The climate in Martinsville, IL is warm and humid in the summer months with temperatures reaching into the mid-80s on average. The winters tend to be cold with temperatures often below freezing. Snowfall typically averages around 20 inches per year with occasional snowfall into April or May. Overall, the weather in Martinsville is mild and pleasant with four distinct seasons and plenty of sunshine throughout the year.
Martinsville, Illinois gets 43 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Martinsville averages 14 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 195 sunny days per year in Martinsville. The US average is 205 sunny days.
Martinsville gets some kind of precipitation, on average, 107 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 87 degrees
Winter Low: the January low is 20
Rain: averages 43 inches of rain a year
Snow: averages 14 inches of snow a year