CLIMATE CHARTS

Monmouth, Illinois

Latitude: 40.9442 Longitude: -90.6381

Elevation: 720.1 feet (219.5 meters)

Monmouth, Illinois Temperature Chart Daily average maximum and minimum temperatures for Monmouth, 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 Monmouth, Illinois Precipitation Chart Precipitation chart for Monmouth, 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 MONMOUTH, IL Daylight chart for MONMOUTH, IL. Latitude 40.9. 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 Monmouth, Illinois

Imperial Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °F 32.8 37.8 51.2 64.8 74.3 82.6 85.8 84.4 78.0 65.8 50.6 36.0
Minimum Temperature °F 15.7 19.9 30.0 40.6 50.6 60.2 63.8 61.8 53.5 42.9 31.8 19.9
Heating Degree Days °F 1263 1012 758 383 144 18 1 6 88 345 714 1148
Cooling Degree Days °F 0 0 1 14 65 210 305 257 110 15 0 0
Precipitation in. 1.66 1.87 2.75 3.92 4.75 4.36 4.21 4.07 3.54 3.06 2.82 2.37

Metric Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °C 0.4 3.2 10.7 18.2 23.5 28.1 29.9 29.1 25.6 18.8 10.3 2.2
Minimum Temperature °C -9.1 -6.7 -1.1 4.8 10.3 15.7 17.7 16.6 11.9 6.1 -0.1 -6.7
Heating Degree Days °C 702 562 421 213 80 10 1 3 49 192 397 638
Cooling Degree Days °C 0 0 1 8 36 117 169 143 61 8 0 0
Precipitation cm. 4.22 4.75 6.99 9.96 12.06 11.07 10.69 10.34 8.99 7.77 7.16 6.02
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