Corydon, IA has a humid continental climate. Summers in Corydon are warm and humid with temperatures typically reaching the mid-80s Fahrenheit (30°C). Winters are cold, typically with highs in the 20s Fahrenheit (-6°C) and lows occasionally dropping below 0°F (-18°C). Precipitation is spread throughout the year, with snowfall occurring most frequently during December to February.
Corydon, Iowa gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Corydon averages 24 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 Corydon. The US average is 205 sunny days.
Corydon gets some kind of precipitation, on average, 112 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 85 degrees
Winter Low: the January low is 13
Rain: averages 39 inches of rain a year
Snow: averages 24 inches of snow a year