Climate in Boulder Hill, Illinois

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Climate

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Climate	Boulder Hill, IL	United States
Rainfall (in.)	35.3	36.5
Snowfall (in.)	29.2	25
Precipitation Days	106	100
Sunny Days	191	205
Avg. July High	85	86.5
Avg. Jan. Low	13.4	20.5
Comfort Index (higher=better)	46	44
UV Index	3.4	4.3
Elevation ft.	690	1,060

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Boulder Hill, IL, gets 35 inches of rain per year. The US average is 37. Snowfall is 29 inches. The average US city gets 25 inches of snow per year. The number of days with any measurable precipitation is 106.

On average, there are 191 sunny days per year in Boulder Hill, IL. The July high is around 85 degrees. The January low is 13. Our comfort index, which is based on humidity during the hot months, is a 46 out of 100, where higher is more comfortable. The US average on the comfort index is 44.

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