Pennsylvania weather, town by town

About Pennsylvania weather

The map on the Now tab shows every Pennsylvania town's current temperature from our own server, one dot per town. Tap any dot, or type a town above, for that town's full forecast.

What the weather is usually like

Across the 1949 Pennsylvania towns with station normals, the warmest month is July, when the day usually reaches 84°F, and the coldest is January, when the night usually falls to 20°F. May is the wettest, with rain on about 13 days. July afternoons run from about 75°F in Acosta to 89°F in Ambler. January nights run from about 12°F in Browndale to 28°F in Ardmore.

Means of the 1991 to 2020 station normals serving these towns, as published by NOAA; each town's page carries its own.

Where these numbers come from

• Current conditions and forecast: NOAA forecast grids decoded on our own server, corrected against the nearest reporting station and our own radar. Open-Meteo is consulted only as a fallback when our server is silent.
• Records: computed by myweatherrock from NOAA GHCN-Daily station records at the stations serving these towns. Measurements, not estimates.
• Warnings and alerts: the National Weather Service, passed through unchanged.

Pennsylvania weather records

Measured at the NOAA stations serving these towns, daily records 1840 to 2026. Station extremes, not official state records.

Common questions about Pennsylvania weather

What is the hottest temperature recorded at a Pennsylvania station?

111°F at Phoenixville 1 E on July 9, 1936, in the NOAA daily station records myweatherrock holds (1840 to 2026).

What is the coldest temperature recorded at a Pennsylvania station?

-37°F at Titusville Wtr Wks on February 26, 1963.

What is the most rain a Pennsylvania station has measured in one day?

10.5 inches at Reading Wb City on June 24, 1972.

What is the biggest one-day snowfall at a Pennsylvania station?

42.5 inches at Apalachin 2.8 Ese on December 17, 2020.

How many Pennsylvania towns have a weather page here?

1,952: 965 census-designated places, 927 boroughs, 56 cities, 3 municipality, 1 towns. Each page carries current conditions, the hourly timeline, the ten day outlook, radar, and where a station sits close enough, measured records.

Where does the Pennsylvania forecast come from?

NOAA forecast grids (the National Weather Service digital forecast, the National Blend of Models, HRRR and GFS) decoded on our own server, corrected against the nearest reporting station and our own radar. Open-Meteo is consulted only as a fallback when our server is silent.