CLIMATE CHARTS

Marion, Illinois

Latitude: 37.7747 Longitude: -88.8981

Elevation: 477 feet (145.4 meters)

Marion, Illinois Temperature Chart Daily average maximum and minimum temperatures for Marion, 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 Marion, Illinois Precipitation Chart Precipitation chart for Marion, 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 MARION, IL Daylight chart for MARION, IL. Latitude 37.8. 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 Marion, Illinois

Imperial Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °F 38.4 43.7 53.8 65.6 74.5 81.6 85.9 85.4 78.5 66.7 54.6 41.4
Minimum Temperature °F 21.2 24.5 33.1 42.6 52.7 61.7 65.7 63.5 55.0 43.6 34.7 24.4
Heating Degree Days °F 1091 865 670 344 120 18 1 4 75 326 613 995
Cooling Degree Days °F 0 0 2 17 76 217 336 297 127 20 2 0
Precipitation in. 3.26 3.30 4.36 4.99 5.95 4.36 4.26 2.87 2.82 3.72 4.62 4.03

Metric Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °C 3.6 6.5 12.1 18.7 23.6 27.6 29.9 29.7 25.8 19.3 12.6 5.2
Minimum Temperature °C -6.0 -4.2 0.6 5.9 11.5 16.5 18.7 17.5 12.8 6.4 1.5 -4.2
Heating Degree Days °C 606 481 372 191 67 10 1 2 42 181 341 553
Cooling Degree Days °C 0 0 1 9 42 121 187 165 71 11 1 0
Precipitation cm. 8.28 8.38 11.07 12.67 15.11 11.07 10.82 7.29 7.16 9.45 11.73 10.24
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