Mattoon, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 17° 33° -23° (1985) 70° (1950) 2.03" 5.6"
February 21° 39° -17° (1996) 74° (2000) 2.08" 4.5"
March 32° 50° -8° (1960) 85° (1981) 3.06" 2.5"
April 42° 62° 17° (1987) 89° (1987) 3.84" 0.1"
May 53° 73° 28° (1966) 95° (1987) 3.95" 0"
June 63° 83° 41° (1992) 105° (1954) 4.21" 0"
July 66° 86° 48° (1962) 111° (1954) 4.16" 0"
August 64° 84° 40° (1986) 104° (1988) 3.25" 0"
September 56° 78° 33° (1983) 103° (1954) 3.06" 0"
October 45° 66° 19° (1962) 92° (1954) 3.02" 0"
November 33° 51° -2° (1950) 82° (1950) 3.71" 1.1"
December 22° 38° -20° (1989) 71° (1998) 2.84" 4.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Feb 1 17° 35° -9° (1951) 59° (1973) 0.07" NA
Feb 2 18° 35° -11° (1996) 59° (1953) 0.07" NA
Feb 3 18° 35° -17° (1996) 62° (1992) 0.07" NA
Feb 4 18° 35° -15° (1996) 64° (1962) 0.07" NA
Feb 5 18° 36° -11° (1979) 57° (1973) 0.07" NA
Feb 6 19° 36° -8° (1982) 52° (1963) 0.07" NA
Feb 7 19° 36° -3° (1977) 55° (1987) 0.07" NA
Feb 8 19° 36° -3° (1979) 62° (1990) 0.07" NA
Feb 9 19° 37° -11° (1979) 60° (1966) 0.07" NA
Feb 10 20° 37° -16° (1982) 68° (1976) 0.07" NA
Feb 11 20° 37° -8° (1955) 69° (1999) 0.07" NA
Feb 12 20° 38° -7° (1988) 61° (1984) 0.07" NA
Feb 13 20° 38° -2° (1988) 62° (1962) 0.07" NA
Feb 14 21° 38° 5° (1986) 66° (1954) 0.07" NA
Feb 15 21° 38° -6° (1986) 71° (1954) 0.07" NA
Feb 16 21° 39° -6° (1958) 66° (1976) 0.07" NA
Feb 17 22° 39° -7° (1958) 60° (1961) 0.08" NA
Feb 18 22° 40° -9° (1993) 68° (1961) 0.08" NA
Feb 19 22° 40° -5° (1979) 63° (1981) 0.08" NA
Feb 20 23° 40° 1° (1959) 67° (1983) 0.08" NA
Feb 21 23° 41° -4° (1963) 67° (1983) 0.08" NA
Feb 22 23° 41° -5° (1963) 70° (1983) 0.08" NA
Feb 23 24° 41° 6° (1967) 65° (1961) 0.08" NA
Feb 24 24° 42° -1° (1967) 74° (2000) 0.08" NA
Feb 25 24° 42° -4° (1967) 72° (2000) 0.08" NA
Feb 26 25° 43° -4° (1963) 69° (1996) 0.08" NA
Feb 27 25° 43° 0° (1993) 71° (1976) 0.08" NA
Feb 28 26° 43° 7° (1993) 70° (1972) 0.08" NA
Feb 29 26° 43° 1° (1960) 73° (1972) 0.08" NA
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