Weather Averages Oak Lawn, IL

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Weather Averages for
Oak Lawn, IL


Latitude: 41°43'N, Longitude: 87°46'W, Elevation: 620.0 ft, Distance: 0.80 mi

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 30 years		 °F 50 22 26 38 49 60 70 75 73 66 54 41 28
Average high temperature
over 30 years		 °F 59 29 34 46 59 70 80 84 82 75 63 48 35
Average low temperature
over 30 years		 °F 41 14 19 30 40 50 60 65 64 56 44 33 21
Highest recorded temperature
over 69 years		 °F 107 66 75 86 91 102 107 105 102 100 93 80 71
Lowest recorded temperature
over 69 years		 °F -25 -25 -20 -7 10 28 35 46 43 28 19 -2 -20
Average number of days above 90°F
over 30 years		 days 19 - - - 0.1 1.3 5.3 6.3 4.7 1.7 0.1 - -
Average precipitation
over 30 years		 in 37.4 1.7 1.5 2.9 3.9 3.6 3.9 4.2 3.7 3.7 2.5 3.0 2.8
Average number of days below 32°F
over 30 years		 days 120 28 24 20 5.7 0.4 - - - - 2.3 15 25
Average number of days below 0°F
over 30 years		 days 8.4 4.2 2.2 0.1 - - - - - - - 0.1 1.8
Average snowfall
over 30 years		 in 44.8 12.3 11.1 6.8 2.0 - - - - - 0.3 2.1 10.3
Most rain reported in a day
over 69 years		 in 6.2 2.8 2.0 2.5 3.8 3.3 4.6 6.2 3.9 3.7 4.0 3.5 2.8
Most rain reported in a month
over 69 years		 in 49.6 4.2 3.4 5.4 8.3 7.6 13.0 10.3 10.0 14.2 12.1 7.6 7.2
Least rain reported in a month
over 69 years		 in 15.7 0.1 0.3 0.3 0.5 0.3 0.8 1.4 0.8 - 0.2 0.6 0.3
Heating degree days
over 30 years		 days 6226 1321 1074 823 470 202 33 4 7 86 354 709 1143
Cooling degree days
over 30 years		 days 989 - - 1 12 64 198 314 266 115 19 - -
Most snow reported in a month
over 69 years		 in 95.3 40.4 26.2 24.1 12.2 3.7 - - - - 4.4 13.0 33.3
Check weather averages for nearby locations (some locations might offer more data):
Latitude: 41°46'N, Longitude: 87°45'W, Elevation: 623.0 ft, Distance: 3.72 mi
Latitude: 41°46'N, Longitude: 87°35'W, Elevation: 610.0 ft, Distance: 9.46 mi
Latitude: 41°30'N, Longitude: 87°40'W, Elevation: 710.0 ft, Distance: 15.36 mi
Latitude: 41°49'N, Longitude: 88°4'W, Elevation: 680.0 ft, Distance: 17.73 mi
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