Central PA Weather: Warm Temperatures Stick Around, But Rainfall Remains ScarceAsia Tabb Bio Recent Stories Asia Tabb is the Host and Producer for WITF’s The Spark. After a stretch of cooler weather earlier this month, Central Pennsylvania is back to feeling more like summer. “The dry air coming in with the cooler weather has really put a stop to rain locally,” Tommaso explained. So it’s really hard to generate rain right now.”The tropics, usually an important source of moisture for the East Coast this time of year, are quiet. “There is not much rain to be had in this weather pattern,” Tommaso said.