Gridley, IL has a humid continental climate with warm summers and cold winters. Average temperatures range from the high 70s in summer to the low 20s in winter. Gridley receives an average of 40 inches of precipitation annually, making it one of the wettest towns in the county. The city experiences all four seasons, including hot summers, mild springs and falls, and cold winters with snowfall. Snowfall averages around 15 inches annually, while thunderstorms are common during the summer months.
Gridley, Illinois gets 37 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Gridley averages 21 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 194 sunny days per year in Gridley. The US average is 205 sunny days.
Gridley gets some kind of precipitation, on average, 112 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 37 inches of rain a year
Snow: averages 21 inches of snow a year