The climate in London Mills, IL is generally mild and humid throughout the year. Summers are typically warm with temperatures reaching the mid 80s and nights cooling off to the low 60s. Winters tend to be cold and damp in London Mills, with temperatures ranging from the low 20s to high 30s. Precipitation is fairly consistent throughout the year, with average annual snowfall of around 25 inches, mostly concentrated in December and January. The area has a humid continental climate, meaning that summers are hot and humid while winters are cold and wet.
London Mills, Illinois gets 38 inches of rain, on average, per year. The US average is 38 inches of rain per year.
London Mills averages 21 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 London Mills. The US average is 205 sunny days.
London Mills gets some kind of precipitation, on average, 95 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 21 inches of snow a year