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. Temperature19.424.737.350.962.371.876.673.965.153.539.024.449.9
Avg. Max Temperature28.133.746.961.873.082.286.784.275.664.348.032.659.8
Avg. Min Temperature10.715.627.640.051.561.266.563.654.542.729.916.140.0
Days with Max Temp of 90 F or Higher0.00.0< 0.5< 0.5< 0.54.09.07.02.0< 0.50.00.022.0
Days with Min Temp Below Freezing30.025.020.07.0< 0.50.00.00.0< 0.55.019.029.0134
 
Des Moines Heating and Cooling Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Heating Degree Days1414112885942816510.00.011.071.037278012596497
Cooling Degree Days0.00.00.05.081.021436028774.015.00.00.01036
 
Des Moines Precipitation Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Precipitation (inches)1.01.12.33.43.74.53.84.23.52.61.81.333.1
Days with Precipitation 0.01 inch or More8.07.010.011.011.011.09.09.09.08.07.08.0108
Monthly Snowfall (inches)8.37.26.01.80.0< 0.05< 0.050.0< 0.050.33.16.733.4
 
Other Des Moines Weather Indicators Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Average Wind Speed11.411.212.512.611.010.18.98.69.410.311.311.110.7
Clear Days8.08.07.07.08.08.010.011.012.012.07.07.0105
Partly Cloudy Days7.06.07.08.08.010.011.010.08.07.07.07.097.0
Cloudy Days16.015.017.015.015.011.09.010.011.012.016.017.0164
Percent of Possible Sunshine51.054.056.056.061.068.072.070.066.062.049.046.059.0
Avg. Relative Humidity57.073.572.069.067.068.070.072.572.570.068.573.075.5

Weather information for other cities in Iowa

Portions of this site are based on the CIA World Fact Book, a public-domain work
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