CWS Forecast: Northwest Pennsylvania

Seasonable weather across Pennsylvania is likely to continue through the middle of next week. Today will see mostly sunny skies throughout the state with mild conditions in and around the upper 50s and 60s. There is a chance of freezing temperatures overnight in the eastern part of the state. Sunday will be another gorgeous fall day with temperatures around the seasonal averages with sunny skies around the Commonwealth. This weekend will be a great time to see the fall foliage, which is peaking in most parts of north central Pennsylvania, as well as along the Alleghany Mountains. Monday and Tuesday will consist of mostly sunny conditions with temperatures slightly above seasonal highs. By mid-week we will see clouds starting to return to the state, but temperatures will stay around average with chances of precipitation remaining near zero. 

Day One: Friday, October 23rd 2026

Sunny skies and seasonable conditions.

  High: 62°F

Low: 40°F

Day Two: Saturday, October 24th 2026

Clear skies in the morning and early afternoon. Mostly clear in the late afternoon and evening.

High: 64°F 

Low: 41°F

Day Three: Sunday, October 25th 2026

Mostly clear skies through the morning. Partly cloudy later in the afternoon and evening.

High: 64°F

Low: 47°F 

Day Four: Monday, October 26th 2026

Mostly sunny skies through the morning. Partly cloudy later in the afternoon and evening.

High: 57°F 

Low: 44°F 

Day Five: Tuesday, October 27th 2026

Mostly cloudy throughout the morning and afternoon. Decreasing clouds heading into overnight.

High: 64°F

Low: 43°F

Last Updated on October 23, 2026 at 5:06 pm