Climate in Boulder: Temperature, Rainfall, Humidity & Sunshine

Global Climate Score

Boulder enjoys a remarkably pleasant climate characterized by over three hundred days of sunshine each year. Winters are typically mild and sunny, with periodic snowfall that melts quickly under the bright mountain skies. Summer temperatures remain comfortable and dry, providing ideal conditions for continuous outdoor recreation. Low relative humidity ensures that warm afternoons feel refreshing rather than oppressive throughout the peak seasons. This favorable weather pattern is a major draw for people who prioritize an active and outdoor-centric lifestyle.