Average Temperatures for Iowa in April

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Average temperatures for April at cities, towns and lakes throughout Iowa are listed below in degrees Fahrenheit and Celsius.

The tables give the normals for maximum and minimum monthly temperatures based on weather data collected from 1981 to 2010.

You can jump to a separate table for each region of the state: Eastern, Central and Western Iowa.

Eastern Iowa

Average April temperatures
High °F Low °F Place High °C Low °C
65 43 Burlington 18 6
64 40 Cedar Rapids 18 4
63 40 Clinton 17 5
57 33 Cresco 14 1
62 39 Davenport 17 4
61 36 Decorah 16 2
59 39 Dubuque 15 4
65 40 Iowa City 18 5
63 42 Keokuk 17 6
61 37 Waterloo 16 3

Central Iowa

Average daily temperatures in April
High °F Low °F Place High °C Low °C
63 39 Ames 17 4
62 41 Des Moines 17 5
60 36 Fort Dodge 16 2
60 36 Marshalltown 16 2
58 35 Mason City 15 2
62 40 Ottumwa 17 4
62 40 Rathbun Lake Dam 16 4

Western Iowa

April temperatures: daily averages
High °F Low °F Place High °C Low °C
60 36 Carroll 16 2
59 35 Lake Park 15 2
59 34 Milford 15 1
64 35 Onawa 18 2
64 40 Shenandoah 18 4
62 37 Sioux City 17 3
59 37 Storm Lake 15 3
Reference

National Climatic Data Center. NOAA's 1981-2010 Climate Normals.

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