The climate in 52146 Harpers Ferry, IA is typical of the Upper Midwest region, with four distinct seasons. Summers are warm and humid, with temperatures reaching into the mid-80s on average. Winters are cold and snowy, with temperatures usually dropping into the high teens or low twenties. Spring and fall bring milder temperatures and plenty of sunshine. Precipitation levels are moderate throughout the year, with snowfall occurring most heavily during December through February.
Harpers Ferry (zip 52146), Iowa gets 35 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Harpers Ferry (zip 52146) averages 35 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 192 sunny days per year in Harpers Ferry (zip 52146). The US average is 205 sunny days.
Harpers Ferry (zip 52146) gets some kind of precipitation, on average, 97 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 83 degrees
Winter Low: the January low is 9
Rain: averages 35 inches of rain a year
Snow: averages 35 inches of snow a year