62543 Latham, IL has a humid continental climate with hot summers and cold winters. The average highs in the summer months range from the mid-70s to the low-80s, while the average lows range from the high 40s to the low 50s. The winter months are much colder, with average highs ranging from the upper 20s to mid-30s and average lows in the teens. Rainfall is abundant throughout all seasons, but snowfall is less common with only about 16 inches per year on average.
Latham (zip 62543), Illinois gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Latham (zip 62543) averages 17 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 198 sunny days per year in Latham (zip 62543). The US average is 205 sunny days.
Latham (zip 62543) 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 19
Rain: averages 39 inches of rain a year
Snow: averages 17 inches of snow a year