

PHILADELPHIA (WPVI) -- The humidity is nice and low on Saturday before turning more humid on Sunday with a pop-up storm around.
SATURDAY: Nice and comfortable with sunshine and lower humidity, high 83.
SUNDAY: Partly sunny and more humid with a shower or thunderstorm around, high 87.
MONDAY: Hot and more humid, high 88.
TUESDAY: September starts hot with a mix of sun and clouds, high 90.
WEDNESDAY: Partly sunny, hot and humid, with a late-day thunderstorm possible, high 90.
THURSDAY: Still warm and muggy, with a few storms possible, high 89.
FRIDAY: A refreshing change with plenty of sun, high 84.