Philadelphia School District schools that are not air-conditioned will close early Friday because of expected heat

District officials say they are working toward air-conditioning every school in the system, but that won’t happen until 2027.

100 Philly schools to close early because of extreme heat

Philadelphia schools and suburban districts closing early due to heat

90 Philadelphia schools to close early Friday due to heat

Philly schools dismiss early during first week due to heat - WHYY

Philly schools dismiss early during first week due to heat - WHYY

Late summer heat wave prompts early Philly school dismissals; bakes Delaware Valley

Too hot for school? Climate change turning classrooms into a public health issue - Good Morning America

Heat causes early dismissals for Philly, suburban, NJ schools – NBC10 Philadelphia

Allentown School District dismissing early all week due to heat