Farrell, PA Weather Tomorrow

Access tomorrow's Farrell weather forecast and the next 5 days of weather details, including daily precipitation forecasts, changing sky conditions, daytime highs, overnight lows, Fahrenheit and Celsius temperatures, sunrise, sunset, wind chill, and local wind details for the Farrell area and around Mercer county, Pennsylvania.
Updated: Wed Sep 23rd 2026 6:00 AM EDT
Farrell, PA Weather – 9-23 – Scattered Showers
64° / 50°
Scattered Showers
Passing showers are in the forecast for Farrell, with a high of 64°F and a low of 50°F. Rainfall predicted to have a 73% chance with an estimated 0.15in. Wind will be moderate, blowing around 13mph on average and gusts of 30.5mph at 8 AM. The humidity will be on the higher side, averaging about 73%, the maximum being 94% at 7 AM and 39% being its lowest at 4 PM. Barometric pressure is its highest of 30.4inHg at 10 PM, a lowest point of 30.33inHg at 5 PM with an avg 30.36inHg.
Farrell, PA Weather – 9-24 – Sunny
64° / 48°

Weather Tomorrow

Sunny
Farrell is set for a sunny day with temperatures peaking at 64°F and dipping to 48°F. There's a very small chance of rainfall, only about 8%. Wind will be moderate, blowing around 12mph on average and gusts of 30.4mph at 12 AM. The humidity will be on the higher side, averaging about 65%, the maximum being 94% at 7 AM and 33% being its lowest at 2 PM. Barometric pressure is its highest of 30.45inHg at 8 AM, a lowest point of 30.3inHg at 6 PM with an avg 30.38inHg.
Farrell, PA Weather – 9-25 – Sunny
66° / 45°
Sunny
Bright and sunny conditions in Farrell, with a high of 66°F and a low of 45°F. There's a very small chance of rainfall, only about 6%. Wind will be moderate, blowing around 11mph on average and gusts of 19.9mph at 7 PM. The humidity will be on the higher side, averaging about 65%, the maximum being 88% at 7 AM and 38% being its lowest at 1 PM. Barometric pressure is its highest of 30.35inHg at 12 AM, a lowest point of 30.17inHg at 6 PM with an avg 30.27inHg.
Farrell, PA Weather – 9-26 – Sunny
67° / 48°
Sunny
In Farrell, a sunny day is likely with a high near 67°F and a low around 48°F. There's a very small chance of rainfall, only about 5%. Wind will be moderate, blowing around 11mph on average and gusts of 16.1mph at 8 PM. The humidity will be on the higher side, averaging about 66%, the maximum being 90% at 7 AM and 38% being its lowest at 3 PM. Barometric pressure is its highest of 30.22inHg at 2 AM, a lowest point of 30.08inHg at 5 PM with an avg 30.16inHg.
Farrell, PA Weather – 9-27 – Overcast
69° / 49°
Overcast
Daytime highs will reach 69°F with lows dropping to 49°F in Farrell, where skies will be overcast. There might be light rainfall having a 12% chance. Wind will be moderate, blowing around 11mph on average and gusts of 16.6mph at 10 AM. The humidity will be on the higher side, averaging about 70%, the maximum being 92% at 7 AM and 43% being its lowest at 2 PM. Barometric pressure is its highest of 30.11inHg at 2 AM, a lowest point of 29.98inHg at 5 PM with an avg 30.04inHg.
Farrell, PA Weather – 9-28 – Sunny
71° / 53°
Sunny
Daytime highs will reach 71°F with lows dropping to 53°F in Farrell, where it will be sunny. There might be light rainfall having a 11% chance. Winds will be light at 6mph and gusts of 12.1mph at 8 PM. The humidity will be on the higher side, averaging about 76%, the maximum being 93% at 8 AM and 47% being its lowest at 5 PM. Barometric pressure is its highest of 30.05inHg at 7 AM, a lowest point of 29.95inHg at 5 PM with an avg 30.01inHg.

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