Mammoth Lakes is a town in Mono County, California, the county’s only incorporated community. It is located immediately to the east of Mammoth Mountain, at an elevation of 7,880 feet (2,400 m). As of the 2010 United States Census, the population was 8,234, reflecting a 16% increase from the 2000 Census. (https://en.wikipedia.org/wiki/Mammoth_Lakes,_California)
Over the course of the year, the temperature typically varies from 11°F to 76°F and is rarely below -0°F or above 82°F.
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. The chance of wet days in Mammoth Lakes varies throughout the year. The wetter season lasts 5.1 months, from November 8 to April 10, with a greater than 17% chance of a given day being a wet day. The chance of a wet day peaks at 30% on February 21. The drier season lasts 6.9 months, from April 10 to November 8. The smallest chance of a wet day is 3% on July 2. Among wet days, we distinguish between those that experience rain alone, snow alone, or a mixture of the two. Based on this categorization, the most common form of precipitation in Mammoth Lakes changes throughout the year. Rain alone is the most common for 5.9 months, from April 29 to October 27. The highest chance of a day with rain alone is 8% on May 23. Snow alone is the most common for 3.1 months, from December 4 to March 9. The highest chance of a day with snow alone is 17% on February 8. Mixed snow and rain is the most common for 2.9 months, from March 9 to April 29 and from October 27 to December 4. The highest chance of a day with mixed snow and rain is 12% on March 13.
The perceived humidity level in Mammoth Lakes, as measured by the percentage of time in which the humidity comfort level is muggy, oppressive, or miserable, does not vary significantly over the course of the year, remaining a virtually constant 0% throughout.