Weather in Boulder
If moderate temperatures, an average of 300 sunny days per year and beautiful scenery sound like the perfect vacation destination, then you will love Boulder and its pleasant year-round weather. Boulder Colorado is considered the high-desert, with an altitude of 5,400 above sea level. This elevation ensures a mild climate with very little humidity in the summer and winter months. The warmest month is July with an average daytime temperature of 87 degrees Fahrenheit. You may need a sweater at night as temperatures can dip into the 40s. January is the coldest month in Boulder, with an average daytime high of 45 degrees. Visitors to the Rocky Mountains dress in layers so they can be ready for all temperatures.
Boulder offers the perfect climate for a variety of outdoor recreation, including hiking and biking.
Normal average daily temperature: 64.5 degrees F
Warmest month: July
Daily mean temperature: 51.6 degrees F
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