Cornell, IL is located in an area with a humid continental climate, characterized by distinct four seasons and a wide range of temperatures. Summers in Cornell are usually warm and humid with highs in the mid-80s Fahrenheit and lows around 60 degrees; while winters are cold, snowfall can often be expected due to its location in the Midwest. During spring and fall, temperatures range from mild to cool. The average annual precipitation is 38 inches, which includes snowfall of about 25 inches annually. Generally speaking, Cornell experiences hot summers and cold winters, although temperature fluctuations can occur throughout the year.
Cornell, Illinois gets 38 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Cornell averages 24 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 Cornell. The US average is 205 sunny days.
Cornell gets some kind of precipitation, on average, 104 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 85 degrees
Winter Low: the January low is 15
Rain: averages 38 inches of rain a year
Snow: averages 24 inches of snow a year