Arthur, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 17° 33° -24° (1977) 70° (1952) 2.1" 6.1"
February 21° 38° -19° (1951) 73° (1996) 2.29" 4.4"
March 31° 50° -10° (1960) 86° (1981) 2.81" 2"
April 42° 63° 15° (1990) 90° (1987) 4.15" 0.1"
May 53° 74° 26° (1966) 95° (1998) 4.18" 0"
June 63° 83° 39° (2003) 105° (1954) 4.44" 0"
July 66° 86° 45° (1963) 113° (1954) 4.76" 0"
August 63° 84° 42° (1967) 104° (1988) 3.26" 0"
September 55° 78° 30° (1967) 102° (1954) 3.01" 0"
October 43° 66° 18° (1962) 93° (1953) 3.25" 0"
November 33° 51° -7° (1950) 82° (1950) 3.85" 0.7"
December 22° 37° -26° (1989) 70° (1998) 2.94" 4.7"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Oct 1 48° 72° 31° (1985) 91° (1971) 0.09" 0"
Oct 2 48° 72° 28° (2003) 93° (1953) 0.09" 0"
Oct 3 47° 72° 28° (1952) 91° (1953) 0.09" 0"
Oct 4 47° 71° 28° (1989) 90° (2006) 0.09" 0"
Oct 5 46° 71° 29° (1980) 89° (2006) 0.09" 0"
Oct 6 46° 70° 25° (1952) 89° (1963) 0.1" 0"
Oct 7 46° 70° 26° (1952) 92° (1963) 0.09" 0"
Oct 8 45° 69° 22° (1952) 91° (2007) 0.1" 0"
Oct 9 45° 69° 28° (1952) 89° (2007) 0.1" 0"
Oct 10 45° 69° 24° (1964) 87° (1954) 0.11" 0"
Oct 11 45° 68° 30° (1964) 89° (1962) 0.1" 0"
Oct 12 44° 68° 24° (1987) 91° (1962) 0.1" 0"
Oct 13 44° 67° 24° (1988) 88° (1989) 0.11" 0"
Oct 14 44° 67° 26° (1979) 86° (1992) 0.1" 0"
Oct 15 43° 66° 28° (2006) 88° (1963) 0.1" 0"
Oct 16 43° 66° 26° (1991) 85° (1963) 0.1" 0"
Oct 17 43° 66° 27° (1976) 86° (1950) 0.11" 0"
Oct 18 42° 65° 22° (1948) 87° (1953) 0.11" 0"
Oct 19 42° 65° 24° (1992) 86° (1950) 0.12" 0"
Oct 20 42° 64° 24° (1972) 87° (1953) 0.11" 0"
Oct 21 42° 64° 21° (1952) 87° (1953) 0.11" 0"
Oct 22 41° 63° 22° (1976) 87° (1953) 0.12" 0"
Oct 23 41° 63° 26° (1964) 84° (1963) 0.11" 0"
Oct 24 41° 63° 20° (1981) 82° (1963) 0.11" 0"
Oct 25 41° 62° 26° (1965) 82° (1963) 0.11" 0"
Oct 26 40° 62° 18° (1962) 84° (1963) 0.11" 0"
Oct 27 40° 61° 28° (1957) 80° (1950) 0.11" 0"
Oct 28 40° 61° 22° (1976) 79° (1950) 0.12" 0"
Oct 29 39° 60° 18° (1952) 81° (1971) 0.11" 0"
Oct 30 39° 60° 24° (1980) 85° (1950) 0.12" 0"
Oct 31 39° 59° 24° (1988) 84° (1950) 0.11" 0"
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