CLIMATE CHARTS

Shelbyville Dam, Illinois

Latitude: 39.4078 Longitude: -88.7739

Elevation: 654.9 feet (199.6 meters)

Shelbyville Dam, Illinois Temperature Chart Daily average maximum and minimum temperatures for Shelbyville Dam, 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 Shelbyville Dam, Illinois Precipitation Chart Precipitation chart for Shelbyville Dam, 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 SHELBYVILLE DAM, IL Daylight chart for SHELBYVILLE DAM, IL. Latitude 39.4. 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 Shelbyville Dam, Illinois

Imperial Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °F 34.8 41.4 51.9 64.0 73.9 83.2 86.6 85.7 80.0 66.9 53.3 39.5
Minimum Temperature °F 18.1 21.9 31.7 43.0 53.4 63.5 66.6 64.5 56.3 44.0 33.4 22.3
Heating Degree Days °F 1195 934 720 358 119 12 0 3 56 318 650 1057
Cooling Degree Days °F 0 0 1 13 77 262 360 315 150 22 0 0
Precipitation in. 2.11 2.06 2.73 3.83 4.05 3.85 3.54 3.20 3.07 3.84 4.06 2.95

Metric Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °C 1.6 5.2 11.1 17.8 23.3 28.4 30.3 29.8 26.7 19.4 11.8 4.2
Minimum Temperature °C -7.7 -5.6 -0.2 6.1 11.9 17.5 19.2 18.1 13.5 6.7 0.8 -5.4
Heating Degree Days °C 664 519 400 199 66 7 0 2 31 177 361 587
Cooling Degree Days °C 0 0 1 7 43 146 200 175 83 12 0 0
Precipitation cm. 5.36 5.23 6.93 9.73 10.29 9.78 8.99 8.13 7.80 9.75 10.31 7.49
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