AWUS81 KCTP 210826 RWSCTP PAZ004>006-010>012-017>019-024>028-033>037-041-042-045-046- 049>053-056>059-063>066-212230- Regional Weather Summary National Weather Service State College PA 426 AM EDT Mon Sep 21 2026 Much of Pennsylvania will remain under cloudy skies today as another disturbance tracks across the Mid-Atlantic. Pockets of light to moderate rainfall will gradually overspread the southern 2/3rds of the Commonwealth over the course of today. High temperatures will struggle to reach the upper 50s and low 60s across the northern and western terrain, with highs in the mid 60s to around 70 degrees elsewhere. Meanwhile, drier air will slowly filter in from the north as the week wears on, with areas of steady rainfall tonight into Tuesday tapering off to light showers and drizzle through midweek. Overall, temperatures this week will remain on the cooler side for this time of year, with highs in the 60s and lows in the 40s and lower 50s. Additional rainfall from this system will range from under a quarter of an inch near the NY border to between 1-1.5" across central and southern PA. $$