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
Feb 1 22° 40° -10° (1904) 69° (1911) 0.08" NA
Feb 2 22° 40° -11° (1979) 68° (1911) 0.08" NA
Feb 3 22° 41° -13° (1996) 68° (1943) 0.08" NA
Feb 4 22° 41° -11° (1904) 67° (1991) 0.08" NA
Feb 5 23° 41° -13° (1979) 72° (1927) 0.08" NA
Feb 6 23° 41° -9° (1977) 70° (1925) 0.08" NA
Feb 7 23° 42° -15° (1906) 73° (1925) 0.08" NA
Feb 8 23° 42° -7° (1977) 72° (1925) 0.08" NA
Feb 9 24° 42° -12° (1979) 72° (1938) 0.08" NA
Feb 10 24° 43° -25° (1982) 70° (1976) 0.08" NA
Feb 11 24° 43° -10° (1955) 70° (1999) 0.08" NA
Feb 12 24° 43° -8° (1981) 75° (1938) 0.08" NA
Feb 13 25° 44° -19° (1905) 74° (1938) 0.09" NA
Feb 14 25° 44° -12° (1905) 70° (1921) 0.09" NA
Feb 15 25° 44° -10° (1905) 76° (1945) 0.09" NA
Feb 16 25° 44° -9° (1905) 70° (1954) 0.09" NA
Feb 17 26° 45° -5° (1958) 74° (1911) 0.09" NA
Feb 18 26° 45° -18° (1910) 71° (1961) 0.09" NA
Feb 19 26° 46° -10° (1979) 72° (1930) 0.09" NA
Feb 20 26° 46° 4° (1929) 70° (1930) 0.09" NA
Feb 21 27° 46° 2° (1963) 73° (1930) 0.09" NA
Feb 22 27° 47° -5° (1963) 72° (1922) 0.1" NA
Feb 23 27° 47° 2° (1910) 70° (1982) 0.1" NA
Feb 24 28° 47° 0° (1914) 75° (1930) 0.1" NA
Feb 25 28° 48° -1° (1967) 74° (2000) 0.1" NA
Feb 26 28° 48° 3° (1980) 73° (1996) 0.1" NA
Feb 27 29° 49° -9° (1934) 74° (1976) 0.11" NA
Feb 28 29° 49° -4° (1906) 74° (1972) 0.11" NA
Feb 29 29° 49° 12° (1960) 79° (1972) 0.11" NA
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