Road Conditions

If you’re driving to Mammoth Lakes from late fall through early spring, you may encounter storm conditions during your drive.

Always check the resources below to find the most up-to-date information about highway conditions, winter road closures (both seasonal and temporary) and chain restrictions on your route to Mammoth Lakes.

Where To Find California Road Conditions

Whether you’re driving from Southern California or Northern California to Mammoth Lakes, the California Department of Transportation (CalTrans) is the official resource for information about California highway conditions. Use the CalTrans road conditions page to search for road conditions by searching the highways you’ll be driving on, including Hwy. 395, Hwy. 203, Hwy. 88, Hwy. 89, Hwy. 50, Hwy. 120 and other U.S. and California roadways throughout the state. You can also download the CalTrans Quick Map app on your mobile devices for quick access while you are traveling.

Where To Find Nevada Road Conditions

If you’re traveling from Nevada or Northern California to Mammoth Lakes, the Nevada Department of Transportation (NDOT) is the official resource for information about Nevada highway conditions. Find up-to-date Nevada road conditions on the NDOT website, including reports on Hwy. 395, Hwy. 80, Hwy. 95, Hwy. 168, Hwy. 6 and other U.S. and Nevada roadways throughout the state.

Frequently Asked Questions

1. Are chains required in Mammoth Lakes?

If you're planning a road trip to Mammoth Lakes in the winter, you should always carry chains regardless of current conditions, as they could become required at any time. When chains are required, chains must be installed on the drive wheels. Look through more information about chain requirements from CalTrans here.

2. What month does it snow the most in Mammoth Lakes?

January typically receives the most snowfall in Mammoth Lakes with an average height of 74 inches.

3. What's the average snowfall per year in Mammoth Lakes?

The total average snowfall in Mammoth Lakes reaches around 300 inches. The area is exposed to nearly 40 snowfall days per year.

More Ways to Plan for Your Winter Trip

With plenty of snow during the winter months, it's important to plan ahead for the ultimate road trip in Mammoth Lakes. Discover the current temperatures in Mammoth Lakes with our weather guide and find ways to warm up with a variety of indoor activities.