Osceola, IA has a continental climate with cool winters and hot summers. The average winter temperature is around 22°F (-5.6°C), while the summer average is around 74°F (23.3°C). Precipitation amounts are low at an average of 33 inches (838 mm) per year, most of which falls in the form of rain during the spring and summer months. The area experiences moderate humidity levels throughout the year, making it comfortable for outdoor activities during most parts of the year.
Osceola, Iowa gets 37 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Osceola averages 27 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 205 sunny days per year in Osceola. The US average is 205 sunny days.
Osceola gets some kind of precipitation, on average, 89 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 12
Rain: averages 37 inches of rain a year
Snow: averages 27 inches of snow a year