Ollie, IA has a humid continental climate with four distinct seasons. Summers are warm and humid, with temperatures often reaching the mid-80s. Winters are cold and often snowy, with temperatures commonly dropping to around 20 degrees Fahrenheit or lower. Spring and autumn are generally mild, though they can experience dramatic temperature swings in short periods of time. All year round, there is an average of about 33 inches of precipitation that falls from rain and snow.
Ollie, Iowa gets 37 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Ollie averages 24 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 191 sunny days per year in Ollie. The US average is 205 sunny days.
Ollie 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.
Weather Highlights
Summer High: the July high is around 86 degrees
Winter Low: the January low is 14
Rain: averages 37 inches of rain a year
Snow: averages 24 inches of snow a year