Average Temperatures for Iowa in March

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Average temperatures for March 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 March temperatures
High °F Low °F Place High °C Low °C
52 32 Burlington 11  0
49 28 Cedar Rapids   9 -2
49 29 Clinton   9 -2
41 21 Cresco   5 -6
48 28 Davenport   9 -2
46 25 Decorah   8 -4
45 26 Dubuque   7 -3
50 29 Iowa City 10 -2
50 30 Keokuk 10 -1
46 26 Waterloo   8 -3

Central Iowa

Average daily temperatures in March
High °F Low °F Place High °C Low °C
48 28 Ames   9 -2
49 30 Des Moines   9 -1
45 24 Fort Dodge   7 -4
46 25 Marshalltown   8 -4
42 24 Mason City   6 -5
49 28 Ottumwa 10 -2
49 29 Rathbun Lake Dam 10 -2

Western Iowa

March temperatures: daily averages
High °F Low °F Place High °C Low °C
46 24 Carroll   8 -4
43 23 Lake Park   6 -5
42 21 Milford   6 -6
50 23 Onawa 10 -5
51 29 Shenandoah 11 -2
48 26 Sioux City   9 -4
44 24 Storm Lake   7 -4
Reference

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

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