Have just one day to spend in Napa Valley? There is no shortage of fabulous wineries, delicious food and beautiful scenery here! Here’s how to make the most of your 24 hours in Napa Valley, California. During our time in San Francisco last month, we knew we wanted to spend one day to head out to wine country. Napa Valley is about an hour away from San Francisco, so it seemed like a perfect day trip. We did the same thing in Southern California last year, taking a day to explore Temecula from San Diego. It was a great day,