Lake Catherine, IL has a humid continental climate with warm summers and cold winters. The average high during the summer months is in the low 80s with lows in the mid to upper 60s. During the winter, temperatures drop to an average low of 16°F and an average high of 34°F. Rainfall is relatively evenly distributed throughout the year, averaging around 42 inches annually. Snowfall can reach up to 25 inches each year with most snowfall occurring between December and March.
Lake Catherine, Illinois gets 36 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Lake Catherine averages 41 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 189 sunny days per year in Lake Catherine. The US average is 205 sunny days.
Lake Catherine 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 82 degrees
Winter Low: the January low is 14
Rain: averages 36 inches of rain a year
Snow: averages 41 inches of snow a year