If you planning to travel to Hans Kornell Champagne Cellars, Calistoga, California, here is your 6-day travel weather forecast to make sure you have all the essentials needed during your stay. Start your day when the sunrises at 1:45 PM. The temperature feels like 70.9 with a humidity level of 51 so dress accordingly. Cloud coverage is 3 percent with visibility at 14.8 percent. Today’s UV index is 8, don’t forget the sunscreen if you need it! Today’s winds are traveling southwest at a speed of 2 MPH. At the end of the day don’t miss the sunset at 2:28 AM.