Gladstone, IL has a humid continental climate, characterized by hot summers and cold winters. In the summer months, temperatures are often in the high 80s and low 90s with high levels of humidity due to its proximity to Lake Michigan. Winters can be very cold and snowy, with temperatures dipping into the single digits. Precipitation is consistently distributed throughout the year, with rainfall occurring most often in spring and summer.
Gladstone, Illinois gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Gladstone averages 22 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 203 sunny days per year in Gladstone. The US average is 205 sunny days.
Gladstone gets some kind of precipitation, on average, 111 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 16
Rain: averages 39 inches of rain a year
Snow: averages 22 inches of snow a year