Weather Averages Ashton, IL

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Weather Averages for
Ashton, IL


Latitude: 41°49'N, Longitude: 89°31'W, Elevation: 700.0 ft, Distance: 16.32 mi

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 30 years		 °F 48 18 22 35 48 60 69 73 71 63 51 37 24
Average high temperature
over 30 years		 °F 58 27 32 45 60 71 81 84 82 75 63 47 32
Average low temperature
over 30 years		 °F 37 8 13 26 37 48 57 62 59 51 39 28 15
Highest recorded temperature
over 104 years		 °F 109 62 69 87 93 105 105 109 102 102 95 80 68
Lowest recorded temperature
over 104 years		 °F -27 -27 -27 -11 8 24 34 43 37 21 6 -7 -25
Average number of days above 90°F
over 30 years		 days 26 - - - 0.1 1.1 5.1 9.5 6.9 2.9 0.1 - -
Average precipitation
over 30 years		 in 35.6 1.4 1.1 2.5 3.5 4.0 4.5 3.6 4.0 3.8 2.7 2.5 2.1
Average number of days below 32°F
over 30 years		 days 141 29 26 23 9.1 0.9 - - - 0.5 6.6 19 28
Average number of days below 0°F
over 30 years		 days 16 6.9 4.6 0.4 - - - - - - - 0.1 3.5
Average snowfall
over 30 years		 in 32.5 8.9 6.9 5.3 1.3 - - - - - 0.2 1.5 8.7
Most rain reported in a day
over 104 years		 in 5.1 1.9 1.8 2.2 2.6 4.9 4.7 5.1 4.1 5.0 4.7 2.9 2.4
Most rain reported in a month
over 104 years		 in 47.5 4.0 3.5 5.6 8.8 11.2 11.4 10.3 12.4 11.7 9.5 7.5 4.8
Least rain reported in a month
over 104 years		 in 18.5 - - 0.2 0.3 0.5 0.3 0.2 0.4 - - - 0.2
Heating degree days
over 30 years		 days 6743 1427 1160 889 473 192 28 5 14 119 407 782 1247
Cooling degree days
over 30 years		 days 845 - - - 9 59 180 282 216 85 14 - -
Most snow reported in a month
over 104 years		 in 71.6 46.5 23.3 26.5 15.5 0.8 - - - - 5.4 16.5 29.4
Check weather averages for nearby locations (some locations might offer more data):
Latitude: 41°42'N, Longitude: 88°58'W, Elevation: 950.0 ft, Distance: 16.71 mi
Latitude: 42°12'N, Longitude: 89°6'W, Elevation: 724.0 ft, Distance: 23.89 mi
Latitude: 42°12'N, Longitude: 89°5'W, Elevation: 680.0 ft, Distance: 24.10 mi
Latitude: 41°55'N, Longitude: 88°44'W, Elevation: 900.0 ft, Distance: 24.58 mi
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