Pittsburgh Light Up Night 2024 Calendar. The city of pittsburgh kicks off the holidays on november 18 at its official tree lighting ceremony as part of highmark light up night. 31 will debut fresh attractions and restore beloved traditions — with tons to see, do and explore.

The city of pittsburgh kicks off the holidays on november 18 at its official tree lighting ceremony as part of highmark light up night. 31 will debut fresh attractions and restore beloved traditions — with tons to see, do and explore.