Zo’s so cold.
Temperatures inside City Hall plunged as low as 54 degrees Thursday during the ongoing heat wave — despite Mayor Zohran Mamdani urging New Yorkers to set their air conditioners to a balmy 78, The Post found.
Sweaty Post reporters armed with an infrared thermometer tested 20 spots within City Hall and other municipal offices and buildings they were able to access — and all but five of them were below 78 degrees.