Unionville, IA has a humid continental climate, which is characterized by hot summers and cold winters with moderate precipitation throughout the year. Temperatures in the summer months often reach into the 80's while winter lows can dip into the single digits. Rainfall is plentiful throughout the year with typically over 40 inches falling annually. However, snowfall can vary from year to year depending on weather patterns. Snowfall averages around 20 inches each year, but can range from as little as a few inches up to more than 50 inches in some years.
Unionville, Iowa gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Unionville averages 24 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 200 sunny days per year in Unionville. The US average is 205 sunny days.
Unionville gets some kind of precipitation, on average, 100 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 14
Rain: averages 39 inches of rain a year
Snow: averages 24 inches of snow a year