September 5, 2015; 6:42 AM ET
A backdoor front will trim temperatures, haze and humidity around Philadelphia this weekend before all three conditions return by early next week. more >
Pleasant and less humid with some clouds, then sunshine
Rises at 6:32 AM with 12:54 of sunlight, then sets at 7:26 PM
Rises at 2:20 PM with 0:-10 of moolight, then sets at 2:10 PM
Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.