Mazon, IL experiences a humid continental climate type. This means that the summers are hot and humid with temperatures often reaching up into the 90s. Winters can be quite cold, with temperatures dipping into the single digits at night. Precipitation is distributed throughout the year and it is not unusual to experience thunderstorms during warm summer months. Snowfall in Mazon is usually light, however there can be some heavier snowfall during winter months.
Mazon, Illinois gets 37 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Mazon averages 22 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 192 sunny days per year in Mazon. The US average is 205 sunny days.
Mazon gets some kind of precipitation, on average, 110 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 15
Rain: averages 37 inches of rain a year
Snow: averages 22 inches of snow a year