Penfield, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 14° 33° -27° (1985) 68° (1950) 1.72" NA
February 19° 38° -19° (1996) 72° (2000) 1.78" NA
March 29° 50° -13° (1980) 85° (1986) 3.06" NA
April 39° 63° 10° (1982) 90° (1986) 3.64" NA
May 50° 75° 26° (2002) 97° (1991) 4.21" NA
June 60° 84° 38° (1993) 104° (1988) 3.88" NA
July 64° 87° 43° (2001) 109° (1954) 4.39" NA
August 61° 85° 38° (1986) 102° (1988) 4.35" NA
September 53° 79° 29° (2001) 101° (1953) 2.95" NA
October 41° 67° 21° (2000) 93° (2007) 2.91" NA
November 31° 51° -5° (1950) 81° (1968) 3.17" NA
December 20° 38° -22° (1989) 70° (1998) 2.69" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 44° 69° 31° (1978) 97° (1965) 0.13" NA
May 2 45° 69° 29° (1966) 89° (1965) 0.13" NA
May 3 45° 70° 27° (1978) 88° (1949) 0.13" NA
May 4 46° 70° 32° (1954) 89° (1952) 0.13" NA
May 5 46° 70° 33° (1968) 93° (1952) 0.13" NA
May 6 46° 71° 28° (1989) 90° (1949) 0.13" NA
May 7 47° 71° 30° (1989) 90° (2004) 0.13" NA
May 8 47° 72° 34° (1976) 89° (2007) 0.14" NA
May 9 47° 72° 31° (1966) 92° (1993) 0.14" NA
May 10 48° 72° 26° (1966) 89° (2004) 0.14" NA
May 11 48° 73° 34° (1960) 88° (1958) 0.14" NA
May 12 49° 73° 32° (1960) 91° (1956) 0.14" NA
May 13 49° 73° 35° (1960) 91° (1956) 0.14" NA
May 14 49° 74° 38° (1984) 86° (1962) 0.14" NA
May 15 50° 74° 37° (1996) 93° (1987) 0.14" NA
May 16 50° 75° 33° (1997) 93° (2001) 0.14" NA
May 17 51° 75° 37° (1994) 94° (2001) 0.14" NA
May 18 51° 75° 27° (2002) 91° (1964) 0.14" NA
May 19 51° 76° 34° (2002) 91° (1977) 0.14" NA
May 20 52° 76° 32° (1981) 95° (1998) 0.14" NA
May 21 52° 76° 26° (2002) 91° (1970) 0.14" NA
May 22 53° 77° 35° (1997) 93° (1987) 0.14" NA
May 23 53° 77° 39° (1961) 93° (1975) 0.14" NA
May 24 53° 77° 39° (1956) 92° (1975) 0.14" NA
May 25 54° 78° 35° (1988) 95° (1967) 0.14" NA
May 26 54° 78° 36° (1961) 93° (1967) 0.13" NA
May 27 54° 79° 35° (1961) 95° (1967) 0.13" NA
May 28 55° 79° 35° (1992) 94° (1991) 0.13" NA
May 29 55° 79° 34° (1965) 97° (1991) 0.13" NA
May 30 56° 80° 40° (1966) 94° (2006) 0.13" NA
May 31 56° 80° 40° (1966) 94° (1991) 0.13" NA
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