Weather Averages Aurora, IL

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Weather Averages for
Aurora, IL


Latitude: 41°45'N, Longitude: 88°20'W, Elevation: 640.0 ft, Distance: 4.41 mi

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 30 years
°F 48 19 24 36 48 59 69 73 70 63 51 38 25
Average high temperature
over 30 years
°F 58 28 33 45 59 71 80 84 82 75 63 48 33
Average low temperature
over 30 years
°F 37 10 14 26 37 47 57 61 59 51 40 29 17
Highest recorded temperature
over 110 years
°F 111 69 69 82 91 104 105 111 105 102 91 80 66
Lowest recorded temperature
over 110 years
°F -25 -25 -25 -14 8 21 32 39 37 21 10 -11 -25
Average number of days above 90°F
over 30 years
days 20 - - - 0.1 0.7 4.4 7.7 5.4 2.1 - - -
Average precipitation
over 30 years
in 36.9 1.6 1.3 2.6 3.8 3.8 4.3 4.1 3.9 3.8 2.5 2.8 2.4
Average number of days below 32°F
over 30 years
days 141 29 26 23 9.3 1.1 - - - 0.5 6.4 19 27
Average number of days below 0°F
over 30 years
days 14 6.1 4.1 0.3 - - - - - - - 0.2 3.2
Average snowfall
over 30 years
in 29.7 8.6 7.6 3.7 1.1 - - - - - 0.2 1.2 8.2
Most rain reported in a day
over 110 years
in 16.9 2.9 1.8 3.5 3.5 3.6 4.4 16.9 7.1 6.1 10.5 2.7 2.8
Most rain reported in a month
over 110 years
in 51.5 6.9 4.1 6.1 8.4 9.5 13.2 21.5 14.5 11.0 14.9 7.9 6.3
Least rain reported in a month
over 110 years
in 21.2 0.1 - 0.3 0.4 0.6 0.5 0.4 0.3 - 0.2 0.1 0.1
Heating degree days
over 30 years
days 6563 1354 1118 871 478 213 37 6 13 114 409 761 1189
Cooling degree days
over 30 years
days 777 - - - 7 51 163 259 204 82 11 - -
Most snow reported in a month
over 110 years
in 57.9 32.0 23.6 15.4 13.0 1.3 - - - 0.2 3.9 8.1 36.4