Pittsburgh/ Weather & Environment

Pittsburgh Shivers, Then Sizzles As Sunny Stretch Warms Into Weekend

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Published on October 22, 2026
Pittsburgh Shivers, Then Sizzles As Sunny Stretch Warms Into WeekendSource: Google Street View

Pittsburgh is starting Thursday with clear skies, chilly temperatures and a last-minute reminder that fall is not playing around yet. Patchy frost is possible before 9 a.m., but sunshine will quickly take over and push temperatures toward a pleasant high near 66 degrees. The forecast stays dry and mostly sunny through the weekend.

Frost Fades As Sunshine Takes Over

A Frost Advisory remains in effect through 9 a.m. Thursday for parts of the Pittsburgh region, with temperatures dipping into the mid-30s in colder spots. Outdoor plants may need protection.

How This Frost Compares With Pittsburgh’s Average

Pittsburgh’s average first frost date is Oct. 15, according to USA Today, citing a NOAA-based figure from the Farmers’ Almanac. That climatological average provides seasonal context, not a prediction for this week’s conditions.

After the frosty start, winds will remain light from the north. Afternoon temperatures should climb steadily, reaching the mid-60s under clear skies before Thursday night settles back to around 41 degrees.

Sunny Weekend Brings Mild Afternoons

Friday will be sunny with a high near 63, followed by overnight temperatures around 35 degrees; Saturday will be sunny with a high around 65, and Sunday will have a high near 67, according to National Weather Service.

The quiet pattern continues into early next week.