Des Moines, IA has a continental climate with hot, humid summers and cold, snowy winters. Average temperatures in the summer range from the mid-70s to the mid-80s (Fahrenheit), while winter temperatures range from the low 20s to low 30s (Fahrenheit). Rainfall is fairly common throughout the year, averaging around 32 inches annually. Snowfalls average around 26 inches each year, usually beginning in October and ending in April.
Des Moines, Iowa gets 36 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Des Moines averages 33 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 204 sunny days per year in Des Moines. The US average is 205 sunny days.
Des Moines gets some kind of precipitation, on average, 108 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Summer High: the July high is around 86 degrees
Winter Low: the January low is 13
Rain: averages 36 inches of rain a year
Snow: averages 33 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Des Moines is 6.9 (10=best), which means it is more comfortable than most places in Iowa.
8.6 / 4.7
Summer / Winter
September, June and May are the most pleasant months in Des Moines, while January and December are the least comfortable months.