CLIMATE CHARTS

Griggsville, Illinois

Latitude: 39.7378 Longitude: -90.7086

Elevation: 628 feet (191.4 meters)

Griggsville, Illinois Temperature Chart Daily average maximum and minimum temperatures for Griggsville, 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 Griggsville, Illinois Precipitation Chart Precipitation chart for Griggsville, 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 GRIGGSVILLE, IL Daylight chart for GRIGGSVILLE, IL. Latitude 39.7. 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 Griggsville, Illinois

Imperial Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °F 34.1 39.1 50.6 63.3 73.2 81.8 85.6 84.6 77.9 65.9 51.5 37.6
Minimum Temperature °F 17.3 20.8 30.3 41.5 51.5 61.6 64.8 62.8 54.2 42.4 32.1 21.0
Heating Degree Days °F 1218 981 762 390 137 14 2 5 85 352 696 1107
Cooling Degree Days °F 0 0 1 12 55 215 318 275 116 16 0 0
Precipitation in. 1.90 1.85 2.84 3.71 4.52 4.38 4.35 3.00 3.39 2.93 3.34 2.37

Metric Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °C 1.2 3.9 10.3 17.4 22.9 27.7 29.8 29.2 25.5 18.8 10.8 3.1
Minimum Temperature °C -8.2 -6.2 -0.9 5.3 10.8 16.4 18.2 17.1 12.3 5.8 0.1 -6.1
Heating Degree Days °C 677 545 423 217 76 8 1 3 47 196 387 615
Cooling Degree Days °C 0 0 1 7 31 119 177 153 64 9 0 0
Precipitation cm. 4.83 4.70 7.21 9.42 11.48 11.13 11.05 7.62 8.61 7.44 8.48 6.02
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