Williamson, IA has a humid continental climate, characterized by hot and humid summers, and cold winters. Summer temperatures can reach up to the high 80s (Fahrenheit), while winter lows can drop below zero. The area receives an average of 32 inches of precipitation each year, mostly in the form of rain. Snowfall is relatively uncommon in this part of IA, although snow accumulation does occur during most winters. Humidity levels are generally high, though they do vary throughout the year. Overall, Williamson experiences four distinct seasons, providing plenty of variety and activities for residents and visitors alike.
Williamson (zip 50272), Iowa gets 38 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Williamson (zip 50272) averages 25 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 202 sunny days per year in Williamson (zip 50272). The US average is 205 sunny days.
Williamson (zip 50272) gets some kind of precipitation, on average, 101 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 38 inches of rain a year
Snow: averages 25 inches of snow a year