Traveling to SLAC National Accelerator Laboratory, Menlo Park, 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 1:57 PM and don’t miss the sunset at 2:01 AM. Today’s winds are traveling east-southeast at a speed of 3 MPH. The temperature feels like 74 with a humidity level of 41. Cloud coverage is 9 percent with 15 percent visibility. Today’s UV index is 7 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.