Vernon, IL experiences a humid continental climate with cold winters and hot summers. The average temperature in the winter months varies from highs of around 41°F (5°C) to lows of around 19°F (-7°C). In the summer months, temperatures reach an average of around 79°F (26°C). Rainfall is fairly distributed throughout the year, with an yearly average of just over 40 inches (101 cm).
Vernon (zip 62892), Illinois gets 42 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Vernon (zip 62892) averages 10 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 199 sunny days per year in Vernon (zip 62892). The US average is 205 sunny days.
Vernon (zip 62892) gets some kind of precipitation, on average, 97 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 42 inches of rain a year
Snow: averages 10 inches of snow a year