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Rainiest Cities in Pennsylvania
Average annual precipitation, ranked
1991–2020 NOAA normals · 3 cities
Philadelphia is the rainiest city in Pennsylvania, with 50.7 in of precipitation in an average year. Every Pennsylvania city with a reporting NOAA station, ranked.
| # | City | Average annual precipitation | |
|---|---|---|---|
| 1 | Philadelphia | 50.7 in | wettest August |
| 2 | Allentown | 47.4 in | wettest July |
| 3 | Pittsburgh | 38.3 in | wettest July |
Thirty-year normals and records from each city's NOAA GHCN-Daily station, computed 2026-08-30. Cities with a population of 100,000 or more and a reporting station. Each city name opens its climate page.
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Normals and records: NOAA GHCN-Daily stations. Sunshine from ERA5 reanalysis. City locations: GeoNames (CC BY 4.0).