PHILADELPHIA - A clear, blue sky was overhead the Delaware Valley on Monday with lots of sun and mild temperatures.
Temperatures lingered in the mid to high 60s in the city and throughout the suburbs, giving us a spring-like feel to kickstart the week.
Overnight temperatures will drop into the 40s with a moonlit sky and light winds to bring a crisp, fall-like air into Tuesday.
Forecasters say you should have your jackets ready to go for a chilly morning commute before things warm up in the afternoon.