Sims, IL has a humid continental climate, with warm summers and cold winters. Summers average high temperatures of around 82 degrees Fahrenheit and lows of 61 degrees Fahrenheit. During the winter months, temperatures tend to dip to an average low of 21 degrees Fahrenheit and a high of 36 degrees. Rainfall is abundant throughout the year, averaging approximately 46 inches annually. Snowfall typically begins in late November and extends through late March, with an average snowfall of 24 inches. The area also experiences strong winds during the fall and winter months that can reach up to 25 mph at times.
Sims, Illinois gets 45 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Sims averages 14 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 Sims. The US average is 205 sunny days.
Sims gets some kind of precipitation, on average, 116 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 45 inches of rain a year
Snow: averages 14 inches of snow a year