1998) 3.36" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jul 1 64° 88° 47° (1937) 102° (1933) 0.14" NA
Jul 2 65° 88° 44° (1988) 104° (1926) 0.14" NA
Jul 3 65° 88° 48° (1924) 104° (1926) 0.14" NA
Jul 4 65° 88° 46° (1922) 104° (1926) 0.14" NA
Jul 5 65° 88° 48° (1972) 101° (1936) 0.13" NA
Jul 6 65° 88° 45° (1972) 105° (1936) 0.13" NA
Jul 7 65° 88° 48° (1972) 108° (1936) 0.13" NA
Jul 8 65° 88° 50° (1983) 106° (1936) 0.13" NA
Jul 9 65° 88° 52° (1918) 103° (1914) 0.13" NA
Jul 10 65° 88° 49° (1963) 106° (1936) 0.13" NA
Jul 11 65° 88° 51° (1945) 108° (1930) 0.13" NA
Jul 12 65° 89° 51° (1973) 108° (1914) 0.13" NA
Jul 13 65° 89° 50° (1940) 108° (1914) 0.13" NA
Jul 14 66° 89° 49° (1975) 110° (1954) 0.13" NA
Jul 15 66° 89° 51° (1926) 111° (1936) 0.13" NA
Jul 16 66° 89° 53° (1930) 106° (1936) 0.12" NA
Jul 17 66° 89° 50° (1976) 105° (1913) 0.12" NA
Jul 18 66° 89° 50° (1976) 106° (1913) 0.12" NA
Jul 19 66° 89° 51° (1984) 106° (1930) 0.12" NA
Jul 20 66° 89° 51° (1929) 105° (1930) 0.12" NA
Jul 21 66° 89° 50° (1937) 105° (1930) 0.12" NA
Jul 22 66° 89° 49° (1947) 108° (1901) 0.12" NA
Jul 23 66° 89° 48° (1947) 105° (1901) 0.12" NA
Jul 24 66° 89° 52° (1906) 107° (1901) 0.12" NA
Jul 25 66° 89° 51° (1906) 103° (1914) 0.12" NA
Jul 26 66° 89° 49° (1977) 107° (1930) 0.12" NA
Jul 27 65° 89° 47° (1962) 110° (1930) 0.12" NA
Jul 28 65° 89° 51° (1962) 111° (1930) 0.12" NA
Jul 29 65° 89° 52° (1971) 105° (1913) 0.11" NA
Jul 30 65° 89° 49° (1965) 106° (1913) 0.11" NA
Jul 31 65° 88° 48° (1971) 104° (1913) 0.11" NA
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