Franklin Grove, IL has a humid continental climate with warm, humid summers and cold, snowy winters. The average temperature in the summer months ranges from the low 70s to the mid 80s, while in winter the temperatures drop to below freezing. Precipitation is fairly evenly spread throughout the year with annual rainfall of about 36 inches. Snowfall can be especially heavy during winter months, reaching up to 40 inches annually. The area often experiences strong winds in spring and fall due to its inland location away from any bodies of water. Overall, Franklin Grove provides four distinct seasons that are enjoyable for those who embrace the outdoors and all that comes with it.
Franklin Grove, Illinois gets 37 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Franklin Grove averages 26 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 191 sunny days per year in Franklin Grove. The US average is 205 sunny days.
Franklin Grove gets some kind of precipitation, on average, 102 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 83 degrees
Winter Low: the January low is 12
Rain: averages 37 inches of rain a year
Snow: averages 26 inches of snow a year