CLIMATE CHARTS

Grand Chain Dam 53, Illinois

Latitude: 37.2036 Longitude: -89.0422

Elevation: 384.8 feet (117.3 meters)

Grand Chain Dam 53, Illinois Temperature Chart Daily average maximum and minimum temperatures for Grand Chain Dam 53, 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 Grand Chain Dam 53, Illinois Precipitation Chart Precipitation chart for Grand Chain Dam 53, 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 GRAND CHAIN DAM 53, IL Daylight chart for GRAND CHAIN DAM 53, IL. Latitude 37.2. 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 Grand Chain Dam 53, Illinois

Imperial Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °F 42.1 46.7 56.7 67.3 75.8 84.3 88.6 88.1 81.9 70.1 57.7 44.8
Minimum Temperature °F 25.6 29.6 36.2 45.8 55.8 63.5 68.3 67.5 59.7 47.9 38.9 28.9
Heating Degree Days °F 966 752 576 271 75 8 1 0 27 222 503 872
Cooling Degree Days °F 0 0 1 17 100 275 417 397 200 36 2 0
Precipitation in. 3.85 3.90 4.48 4.81 4.96 4.30 3.36 2.87 3.30 4.06 4.51 4.60

Metric Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °C 5.6 8.2 13.7 19.6 24.3 29.1 31.4 31.2 27.7 21.2 14.3 7.1
Minimum Temperature °C -3.6 -1.3 2.3 7.7 13.2 17.5 20.2 19.7 15.4 8.8 3.8 -1.7
Heating Degree Days °C 537 418 320 151 42 4 1 0 15 123 279 484
Cooling Degree Days °C 0 0 1 9 56 153 232 221 111 20 1 0
Precipitation cm. 9.78 9.91 11.38 12.22 12.60 10.92 8.53 7.29 8.38 10.31 11.46 11.68
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