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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 °F | ||||||||||||
| 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
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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) | Imperial (°F)
Tropical storm risk: Iowa hurricane season
% of month affected by tropical storms
Jan
Feb
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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 (°F)
Iowa, USA (Des Moines)
USA (Washington)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Metric (°C) | Imperial (°F)
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