Average Temperatures for Iowa in June





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

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

The tables give the normals for maximum and minimum temperatures based on weather data collected from 1981 to 2010 by the US National Climatic Data Center.

Eastern Iowa

Average June temperatures
High °F Low °F Place High °C Low °C
84 63 Burlington 29 17
82 60 Cedar Rapids 28 16
82 61 Clinton 28 16
78 55 Cresco 25 13
81 60 Davenport 27 15
81 56 Decorah 27 14
81 61 Dubuque 27 16
83 61 Iowa City 29 16
83 62 Keokuk 28 17
81 59 Waterloo 27 15

Central Iowa

Average daily temperatures in June
High °F Low °F Place High °C Low °C
82 60 Ames 28 16
82 62 Des Moines 28 17
81 58 Fort Dodge 27 15
80 59 Marshalltown 27 15
80 57 Mason City 26 14
82 61 Ottumwa 28 16
81 61 Rathbun Lake Dam 27 16

Western Iowa

June temperatures: daily averages
High °F Low °F Place High °C Low °C
81 59 Carroll 27 15
82 59 Lake Park 28 15
80 55 Milford 27 13
83 58 Onawa 28 15
83 62 Shenandoah 28 17
82 59 Sioux City 28 15
80 59 Storm Lake 26 15
Reference

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

Iowa Temperatures
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