Hello and a very happy Sunday to you! This is your weather for March 15th, 2026, in bustling Philadelphia. - Morning temperature starts at a chilly 38 degrees under overcast skies - Day warms up to a high of 53 degrees, no rain or snow expected - Light jacket recommended with a south-southeast breeze at 7 mph, gusts up to 16 mph - Evening temperatures dip slightly to 49 degrees with persistent cloud cover - Humidity is low at 27 percent, ensuring a dry day and night Have an amazing day in Philadelphia and check back in tomorrow for more updates.