Union, OH County has a humid continental climate with four distinct seasons. Summers are hot and humid with temperatures often reaching into the 80s or even 90s, while winters can be very cold and snowy with average temperatures of 20-30°F. The area receives an average of 42 inches of precipitation annually, which is slightly higher than the national average. Snowfall typically begins in late November and lasts until late March, although heavy snowfall can occur in any month. Spring brings milder weather with occasional rain showers and summer brings afternoons that are often sunny and hot. Fall is generally temperate with mild temperatures throughout the season.
Union County, Ohio gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Union County averages 23 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 175 sunny days per year in Union County. The US average is 205 sunny days.
Union County gets some kind of precipitation, on average, 123 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 20
Rain: averages 39 inches of rain a year
Snow: averages 23 inches of snow a year