Manteno, IL enjoys a temperate climate with four distinct seasons. Summers are hot and humid with temperatures ranging from the mid 80's to low 90's. The winters can be cold with temperatures as low as the high teens and snowfall is common in the area from December to March. Spring brings mild weather while autumn brings cool, crisp conditions. Overall, Manteno enjoys an ideal climate for outdoor recreation year-round.
Manteno, Illinois gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Manteno averages 26 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 185 sunny days per year in Manteno. The US average is 205 sunny days.
Manteno gets some kind of precipitation, on average, 113 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 84 degrees
Winter Low: the January low is 16
Rain: averages 39 inches of rain a year
Snow: averages 26 inches of snow a year