Grand Valley Weather Forecast

    • 37
    • 49

    Rain Showers

    • 36
    • 49

    Rain Showers

    • 34
    • 50

    Rain Showers

    • 30
    • 53

    Partly Sunny

    • 30
    • 56

    Partly Sunny

    • 32
    • 59

    Partly Sunny

Today 22 Oct Warren

Cloudy. A chance of Showers this Morning, then Showers likely this afternoon. Highs in the upper 40s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 70 percent.

Tonight 22 Oct Warren

Showers in the Evening, then Showers with a slight chance of Thunderstorms after midnight. Lows in the upper 30s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain near 100 percent.

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Grand Valley Temperature Statistics

October Temperature

Franklin, Venango Regional Airport (28.6 miles)

  • Lowest 17 October, 2025

    30.9 °F

  • Average October

    55.9 °F

  • Highest 6 October, 2025

    80.1 °F

Climate (2020–Present)

Franklin, Venango Regional Airport (28.6 miles)

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  • Average Low 2020–2025

    40.8 °F

  • Average 2020–2025

    49.5 °F

  • Average High 2020–2025

    58.3 °F
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