CLIMATE CHARTS

Park Forest, Illinois

Latitude: 41.4947 Longitude: -87.6803

Elevation: 710 feet (216.4 meters)

Park Forest, Illinois Temperature Chart Daily average maximum and minimum temperatures for Park Forest, Illinois Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec High & Low Temperature °F  °C -30 -34.4 -20 -28.9 -10 -23.3 0 -17.8 10 -12.2 20 -6.7 30 -1.1 40 4.4 50 10.0 60 15.6 70 21.1 80 26.7 90 32.2 100 37.8 110 43.3 Park Forest, Illinois Precipitation Chart Precipitation chart for Park Forest, Illinois Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Precipitation In. Cm. 0.00 0.00 0.10 0.25 0.20 0.51 0.30 0.76 0.40 1.02 0.50 1.27 0.60 1.52 0.70 1.78 0.80 2.03 0.90 2.29 1.00 2.54 Daylight Chart for PARK FOREST, IL Daylight chart for PARK FOREST, IL. Latitude 41.5. Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Sunrise/Sunset Daylight NOON NOON 0 0 2 2 4 4 6 6 8 8 10 10 12 12 14 2 16 4 18 6 20 8 22 10 24 12

Monthly Data Table for Park Forest, Illinois

Imperial Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °F 30.6 35.0 46.3 59.4 70.2 80.1 83.9 81.9 75.2 63.0 48.3 34.9
Minimum Temperature °F 15.6 19.0 29.1 39.8 50.0 60.0 65.0 63.1 54.8 42.9 32.4 20.3
Heating Degree Days °F 1299 1064 847 472 206 40 4 10 100 386 740 1159
Cooling Degree Days °F 0 0 1 10 54 191 296 242 100 12 0 0
Precipitation in. 1.99 1.85 2.61 3.77 4.47 4.56 4.55 4.50 3.18 3.35 3.58 2.62

Metric Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °C -0.8 1.7 7.9 15.2 21.2 26.7 28.8 27.7 24.0 17.2 9.1 1.6
Minimum Temperature °C -9.1 -7.2 -1.6 4.3 10.0 15.6 18.3 17.3 12.7 6.1 0.2 -6.5
Heating Degree Days °C 722 591 471 262 114 22 2 6 56 214 411 644
Cooling Degree Days °C 0 0 1 6 30 106 164 134 56 7 0 0
Precipitation cm. 5.05 4.70 6.63 9.58 11.35 11.58 11.56 11.43 8.08 8.51 9.09 6.65