Harrisville Weather Forecast

    • 37
    • 63

    Becoming Sunny

    • 42
    • 63

    Mostly Sunny

    • 50
    • 71

    Mostly Sunny

    • 46
    • 69

    Mostly Sunny

    • 46
    • 68

    Partly Sunny

    • 48
    • 69

    Partly Sunny

Today 5 Oct Butler

Mostly sunny. Highs in the mid 60s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 5 Oct Butler

Clear. Lows in the upper 30s. Northwest Winds 5 to 10 Mph.

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Harrisville Temperature Statistics

October Temperature

Franklin, Venango Regional Airport (18 miles)

  • Lowest 3 October, 2026

    42.1 °F

  • Average October

    61.1 °F

  • Highest 1 October, 2026

    78.1 °F

Climate (2021–2026)

Franklin, Venango Regional Airport (18 miles)

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  • Average Low 2021–2026

    40.7 °F

  • Average 2021–2026

    49.4 °F

  • Average High 2021–2026

    58.2 °F
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