CLIMATE CHARTS

Athens, Illinois

Latitude: 39.9467 Longitude: -89.7597

Elevation: 589.9 feet (179.8 meters)

Athens, Illinois Temperature Chart Daily average maximum and minimum temperatures for Athens, 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 Athens, Illinois Precipitation Chart Precipitation chart for Athens, 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 ATHENS, IL Daylight chart for ATHENS, IL. Latitude 39.9. 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 Athens, Illinois

Imperial Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °F 34.4 39.5 51.4 64.2 73.6 81.6 83.4 83.5 77.2 65.1 52.7 38.1
Minimum Temperature °F 17.7 21.1 30.3 41.2 51.3 60.9 64.3 62.4 53.2 42.5 33.5 21.2
Heating Degree Days °F 1207 971 750 382 147 18 2 7 88 361 658 1095
Cooling Degree Days °F 0 0 1 12 68 206 276 253 94 14 1 0
Precipitation in. 1.92 1.95 2.61 3.76 4.39 4.22 4.17 3.48 3.09 3.06 3.37 2.62

Metric Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °C 1.3 4.2 10.8 17.9 23.1 27.6 28.6 28.6 25.1 18.4 11.5 3.4
Minimum Temperature °C -7.9 -6.1 -0.9 5.1 10.7 16.1 17.9 16.9 11.8 5.8 0.8 -6.0
Heating Degree Days °C 671 539 417 212 82 10 1 4 49 201 366 608
Cooling Degree Days °C 0 0 1 7 38 114 153 141 52 8 1 0
Precipitation cm. 4.88 4.95 6.63 9.55 11.15 10.72 10.59 8.84 7.85 7.77 8.56 6.65