Grand Lake, CO has a humid continental climate type, with warm summers and cold winters. During the summer months, temperatures average in the mid-60s to low 70s (°F), while in the winter they drop to around 0 to 10°F. Precipitation is moderate throughout the year, with an annual average of 30 inches. As the area is located at an elevation of 8300 feet above sea level, snowfall can be quite heavy during certain periods of the year and often persists until April or May.
Grand Lake (zip 80447), Colorado gets 18 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Grand Lake (zip 80447) averages 129 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 244 sunny days per year in Grand Lake (zip 80447). The US average is 205 sunny days.
Grand Lake (zip 80447) gets some kind of precipitation, on average, 135 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 76 degrees
Winter Low: the January low is 6
Rain: averages 18 inches of rain a year
Snow: averages 129 inches of snow a year