Enter your search query in the box below.

Williamstown, Pennsylvania Weather

Williamstown, Pennsylvania — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery for Williamstown, Washington County.

🌡️ Current Conditions
Loading current conditions…
24-Hour Forecast
Loading hourly forecast…
Current Conditions Detail
Loading detail…
7-Day Forecast
Loading 7-day forecast…
✈️ Aviation Weather

Flight conditions near Williamstown — sourced from the FAA Aviation Weather Center. Nearest reporting station: locating…

Loading aviation data…
NWS Extended Forecast
Loading NWS forecast…
📡 Precipitation Radar

Live animated radar for Williamstown and surroundings — RainViewer.

Loading radar…
🛰️ Satellite Imagery

NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.

NOAA GOES-16 CONUS GEOCOLOR satellite animated loop
🛰️ GEOCOLOR loop 🌡️ Infrared (IR) 🌀 NHC Hurricane Satellite 🔗 NOAA Full Viewer

Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload

🌙 Astronomy
Calculating…

About Williamstown, Pennsylvania

Williamstown rests in a hollow, a deep breath taken by the land before it rises in rolling hills toward the Ohio River. It lies 24.1 miles south of Bethel Park, PA (from Bethel Park, PA: bearing 180°T), and is situated 3.5 miles north-north-east of Jefferson Greene County. The air here, especially after a rain, carries the damp, earthy scent of fertile soil and the faint, sweet perfume of unseen wildflowers clinging to the roadside verges. Fields of corn, their stalks a vibrant green in the summer sun, march in orderly rows up the slopes, punctuated by the darker, more rugged textures of deciduous woodlands that claw at the sky. A quiet creek, its water the color of strong tea, meanders through the valley floor, its gentle murmur a constant counterpoint to the rustle of leaves and the distant drone of an unseen tractor. The houses, many of them weathered wood and practical in design, seem to lean into the landscape, as if seeking shelter from the broad, often dramatic skies that sweep across Washington County. The history of Williamstown is written in the land itself, in the coal seams that once fueled industry and the careful cultivation that now defines its economy. Generations have worked this soil, their lives intertwined with the cycles of planting and harvest, and the echoes of that hard-won labor can still be felt in the stoic resilience of its people. While the grander narratives of industrial booms have long since faded, a quiet industriousness persists, evident in the local businesses that serve the surrounding farms and in the steady hum of activity that marks the heart of Williamstown. The old stone bridges, arching gracefully over the creek, stand as silent witnesses to the passage of time, their surfaces smoothed by countless seasons, hinting at a past that is both sturdy and enduring, much like the land it inhabits.

LocationWilliamstown, Washington County, Pennsylvania
Coordinates39.979241°N, 80.040888°W
TimezoneEastern Time (America/New_York)
Area Code215, 223, 267, 272, 412, 445, 484, 570, 582, 610, 717, 724, 814, 835, 878
Page generatedJune 2026
Weather dataOpen-Meteo (open-source), NOAA National Weather Service