Des Moines, IA has a humid continental climate with hot and humid summers and cold, snowy winters. Average high temperatures in the summer months range from 70°F (21°C) in June to 86°F (30°C) in August. Winter low temperatures are often below 0°F (-18 °C). Precipitation is abundant throughout the year, with average annual rainfall of 33 inches (84 cm). Snowfall is common during the winter months, averaging 25 inches (63 cm) per season.
Des Moines (zip 50312), Iowa gets 36 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Des Moines (zip 50312) averages 34 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 202 sunny days per year in Des Moines (zip 50312). The US average is 205 sunny days.
Des Moines (zip 50312) gets some kind of precipitation, on average, 109 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.
Weather Highlights
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 34 inches of snow a year