CLIMATE CHARTS

Brownstown, Illinois

Latitude: 38.9544 Longitude: -88.9583

Elevation: 529.9 feet (161.5 meters)

Brownstown, Illinois Temperature Chart Daily average maximum and minimum temperatures for Brownstown, 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 Brownstown, Illinois Precipitation Chart Precipitation chart for Brownstown, 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 BROWNSTOWN, IL Daylight chart for BROWNSTOWN, IL. Latitude 39. 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 Brownstown, Illinois

Imperial Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °F 37.3 43.0 53.4 65.2 75.6 85.0 87.9 86.2 80.0 68.2 54.8 41.6
Minimum Temperature °F 22.3 26.5 35.1 45.6 55.4 65.1 67.2 64.5 56.0 44.7 37.2 26.1
Heating Degree Days °F 1091 847 645 315 95 10 0 4 61 290 574 965
Cooling Degree Days °F 0 0 2 27 110 311 389 325 151 25 4 0
Precipitation in. 2.33 2.44 2.86 3.62 5.43 4.15 3.99 2.98 3.20 2.98 3.95 3.04

Metric Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °C 2.9 6.1 11.9 18.4 24.2 29.4 31.1 30.1 26.7 20.1 12.7 5.3
Minimum Temperature °C -5.4 -3.1 1.7 7.6 13.0 18.4 19.6 18.1 13.3 7.1 2.9 -3.3
Heating Degree Days °C 606 471 358 175 53 6 0 2 34 161 319 536
Cooling Degree Days °C 0 0 1 15 61 173 216 181 84 14 2 0
Precipitation cm. 5.92 6.20 7.26 9.19 13.79 10.54 10.13 7.57 8.13 7.57 10.03 7.72
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