CLIMATE CHARTS

Salem, Illinois

Latitude: 38.6453 Longitude: -88.9461

Elevation: 549.9 feet (167.6 meters)

Salem, Illinois Temperature Chart Daily average maximum and minimum temperatures for Salem, 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 Salem, Illinois Precipitation Chart Precipitation chart for Salem, 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 SALEM, IL Daylight chart for SALEM, IL. Latitude 38.6. 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 Salem, Illinois

Imperial Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °F 38.0 43.0 54.0 65.9 75.3 84.3 87.8 86.9 79.7 68.3 54.6 41.2
Minimum Temperature °F 20.5 23.6 33.0 43.9 53.8 63.2 67.1 65.2 56.3 44.6 34.6 24.2
Heating Degree Days °F 1108 887 669 323 104 9 0 2 57 288 613 1001
Cooling Degree Days °F 0 0 2 20 91 272 386 344 147 23 1 0
Precipitation in. 2.83 2.64 3.69 3.77 5.02 4.18 4.02 3.39 3.17 3.74 4.20 3.23

Metric Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °C 3.3 6.1 12.2 18.8 24.1 29.1 31.0 30.5 26.5 20.2 12.6 5.1
Minimum Temperature °C -6.4 -4.7 0.6 6.6 12.1 17.3 19.5 18.4 13.5 7.0 1.4 -4.3
Heating Degree Days °C 616 493 372 179 58 5 0 1 32 160 341 556
Cooling Degree Days °C 0 0 1 11 51 151 214 191 82 13 1 0
Precipitation cm. 7.19 6.71 9.37 9.58 12.75 10.62 10.21 8.61 8.05 9.50 10.67 8.20
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