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Climate in Boulder, Colorado

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ClimateBoulder, COUnited States
Rainfall (in.)19.236.5
Snowfall (in.)83.125
Precipitation Days93100
Sunny Days245205
Avg. July High8886.5
Avg. Jan. Low20.420.5
Comfort Index (higher=better)6444
UV Index5.84.3
Elevation ft.5,4191,443



Boulder, CO, gets 19 inches of rain per year. The US average is 37. Snowfall is 83 inches. The average US city gets 25 inches of snow per year. The number of days with any measurable precipitation is 93.

On average, there are 245 sunny days per year in Boulder, CO. The July high is around 88 degrees. The January low is 20. Our comfort index, which is based on humidity during the hot months, is a 64 out of 100, where higher is more comfortable. The US average on the comfort index is 44.


Boulder Climate SperlingViews

Weather: From late Spring through the beginning of Winter, the weather is very... (read more)The climate is wonderful here: Even in the winter if you don't like the weather just wait a day......we get 60+ degrees in the winter a lot. The scenery and culture here is magnificent......its clean... (read more)Public Transport: The bus and light rail system in the Boulder/Denver area is exceptional, service is efficent,economical, and easy to... (read more)Have an opinion about Boulder? Leave a commentTo See All SperlingViews for Boulder Click Here