Fairmont City, IL enjoys a relatively mild climate year-round. During the summer months, temperatures range from the low 70s to the mid-80s and humidity levels are generally low. Winters in Fairmont City tend to be cold and snowy with temperatures ranging from the teens to lower 30s and an average of 30 inches of snowfall per season. Spring brings moderate temperatures in the 50s and 60s as well as consistent rainfall. Autumn tends to be cool with temperatures ranging from the upper 40s to lower 70s and usually sunny skies.
Fairmont City, Illinois gets 42 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Fairmont City averages 13 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 Fairmont City. The US average is 205 sunny days.
Fairmont City gets some kind of precipitation, on average, 104 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 89 degrees
Winter Low: the January low is 23
Rain: averages 42 inches of rain a year
Snow: averages 13 inches of snow a year