La Harpe, IL experiences a humid continental climate, characterized by cold winters and warm, humid summers. Winters usually bring periods of snowfall and occasional very cold temperatures that can dip below freezing. The average winter temperature is around 28掳F (-2掳C). Summers are hot and humid, with average temperatures around 75掳F (24掳C). The area receives an average of 40 inches of precipitation annually, most of which takes the form of rain or snow during the cooler months. La Harpe also experiences frequent thunderstorms during the summer months.
La Harpe, Illinois gets 40 inches of rain, on average, per year. The US average is 38 inches of rain per year.
La Harpe averages 22 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 201 sunny days per year in La Harpe. The US average is 205 sunny days.
La Harpe gets some kind of precipitation, on average, 99 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 16
Rain: averages 40 inches of rain a year
Snow: averages 22 inches of snow a year