The climate in Mason, IL (62443) is typically mild and pleasant. Summers are usually hot and humid, with temperatures reaching the mid-80s Fahrenheit (29 to 32 degrees Celsius) during the warmest days. Winters tend to be cold but relatively dry, with temperatures usually dropping below freezing at night. Spring and autumn are comfortable seasons with moderate temperatures and occasional showers. Mason enjoys all four distinct seasons of the year and has plenty of sunshine throughout the year.
Mason (zip 62443), Illinois gets 44 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Mason (zip 62443) averages 15 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 200 sunny days per year in Mason (zip 62443). The US average is 205 sunny days.
Mason (zip 62443) gets some kind of precipitation, on average, 106 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 88 degrees
Winter Low: the January low is 21
Rain: averages 44 inches of rain a year
Snow: averages 15 inches of snow a year