CLIMATE CHARTS

Marengo, Illinois

Latitude: 42.2636 Longitude: -88.6078

Elevation: 815 feet (248.4 meters)

Marengo, Illinois Temperature Chart Daily average maximum and minimum temperatures for Marengo, 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 Marengo, Illinois Precipitation Chart Precipitation chart for Marengo, 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 MARENGO, IL Daylight chart for MARENGO, IL. Latitude 42.3. 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 Marengo, Illinois

Imperial Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °F 28.9 33.4 45.0 58.8 70.2 80.3 83.6 81.9 74.9 62.4 47.1 32.7
Minimum Temperature °F 11.9 16.2 26.0 36.5 46.9 56.6 61.3 59.5 50.9 39.2 29.2 16.3
Heating Degree Days °F 1382 1125 915 527 238 47 9 18 138 448 806 1255
Cooling Degree Days °F 0 0 0 7 38 150 239 195 75 8 0 0
Precipitation in. 1.28 1.37 2.08 3.43 4.05 4.32 3.82 4.68 3.03 2.83 2.59 2.03

Metric Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °C -1.7 0.8 7.2 14.9 21.2 26.8 28.7 27.7 23.8 16.9 8.4 0.4
Minimum Temperature °C -11.2 -8.8 -3.3 2.5 8.3 13.7 16.3 15.3 10.5 4.0 -1.6 -8.7
Heating Degree Days °C 768 625 508 293 132 26 5 10 77 249 448 697
Cooling Degree Days °C 0 0 0 4 21 83 133 108 42 4 0 0
Precipitation cm. 3.25 3.48 5.28 8.71 10.29 10.97 9.70 11.89 7.70 7.19 6.58 5.16
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