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Climate in Illinois

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Climate
ClimateIllinois, ILUnited States
Rainfall (in.)37.436.5
Snowfall (in.)21.725
Precipitation Days104100
Sunny Days198205
Avg. July High86.686.5
Avg. Jan. Low16.620.5
Comfort Index (higher=better)4244
UV Index3.94.3
Elevation ft.5991,060

Illinois, IL, gets 37 inches of rain per year. The US average is 37. Snowfall is 22 inches. The average US city gets 25 inches of snow per year. The number of days with any measurable precipitation is 104.

On average, there are 198 sunny days per year in Illinois, IL. The July high is around 87 degrees. The January low is 17. Our comfort index, which is based on humidity during the hot months, is a 42 out of 100, where higher is more comfortable. The US average on the comfort index is 44.


Illinois Climate SperlingViews

Bad-winters: Looking for a place warmer winters and less... (read more)Winters are long and harsh: As a transplanted southerner, living with snow, ice, wind and sub-zero temperatures is extremely difficult. It usually starts to get cold in October and doesn't get... (read more)Illinois: Cold & damp in winter, humid in summer, high taxes. I'm being nice. If my husband wrote this, it wouldn't be as nice. ... (read more)Have an opinion about Illinois? Leave a commentTo See All SperlingViews for Illinois Click Here