Mammoth Lakes, CA has an alpine climate characterized by long, cold winters and short, mild summers. Average winter temperatures range from 20-35°F while summer temperatures typically range from 55-75°F. Snowfall generally begins between October and December and can last up until April or May. The Mammoth Lakes region is known for receiving some of the highest levels of snowfall in the United States, with an average of over 400 inches per year. The combination of low temperatures and high levels of precipitation help create an ideal environment for a variety of outdoor activities throughout the year including skiing, snowshoeing, biking, hiking, boating and fishing.
Mammoth Lakes, California gets 15 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Mammoth Lakes averages 93 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 275 sunny days per year in Mammoth Lakes. The US average is 205 sunny days.
Mammoth Lakes gets some kind of precipitation, on average, 77 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 78 degrees
Winter Low: the January low is 14
Rain: averages 15 inches of rain a year
Snow: averages 93 inches of snow a year