Jacksonville, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -9° -31.1° (1927) 23.9° (1950) 1.35" 6.6"
February -7° -33.3° (1934) 26.7° (1932) 1.69" 6.5"
March -2° 11° -25.6° (1948) 32.8° (1907) 3.18" 2.3"
April 18° -12.2° (1920) 34.4° (1930) 3.77" 0.4"
May 23° -3.3° (1966) 39.4° (1934) 4.86" 0"
June 15° 28° 2.2° (1993) 41.7° (1931) 4.36" 0"
July 17° 31° 6.1° (1930) 45.6° (1954) 3.85" 0"
August 16° 29° 3.9° (1986) 44.4° (1934) 3.35" 0"
September 11° 26° -3.9° (1942) 39.4° (1913) 3.46" 0"
October 20° -12.8° (1925) 35° (1922) 2.61" 0"
November -1° 11° -20.6° (1929) 28.9° (1937) 3.45" 1.2"
December -7° -31.1° (1944) 23.3° (1998) 2.54" 5.3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Oct 1 7.8° 23.3° -2° (1939) 33° (1901) 0.09" NA
Oct 2 7.8° 23.3° -3° (1974) 34° (1922) 0.09" NA
Oct 3 7.2° 23.3° -4° (2003) 35° (1922) 0.09" NA
Oct 4 7.2° 22.8° -3° (1935) 34.4° (2006) 0.09" NA
Oct 5 7.2° 22.8° -4° (1901) 33° (1922) 0.09" NA
Oct 6 6.7° 22.2° -4° (2004) 33° (1927) 0.09" NA
Oct 7 6.7° 22.2° -5° (1935) 34° (1939) 0.08" NA
Oct 8 6.1° 21.7° -5° (1952) 33° (1939) 0.08" NA
Oct 9 6.1° 21.7° -4° (1987) 33° (1938) 0.08" NA
Oct 10 6.1° 21.7° -5° (1964) 32° (1938) 0.08" NA
Oct 11 5.6° 21.1° -5° (1906) 32° (1938) 0.08" NA
Oct 12 5.6° 21.1° -6° (1987) 31° (1901) 0.08" NA
Oct 13 5.6° 20.6° -7° (1917) 31° (1935) 0.08" NA
Oct 14 20.6° -4° (1979) 31° (1947) 0.08" NA
Oct 15 20° -7° (1937) 32° (1938) 0.08" NA
Oct 16 20° -2° (1991) 31° (1938) 0.08" NA
Oct 17 4.4° 19.4° -4° (1943) 32° (1964) 0.08" NA
Oct 18 4.4° 19.4° -6° (1948) 30° (1924) 0.08" NA
Oct 19 3.9° 18.9° -7° (1972) 30° (1950) 0.08" NA
Oct 20 3.9° 18.9° -7° (1930) 30° (1963) 0.08" NA
Oct 21 3.9° 18.3° -5° (1917) 31° (2003) 0.08" NA
Oct 22 3.9° 18.3° -6° (1976) 30° (1947) 0.08" NA
Oct 23 3.3° 18.3° -6° (1976) 29° (1939) 0.08" NA
Oct 24 3.3° 17.8° -5° (1935) 29° (1940) 0.08" NA
Oct 25 3.3° 17.2° -5° (1999) 30° (1940) 0.08" NA
Oct 26 2.8° 17.2° -8° (1942) 31° (1927) 0.09" NA
Oct 27 2.8° 16.7° -7° (1925) 31° (1927) 0.09" NA
Oct 28 2.8° 16.7° -8° (1925) 30° (1927) 0.09" NA
Oct 29 2.2° 16.1° -9° (1925) 29° (1937) 0.09" NA
Oct 30 2.2° 16.1° -13° (1925) 32° (1950) 0.09" NA
Oct 31 2.2° 15.6° -9° (1925) 31° (1950) 0.1" NA
Advertisements
Track Severe Weather on mobile