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December Rainfall Precipitation in Iowa

Iowa is a region in the United States of America. In December precipitation ranges from moderate in Okoboji with 32 mm of snowfall to moderate in Davenport with 73 mm of snow/rainfall. December is a winter month in Iowa.

Where and how much does it snow/rain in Iowa in December?

Find the average total precipitation in December for the most popular destinations in Iowa on the map below. Click on a destination dot for more detailed information.

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Legend heavy rainfall high moderate low almost none
Heavy rainfall has been defined as more than 160 mm precipitation. High: 90 mm to 160 mm. Moderate: 30 mm to 90 mm. Low: 5 mm to 30 mm.

  • How much snow/rainfall does Iowa receive in December?
  • With an average of 58 mm of snow/rain, Des Moines in December often alternates between wet and dry periods.

  • What is the wettest city in December in Iowa?
  • Based on our records, Davenport is the location with the highest average precipitation, receiving about 73 mm.

  • What is the driest city in December in Iowa?
  • Based on our records, Okoboji registers the lowest average precipitation, with only 32 mm.

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