Harrisville Weather Forecast

    • 57
    • 83

    Mostly Sunny

    • 59
    • 83

    Mostly Sunny

    • 65
    • 88

    Mostly Sunny

    • 67
    • 91

    Isolated Thunderstorms

    • 65
    • 87

    Thunderstorms

    • 63
    • 84

    Rain Showers

    • 63
    • 85

    Rain Showers

Today 3 Jul Butler

Mostly sunny with isolated Showers and Thunderstorms. Near steady temperature in the lower 80s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

Tonight 3 Jul Butler

Clear. Lows in the upper 50s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph this Evening, becoming light and variable.

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Harrisville Temperature Statistics

July Temperature

Franklin, Venango Regional Airport (18 miles)

  • Lowest 1 July, 2025

    66 °F

  • Average July

    73.5 °F

  • Highest 1 July, 2025

    81 °F

Climate (2020–Present)

Franklin, Venango Regional Airport (18 miles)

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  • Average Low 2020–2025

    41.2 °F

  • Average 2020–2025

    49.8 °F

  • Average High 2020–2025

    58.6 °F
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