Weather Forecast for Mumm Napa, St. Helena, California

Traveling to Mumm Napa, St. Helena, 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 12:53 PM and don’t miss the sunset at 3:19 AM. Today’s winds are traveling south-southwest at a speed of 4 MPH. The temperature feels like 66 with a humidity level of 44. Cloud coverage is 6 percent with 13.2 percent visibility. Today’s UV index is 11 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.