- Kids stay & eat for free at Marriot Bonvoy
- Destinations include Europe, Middle East & Africa
- Valid for up to 2 adults & 2 kids aged up to 12
Iowa weather by month
Check out Iowa weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum daytime temperature °C | ||||||||||||
| Hours of sunshine (daily) | ||||||||||||
| Days with some rainfall |
More about Iowa
Iowa by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Recommended for Iowa
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 countries, regions and places in Iowa for next month - December. Select a destination to see the climate guide for all months of the year.
All Iowa destinations
Metric (°C / mm) | Imperial (°F / inches)
Tropical storm risk: Iowa hurricane season
% of month affected by tropical storms
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
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More about the USA
Compare Iowa with the USA
Below the Iowa chart shows average maximum daytime temperature for Iowa, USA (Des Moines) and the USA (Washington).
Maximum daytime temperature (°C)
Iowa, USA (Des Moines)
USA (Washington)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Metric (°C / mm) | Imperial (°F / inches)
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