Grand Junction, CO has a semi-arid climate, with hot summers and cold winters. Average temperatures in the summer range from around 80 degrees Fahrenheit during the day to around 50 at night. Winters in Grand Junction can be cold, with average low temperatures ranging from 25-30 degrees Fahrenheit. Precipitation is fairly low in Grand Junction, averaging around 8 inches of rain per year throughout the four seasons. Snow is common during winter months and often accumulates on the ground.
Grand Junction (zip 81506), Colorado gets 10 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Grand Junction (zip 81506) averages 16 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 242 sunny days per year in Grand Junction (zip 81506). The US average is 205 sunny days.
Grand Junction (zip 81506) gets some kind of precipitation, on average, 70 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 93 degrees
Winter Low: the January low is 18
Rain: averages 10 inches of rain a year
Snow: averages 16 inches of snow a year