If you planning to travel to Knott's Soak City San Diego, Chula Vista, 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 2:08 PM. The temperature feels like 60 with a humidity level of 48 so dress accordingly. Cloud coverage is 5 percent with visibility at 13.6 percent. Today’s UV index is 0, don’t forget the sunscreen if you need it! Today’s winds are traveling southwest at a speed of 8 MPH. At the end of the day don’t miss the sunset at 12:54 AM.