August 30, 2014; 5:14 AM ET
San Francisco will see abundant sunshine through at least Thursday. more >
Rises at 6:36 AM with 13:03 of sunlight, then sets at 7:39 PM
Rises at 11:22 AM with 11:01 of moolight, then sets at 10:23 PM
Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.