CWS Forecast: Pittsburgh Metro

Unseasonably warm temperatures are expected across the Commonwealth on Thursday, with highs reaching the upper 70’s to low 80’s along with a chance of showers and thunderstorms throughout the day. Friday will remain warm with partly cloudy skies before temperatures begin to cool heading into the weekend. Saturday looks favorable for daytime tailgating, with mostly cloudy skies and temperatures near 70. Rain and thunderstorms are expected to move into the area Sunday morning, with heavy rain possible as the system passes through. Temperatures will then fall into the 60s, with mostly cloudy skies and scattered showers continuing through Monday and Tuesday. Wednesday will bring more cloudy conditions, with temperatures near 60 and a continued chance of morning rain.

Day One: Wednesday, September 16th 2026

Remaining hot and humid with rain throughout the day and a chance of heavier showers or storms. Drying out later with lingering clouds.

High: 84°F

Low: 63°F

Day Two: Thursday, September 17th 2026

Temperatures staying at or above average, but humidity dropping throughout the day. Clouds clearing out by evening.

High: 78°F 

Low: 52°

Day Three: Friday, September 18th 2026

Scattered clouds throughout the day. Chilly in the morning with temperatures still soaring about the seasonal average in the afternoon. Showers in evening as well.

High: 73°F

Low: 59°F

Day Four: Saturday, September 19th 2026

Rainy with a chance of showers or storms. Overcast and slightly cooler than the last few days.

High: 74°F

Low: 56°F

Day Five: Sunday, September 20th 2026

Cloudy with a chance of stray showers. Temperatures dipping below the seasonal average.

High: 69°F

Low: 59°F