Weather in Johnstown, PA
Updated 2026-09-26 11:00 local time · ZIP codes 15901, 15902, 15904, 15905 + more
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
55°15% rain59°13% rain
61°7% rain63°11% rain63°11% rain63°12% rain61°14% rain62°16% rain62°21% rain
60°24% rain58°25% rain56°29% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 29%).
It feels like 51°F with winds near 7 mph.
61°F, 7% rain chance and 9 mph wind.
Visibility is around 6 mi; gusts may reach 21 mph.
Current temperature is 55°F, wind 7 mph, rain chance up to 29%.
UV index is 3. Sunscreen and sunglasses are sensible for longer outdoor time.
Local weather characteristics in Johnstown
Pennsylvania has four seasons and varied terrain. Western and northern areas are generally cooler and snowier, while southeastern areas are often milder.
Johnstown is part of the Northeast weather region. The forecast point is near 40.33°N latitude and 78.92°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
Johnstown weather today
Overcast and 55°F in Johnstown, PA. Today's high is 63°F with a 19% rain chance. Winds are around 7 mph with gusts near 13 mph. Relative humidity is 61%, pressure is 30.07 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Johnstown
Sunrise is at 07:07 AM and sunset is at 07:06 PM. Tomorrow's forecast calls for Overcast with a high near 59°F and a low near 45°F. The maximum rain chance is 46%.