Weather in St. Clair, Pennsylvania
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 05:52 PM ET · Refreshes every hour
61°F
Overcast
Feels like 62°F
90%
Humidity
5 mph
Wind Speed
About Weather in St. Clair
St. Clair is located in Pennsylvania (coordinates: 40.478469°N, 78.228416°W). Weather data is sourced from Open-Meteo, a free and open meteorological API using data from national weather services including NOAA.
All temperatures are displayed in Fahrenheit. Wind speed is in miles per hour.