Arthur, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 18° 34° -24° (1977) 70° (1952) 2.29" NA
February 23° 41° -19° (1951) 73° (1996) 2.12" NA
March 33° 53° -10° (1960) 86° (1981) 3.14" NA
April 42° 66° 15° (1990) 90° (1987) 3.84" NA
May 53° 76° 26° (1966) 95° (1998) 3.96" NA
June 62° 85° 39° (2003) 105° (1954) 4.15" NA
July 66° 88° 45° (1963) 113° (1954) 4.64" NA
August 64° 86° 42° (1967) 104° (1988) 3.73" NA
September 56° 80° 30° (1967) 102° (1954) 3.14" NA
October 45° 68° 18° (1962) 93° (1953) 2.86" NA
November 35° 52° -7° (1950) 82° (1950) 3.74" NA
December 24° 39° -26° (1989) 70° (1998) 3.05" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jan 1 19° 35° -12° (1968) 65° (1952) 0.08" NA
Jan 2 19° 35° -6° (1979) 64° (1997) 0.08" NA
Jan 3 19° 35° -2° (1979) 63° (1950) 0.08" NA
Jan 4 19° 34° -15° (1999) 65° (1997) 0.08" NA
Jan 5 18° 34° -21° (1999) 59° (1955) 0.08" NA
Jan 6 18° 34° -9° (1970) 54° (1987) 0.08" NA
Jan 7 18° 34° -13° (1968) 61° (1989) 0.08" NA
Jan 8 18° 34° -11° (1970) 62° (1949) 0.08" NA
Jan 9 18° 34° -11° (1999) 58° (1965) 0.08" NA
Jan 10 18° 34° -18° (1982) 60° (1975) 0.08" NA
Jan 11 18° 34° -17° (1977) 57° (1975) 0.08" NA
Jan 12 18° 34° -14° (1977) 66° (1995) 0.08" NA
Jan 13 18° 34° -8° (1977) 65° (2005) 0.07" NA
Jan 14 17° 34° -10° (1957) 60° (1952) 0.07" NA
Jan 15 17° 34° -14° (1979) 64° (1949) 0.07" NA
Jan 16 17° 34° -21° (1977) 65° (1990) 0.07" NA
Jan 17 17° 34° -24° (1977) 70° (1952) 0.07" NA
Jan 18 17° 34° -17° (1994) 62° (1951) 0.07" NA
Jan 19 17° 34° -23° (1994) 62° (1952) 0.07" NA
Jan 20 17° 34° -23° (1985) 60° (1952) 0.07" NA
Jan 21 18° 34° -17° (1984) 61° (1986) 0.07" NA
Jan 22 18° 34° -11° (1970) 61° (1964) 0.07" NA
Jan 23 18° 34° -13° (1963) 66° (1967) 0.07" NA
Jan 24 18° 34° -14° (1987) 68° (1950) 0.07" NA
Jan 25 18° 35° -6° (1961) 69° (1950) 0.07" NA
Jan 26 18° 35° -6° (1987) 69° (1950) 0.07" NA
Jan 27 18° 35° -8° (1963) 62° (1999) 0.07" NA
Jan 28 18° 35° -14° (1963) 57° (1998) 0.07" NA
Jan 29 19° 35° -12° (1966) 63° (2002) 0.07" NA
Jan 30 19° 36° -18° (1966) 58° (1988) 0.07" NA
Jan 31 19° 36° -13° (2004) 67° (1989) 0.07" NA
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