If you planning to travel to Old St. Hilary’s Open Space Preserve, Tiburon, 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 2:51 PM. The temperature feels like 54.2 with a humidity level of 64 so dress accordingly. Cloud coverage is 7 percent with visibility at 14.4 percent. Today’s UV index is 3, don’t forget the sunscreen if you need it! Today’s winds are traveling northwest at a speed of 10 MPH. At the end of the day don’t miss the sunset at 12:57 AM.