Traveling to Chair 20 Ski Lift, Mammoth Lakes, California? Here is your 6-day weather forecast in the area. Whether it is a warm weather destinations or cold climate don’t forget to consider weather, while you pack your bags for this trip. Start your day when the sunrises at 3:06 PM and don’t miss the sunset at 12:42 AM. Today’s winds are traveling southwest at a speed of 11 MPH. The temperature feels like 30 with a humidity level of 54. Cloud coverage is 48 percent with 14.9 percent visibility. Today’s UV index is 0 make sure to prepare properly. Make sure to plan your travel itinerary to match your travel weather forecast to make the most of your vacation with Reservations.com.