If you planning to travel to Mission Basilica San Diego de Alcala, San Diego, 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 2:24 PM. The temperature feels like 59.1 with a humidity level of 48 so dress accordingly. Cloud coverage is 19 percent with visibility at 13.7 percent. Today’s UV index is 4, don’t forget the sunscreen if you need it! Today’s winds are traveling south at a speed of 4 MPH. At the end of the day don’t miss the sunset at 12:43 AM.