Ceffco, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 14° 30° -26° (1970) 67° (1989) 1.4" 8.7"
February 19° 36° -29° (1996) 70° (2000) 1.56" 6.8"
March 29° 49° -14° (1960) 87° (1986) 2.26" 3.3"
April 40° 63° 7° (1982) 94° (1952) 2.92" 0.8"
May 51° 74° 24° (2005) 93° (1991) 3.93" 0"
June 61° 82° 38° (1972) 100° (1988) 4.46" 0"
July 65° 85° 45° (1971) 101° (1995) 3.77" 0"
August 63° 83° 39° (1986) 101° (1988) 4.5" 0"
September 54° 76° 27° (1984) 100° (1953) 3.01" 0"
October 43° 64° 15° (1988) 92° (1953) 2.73" 0.1"
November 31° 49° -8° (1977) 79° (2000) 2.21" 1.5"
December 19° 34° -27° (1963) 70° (1998) 1.91" 9.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 46° 69° 29° (1963) 89° (1952) 0.11" 0"
May 2 46° 70° 30° (1961) 88° (1959) 0.1" 0"
May 3 47° 70° 24° (2005) 90° (1949) 0.12" 0"
May 4 47° 70° 27° (2005) 91° (1952) 0.11" 0"
May 5 47° 71° 33° (1954) 92° (1949) 0.11" 0"
May 6 48° 71° 30° (1989) 85° (2000) 0.11" 0"
May 7 48° 71° 27° (1989) 88° (1965) 0.11" 0"
May 8 48° 71° 35° (1954) 91° (1979) 0.11" 0"
May 9 49° 72° 29° (1966) 92° (1963) 0.12" 0"
May 10 49° 72° 28° (1966) 89° (1979) 0.11" 0"
May 11 49° 72° 32° (1966) 89° (1987) 0.12" 0"
May 12 50° 73° 33° (1960) 90° (1956) 0.13" 0"
May 13 50° 73° 33° (1971) 89° (1991) 0.13" 0"
May 14 50° 73° 35° (1980) 90° (2007) 0.13" 0"
May 15 51° 73° 33° (1973) 89° (1977) 0.13" 0"
May 16 51° 74° 31° (1997) 89° (1977) 0.13" 0"
May 17 51° 74° 33° (1973) 90° (1996) 0.13" 0"
May 18 52° 74° 34° (2002) 92° (1996) 0.14" 0"
May 19 52° 75° 36° (1968) 91° (1975) 0.13" 0"
May 20 52° 75° 36° (1963) 90° (1975) 0.14" 0"
May 21 53° 75° 33° (2002) 90° (1972) 0.14" 0"
May 22 53° 75° 33° (1963) 91° (1956) 0.14" 0"
May 23 53° 76° 32° (1963) 92° (1975) 0.14" 0"
May 24 54° 76° 39° (1979) 90° (1950) 0.14" 0"
May 25 54° 76° 39° (1988) 91° (1967) 0.13" 0"
May 26 54° 76° 38° (1961) 93° (1978) 0.14" 0"
May 27 55° 77° 34° (1992) 93° (1978) 0.13" 0"
May 28 55° 77° 37° (1971) 93° (1991) 0.13" 0"
May 29 55° 77° 33° (1965) 92° (2006) 0.13" 0"
May 30 56° 78° 40° (1984) 93° (1953) 0.14" 0"
May 31 56° 78° 40° (1972) 91° (1988) 0.15" 0"
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