September 4, 2015; 9:49 AM ET
A backdoor front will trim temperatures, haze and humidity around Boston into the first part of the Labor Day weekend before all three conditions build by early next week. more >
Mostly cloudy with a shower possible
Mainly clear with a shower
Rises at 6:26 AM with 12:27 of sunlight, then sets at 6:53 PM
Rises at 9:28 AM with 11:08 of moolight, then sets at 8:36 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.