August 29, 2015; 7:18 PM ET
Heat and humidity will return to Boston this weekend and hang on into next week. more >
Intervals of clouds and sunshine
Humid with patchy clouds
Rises at 6:03 AM with 13:17 of sunlight, then sets at 7:20 PM
Rises at 7:12 PM with 11:48 of moolight, then sets at 7:00 AM
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.