CLIMATE CHARTS

Brookport Dam 52, Illinois

Latitude: 37.1275 Longitude: -88.6531

Elevation: 330.1 feet (100.6 meters)

Brookport Dam 52, Illinois Temperature Chart Daily average maximum and minimum temperatures for Brookport Dam 52, 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 Brookport Dam 52, Illinois Precipitation Chart Precipitation chart for Brookport Dam 52, 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 BROOKPORT DAM 52, IL Daylight chart for BROOKPORT DAM 52, IL. Latitude 37.1. 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 Brookport Dam 52, Illinois

Imperial Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °F 41.7 46.6 56.8 67.8 76.2 84.4 87.9 87.7 80.5 69.6 56.5 44.5
Minimum Temperature °F 23.9 27.4 35.1 45.3 54.9 63.3 67.6 65.9 57.5 45.7 36.3 27.1
Heating Degree Days °F 998 784 592 274 80 6 0 1 45 257 560 905
Cooling Degree Days °F 0 0 2 21 97 272 395 367 165 29 2 0
Precipitation in. 3.54 3.95 4.17 4.60 5.08 3.91 4.09 2.86 3.48 3.93 4.16 4.45

Metric Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °C 5.4 8.1 13.8 19.9 24.6 29.1 31.1 30.9 26.9 20.9 13.6 6.9
Minimum Temperature °C -4.5 -2.6 1.7 7.4 12.7 17.4 19.8 18.8 14.2 7.6 2.4 -2.7
Heating Degree Days °C 554 436 329 152 44 3 0 1 25 143 311 503
Cooling Degree Days °C 0 0 1 12 54 151 219 204 92 16 1 0
Precipitation cm. 8.99 10.03 10.59 11.68 12.90 9.93 10.39 7.26 8.84 9.98 10.57 11.30
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