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Iowa climate guide
Check climate guides for Iowa showing average temperature, rainfall & sunshine figures for each month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum daytime temperature °C | ||||||||||||
| Hours of sunshine (daily) | ||||||||||||
| Days with some rainfall |
The climate guide for Iowa (Des Moines) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Top Iowa destinations
Below are average maximum temperatures at popular destinations in Iowa for next month - October. Select a destination to see the climate guide for all months of the year.
All Iowa destinations
About Iowa
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Iowa by month
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Metric (°C / mm) | Imperial (°F / inches)
Tropical storm risk: Iowa hurricane season
% of month affected by tropical storms
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