Heyworth, IL has a humid continental climate, characterized by hot summers and cold winters. In the summer months the temperature averages in the high 70’s to low 80’s with occasional spikes into the 90’s. During the winter temperatures average in the 20’s with occasional snowfall. Precipitation is spread evenly throughout the year with an average of 35 inches per year. The region experiences four distinct seasons, including a mild spring and fall.
Heyworth, Illinois gets 40 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Heyworth averages 21 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 190 sunny days per year in Heyworth. The US average is 205 sunny days.
Heyworth gets some kind of precipitation, on average, 103 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 15
Rain: averages 40 inches of rain a year
Snow: averages 21 inches of snow a year