Weather

Colorado is known for its changing weather. What may start out as a cold and overcast day can turn into a beautiful sunny afternoon (and vice versa!). Bring layers, sunscreen (year-round), and chapstick. And drink lots of water!

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average high in °F: 32 34 40 47 57 68 74 72 65 53 40 31
Average low in °F: 1 3 11 18 27 33 39 38 30 21 12 3
Average snowfall (inch): 15 16 17 17 5 1 0 0 1 6 15 15

 

Summit County, Colorado, gets 21 inches of rain per year. The US average is 39. Snowfall is 175 inches. The average US city gets 26 inches of snow per year. The number of days with any measurable precipitation is 65.

On average, there are 245 sunny days per year in Summit County, Colorado. The July high is around 74 degrees. The January low is 1. The comfort index for Summit County is a 54 out of 100, where a higher score indicates a more comfortable year-around climate. The US average for the comfort index is 54. The index is based on the total number of days annually within the comfort range of 70-80 degrees (without excessive humidity).