Average Temperatures for Iowa in October

Average temperatures for October at cities, towns and other locations around 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 1991 to 2020 by the US National Centers for Environmental Information.

Eastern Iowa

Average October temperatures
High °F Low °F Place High °C Low °C
65 43 Burlington 18 6
64 42 Cedar Rapids 18 5
63 43 Clinton 17 6
60 36 Cresco 16 2
63 42 Davenport 17 5
63 40 Decorah 17 5
61 42 Dubuque 16 5
63 40 Iowa City 17 4
65 44 Keokuk 18 7
63 40 Waterloo 17 5

Central Iowa

Average daily temperatures in October
High °F Low °F Place High °C Low °C
64 41 Ames 18 5
63 43 Des Moines 17 6
61 38 Fort Dodge 16 3
62 39 Marshalltown 17 4
60 37 Mason City 16 3
64 42 Ottumwa 18 5
65 42 Rathbun Lake Dam 18 6

Western Iowa

October temperatures: daily averages
High °F Low °F Place High °C Low °C
63 40 Carroll 17 4
61 38 Lake Park 16 3
60 39 Milford 16 4
65 37 Onawa 19 3
66 42 Shenandoah 19 5
63 38 Sioux City 17 3
59 39 Spirit Lake 15 4
61 40 Storm Lake 16 4
Reference

NOAA National Centers for Environmental Information (NCEI). Climate Normals.

Iowa Temperatures
Back to Top