August 27, 2014; 10:08 PM ET
After another big cooldown, warm and humid weather will bounce back in Boston, during the Labor Day weekend. more >
Mostly sunny and colder
Rises at 6:38 AM with 12:02 of sunlight, then sets at 6:40 PM
Rises at 7:55 AM with 11:25 of moolight, then sets at 7:20 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.