St. Clairsville, OH has a humid continental climate, with four distinct seasons. Summers are warm and humid, with highs usually in the mid-80's Fahrenheit and lows in the upper 50's to lower 60's Fahrenheit. Winters are cold and snowy, with highs in the upper 30's to low 40's Fahrenheit and lows in the teens. Spring is mild, with average temperatures ranging from the mid-50’s to mid-70’s Fahrenheit while fall brings cooler temperatures that range from lows in the high 30’s to highs in the mid-60’s Fahrenheit. Precipitation is abundant year round; snowfall averages around 35 inches annually.
St. Clairsville, Ohio gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.
St. Clairsville averages 27 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 160 sunny days per year in St. Clairsville. The US average is 205 sunny days.
St. Clairsville gets some kind of precipitation, on average, 141 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 82 degrees
Winter Low: the January low is 20
Rain: averages 39 inches of rain a year
Snow: averages 27 inches of snow a year