Climate in Denison, Iowa

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Climate

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Climate	Denison, IA	United States
Rainfall (in.)	29.2	36.5
Snowfall (in.)	32.4	25
Precipitation Days	86	100
Sunny Days	217	205
Avg. July High	86	86.5
Avg. Jan. Low	9.8	20.5
Comfort Index (higher=better)	41	44
UV Index	3.7	4.3
Elevation ft.	1,338	1,060

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Denison, IA, gets 29 inches of rain per year. The US average is 37. Snowfall is 32 inches. The average US city gets 25 inches of snow per year. The number of days with any measurable precipitation is 86.

On average, there are 217 sunny days per year in Denison, IA. The July high is around 86 degrees. The January low is 10. Our comfort index, which is based on humidity during the hot months, is a 41 out of 100, where higher is more comfortable. The US average on the comfort index is 44.

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