Allerton, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 16° 32° -25° (1999) 70° (1909) 1.9" 8.1"
February 21° 38° -25° (1905) 72° (2000) 2.01" 7"
March 30° 49° -5° (1906) 85° (1910) 3.21" 4.2"
April 40° 62° 16° (1982) 91° (1986) 3.65" 0.8"
May 51° 74° 26° (1903) 97° (1934) 4.8" 0"
June 60° 83° 37° (1945) 103° (1988) 4.21" 0"
July 64° 85° 41° (1904) 109° (1954) 4.67" 0"
August 62° 83° 39° (1915) 102° (1988) 4.37" 0"
September 54° 78° 29° (1942) 101° (1954) 3.22" 0"
October 43° 65° 13° (1925) 93° (1954) 2.81" 0.1"
November 33° 50° -5° (1950) 80° (1950) 3.45" 2"
December 22° 37° -20° (1983) 71° (1998) 2.76" 5.9"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Nov 1 37° 57° 21° (1930) 80° (1950) 0.1" NA
Nov 2 37° 56° 20° (1911) 77° (1961) 0.11" NA
Nov 3 37° 56° 11° (1951) 78° (1987) 0.11" NA
Nov 4 37° 55° 14° (1991) 78° (1978) 0.11" NA
Nov 5 36° 55° 17° (1991) 76° (1975) 0.11" NA
Nov 6 36° 54° 19° (1930) 79° (1915) 0.11" NA
Nov 7 36° 54° 14° (1991) 79° (1915) 0.11" NA
Nov 8 35° 53° 8° (1991) 77° (1999) 0.11" NA
Nov 9 35° 53° 7° (1991) 74° (1999) 0.11" NA
Nov 10 35° 52° 19° (1933) 74° (1949) 0.12" NA
Nov 11 34° 52° 16° (1913) 75° (1911) 0.12" NA
Nov 12 34° 51° 9° (1911) 71° (1909) 0.12" NA
Nov 13 34° 51° 7° (1986) 76° (1955) 0.12" NA
Nov 14 33° 50° 10° (1986) 75° (1971) 0.12" NA
Nov 15 33° 50° 12° (1916) 76° (1971) 0.12" NA
Nov 16 33° 49° 7° (1959) 74° (1931) 0.12" NA
Nov 17 32° 49° 3° (1959) 75° (1952) 0.12" NA
Nov 18 32° 48° 13° (1903) 72° (1930) 0.12" NA
Nov 19 31° 48° 11° (1903) 77° (1930) 0.12" NA
Nov 20 31° 47° 5° (1914) 72° (1942) 0.12" NA
Nov 21 31° 47° 9° (1937) 72° (1913) 0.12" NA
Nov 22 30° 46° 10° (1929) 70° (1913) 0.12" NA
Nov 23 30° 46° 8° (1950) 70° (1931) 0.12" NA
Nov 24 30° 45° -3° (1950) 65° (1966) 0.12" NA
Nov 25 29° 45° -5° (1950) 67° (1908) 0.12" NA
Nov 26 29° 44° 4° (1977) 69° (1927) 0.11" NA
Nov 27 28° 44° -1° (1930) 70° (1909) 0.11" NA
Nov 28 28° 43° -2° (1930) 74° (1905) 0.11" NA
Nov 29 28° 43° 1° (1929) 70° (1927) 0.11" NA
Nov 30 27° 42° -2° (1929) 65° (1962) 0.11" NA
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