Aden, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 20° 39° -23° (1930) 76° (1943) 3.15" 4.8"
February 24° 45° -13° (1951) 79° (1972) 2.76" 4.5"
March 34° 55° -5° (1978) 90° (1929) 4.46" 2.3"
April 43° 66° 20° (1994) 93° (1930) 4.59" 0.4"
May 53° 76° 31° (1944) 100° (1911) 4.67" 0"
June 62° 85° 40° (1972) 106° (1936) 3.86" 0"
July 66° 89° 45° (1971) 113° (1936) 3.47" 0"
August 63° 88° 43° (1915) 111° (1936) 2.97" 0"
September 55° 81° 29° (1942) 108° (1925) 2.89" 0"
October 43° 70° 19° (1981) 97° (1941) 2.95" 0"
November 35° 56° -7° (1929) 85° (1915) 4.54" 0.7"
December 25° 44° -20° (1989) 75° (1982) 3.59" 3.2"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 29° 49° 9° (1964) 70° (1941) 0.14" NA
Dec 2 29° 48° 8° (1929) 72° (1950) 0.14" NA
Dec 3 29° 48° -4° (1929) 75° (1982) 0.14" NA
Dec 4 28° 48° 10° (1991) 72° (1998) 0.13" NA
Dec 5 28° 47° 10° (1991) 72° (2001) 0.13" NA
Dec 6 28° 47° 6° (1937) 72° (1956) 0.13" NA
Dec 7 27° 47° 4° (1977) 74° (1916) 0.13" NA
Dec 8 27° 46° 3° (1917) 69° (1916) 0.13" NA
Dec 9 27° 46° -9° (1917) 69° (1939) 0.12" NA
Dec 10 26° 45° -10° (1917) 71° (1918) 0.12" NA
Dec 11 26° 45° 0° (1917) 73° (1931) 0.12" NA
Dec 12 26° 45° -6° (1917) 69° (1929) 0.12" NA
Dec 13 25° 44° -5° (1962) 66° (1927) 0.12" NA
Dec 14 25° 44° 0° (1914) 67° (1948) 0.12" NA
Dec 15 25° 44° -14° (1914) 73° (1933) 0.11" NA
Dec 16 24° 43° -10° (1989) 69° (1948) 0.11" NA
Dec 17 24° 43° -8° (1989) 69° (1908) 0.11" NA
Dec 18 24° 43° -2° (1932) 68° (1984) 0.11" NA
Dec 19 24° 43° -4° (1901) 60° (1939) 0.11" NA
Dec 20 23° 42° -10° (1901) 74° (1908) 0.11" NA
Dec 21 23° 42° -9° (1989) 69° (1949) 0.11" NA
Dec 22 23° 42° -20° (1989) 68° (1949) 0.11" NA
Dec 23 23° 41° -19° (1989) 70° (1931) 0.11" NA
Dec 24 22° 41° -19° (1989) 65° (1955) 0.11" NA
Dec 25 22° 41° -10° (1983) 66° (1922) 0.1" NA
Dec 26 22° 41° -8° (1983) 73° (1942) 0.1" NA
Dec 27 22° 40° -4° (1935) 70° (1923) 0.1" NA
Dec 28 22° 40° -15° (1924) 69° (1928) 0.1" NA
Dec 29 21° 40° -2° (1924) 69° (1984) 0.1" NA
Dec 30 21° 40° -8° (1983) 68° (1923) 0.1" NA
Dec 31 21° 40° 0° (1983) 74° (1951) 0.1" NA
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