Weather Averages Ashkum, IL

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Weather Averages for
Ashkum, IL



Latitude: 40°46'N, Longitude: 87°46'W, Elevation: 189.0 m, Distance: 8.61 km

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 30 years
°C 9 -6 -4 3 9 15 21 22 21 18 11 4 -2
Average high temperature
over 30 years
°C 15 -1 1 8 15 21 27 29 27 24 17 9 1
Average low temperature
over 30 years
°C 3 -10 -9 -2 3 9 14 16 15 11 4 0 -7
Highest recorded temperature
over 101 years
°C 41 20 21 30 32 36 40 41 40 38 35 27 21
Lowest recorded temperature
over 101 years
°C -32 -29 -32 -25 -16 -3 1 5 3 -2 -7 -22 -32
Average number of days above 27°C
over 30 years
days 16 - - - - 0.7 4 5.8 4.1 1.8 0.1 - -
Average precipitation
over 30 years
cm 100.1 4.1 4.3 8.6 10.4 10.4 10.4 10.7 8.9 9.4 7.4 8.4 7.4
Average number of days below -1.5°C
over 30 years
days 86 19 17 14 5.1 0.5 - - - 0.2 3.8 11 16
Average number of days below -17.5°C
over 30 years
days 7.1 3.1 2.5 0.1 - - - - - - - - 1.3
Average snowfall
over 30 years
cm 52.1 16.0 13.7 6.1 2.3 - - - - - - 3.3 12.7
Most rain reported in a day
over 101 years
cm 18.3 5.6 5.8 11.2 12.4 12.2 9.1 17.0 9.7 18.3 7.1 9.9 6.6
Most rain reported in a month
over 101 years
cm 154.2 17.8 13.5 20.8 28.2 25.4 24.9 31.8 24.1 29.5 22.4 18.8 19.3
Least rain reported in a month
over 101 years
cm 58.7 0.5 - 0.8 0.5 0.8 0.3 1.3 1.3 0.3 0.5 0.3 0.3
Heating degree days
over 30 years
days 6303 1324 1090 823 460 192 26 6 15 102 391 717 1157
Cooling degree days
over 30 years
days 846 - - 1 8 58 189 273 202 100 15 - -
Most snow reported in a month
over 101 years
cm 93.0 49.8 38.6 30.5 36.8 0.5 - - - - 1.0 24.6 50.8