If you planning to travel to John F. Kennedy Library, Vallejo, 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 2:57 PM. The temperature feels like 57.8 with a humidity level of 97 so dress accordingly. Cloud coverage is 92 percent with visibility at 9 percent. Today’s UV index is 0, don’t forget the sunscreen if you need it! Today’s winds are traveling south at a speed of 19 MPH. At the end of the day don’t miss the sunset at 12:54 AM.