The climate in Royal Lakes, IL is characterized by hot summers and cold winters. The average high temperature during the summer months of June, July and August is usually around 86 degrees Fahrenheit with the average low temperatures hovering around 65 degrees Fahrenheit. During the winter months of December, January and February temperatures tend to drop below freezing with an average high temperature of about 33 degrees Fahrenheit and an average low temperature of 17 degrees Fahrenheit. Throughout the year there is generally an average of 45 inches of precipitation, which comes mainly in the form of rain.
Royal Lakes, Illinois gets 40 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Royal Lakes averages 16 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 Royal Lakes. The US average is 205 sunny days.
Royal Lakes gets some kind of precipitation, on average, 105 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 87 degrees
Winter Low: the January low is 20
Rain: averages 40 inches of rain a year
Snow: averages 16 inches of snow a year