Iowa Weather Averages
Select a link for the average weather, by month or year, in cities, towns and parks throughout Iowa. The links take you to data for normal temperatures, precipitation, snowfall, sunshine and humidity.
Farther down the page you'll find links to in-depth weather information for Des Moines and Cedar Rapids.
In-depth Weather Information
- Des Moines Snowfall Totals and Snow Accumulation Averages
- Hot, Humid Weather in Iowa
When, how much and how often Des Moines, IA has snow — with monthly and yearly averages for total days and inches of snowfall, snow accumulation, heavy snowstorms and first snowfall.
How often heat combines with humidity at cities in Iowa to create uncomfortably muggy weather.