Des Moines

The tables below display average monthly climate and weather indicators in Des Moines Iowa. Temperature by: Fahrenheit / Centigrade Des Moines Temperature Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Avg. Temperature 19.4 24.7 37.3 50.9 62.3 71.8 76.6 73.9 65.1 53.5 39.0 24.4 49.9 Avg. Max Temperature 28.1 33.7 46.9 61.8 73.0 82.2 86.7 84.2 75.6 64.3 48.0 32.6 59.8 Avg. Min Temperature 10.7 15.6 27.6 40.0 51.5 61.2 66.5 63.6 54.5 42.7 29.9 16.1 40.0 Days with Max Temp of 90 F or Higher 0.0 0.0 < 0.5 < 0.5 < 0.5 4.0 9.0 7.0 2.0 < 0.5 0.0 0.0 22.0 Days with Min Temp Below Freezing 30.0 25.0 20.0 7.0 < 0.5 0.0 0.0 0.0 < 0.5 5.0 19.0 29.0 134     Des Moines Heating and Cooling Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Heating Degree Days 1414 1128 859 428 165 10.0 0.0 11.0 71.0 372 780 1259 6497 Cooling Degree Days 0.0 0.0 0.0 5.0 81.0 214 360 287 74.0 15.0 0.0 0.0 1036     Des Moines Precipitation Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Precipitation (inches) 1.0 1.1 2.3 3.4 3.7 4.5 3.8 4.2 3.5 2.6 1.8 1.3 33.1 Days with Precipitation 0.01 inch or More 8.0 7.0 10.0 11.0 11.0 11.0 9.0 9.0 9.0 8.0 7.0 8.0 108 Monthly Snowfall (inches) 8.3 7.2 6.0 1.8 0.0 < 0.05 < 0.05 0.0 < 0.05 0.3 3.1 6.7 33.4     Other Des Moines Weather Indicators Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Average Wind Speed 11.4 11.2 12.5 12.6 11.0 10.1 8.9 8.6 9.4 10.3 11.3 11.1 10.7 Clear Days 8.0 8.0 7.0 7.0 8.0 8.0 10.0 11.0 12.0 12.0 7.0 7.0 105 Partly Cloudy Days 7.0 6.0 7.0 8.0 8.0 10.0 11.0 10.0 8.0 7.0 7.0 7.0 97.0 Cloudy Days 16.0 15.0 17.0 15.0 15.0 11.0 9.0 10.0 11.0 12.0 16.0 17.0 164 Percent of Possible Sunshine 51.0 54.0 56.0 56.0 61.0 68.0 72.0 70.0 66.0 62.0 49.0 46.0 59.0 Avg. Relative Humidity 57.0 73.5 72.0 69.0 67.0 68.0 70.0 72.5 72.5 70.0 68.5 73.0 75.5

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