Seneca Weather Forecast

    • 54
    • 80

    Mostly Sunny

    • 56
    • 82

    Becoming Sunny

    • 51
    • 79

    Mostly Sunny

    • 58
    • 79

    Mostly Sunny

    • 59
    • 82

    Slight Chance Thunderstorms

    • 60
    • 81

    Slight Chance Rain Showers

    • 58
    • 80

    Chance Rain Showers

Today 17 Sep Venango

Mostly sunny. Near steady temperature in the upper 70s. North Winds around 5 Mph.

Tonight 17 Sep Venango

Mainly clear. Areas of fog after midnight. Lows in the lower 50s. North Winds around 5 Mph this Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Seneca Temperature Statistics

September Temperature

Franklin, Venango Regional Airport (8.1 miles)

  • Lowest 8 September, 2025

    39.9 °F

  • Average September

    61.4 °F

  • Highest 15 September, 2025

    82.9 °F

Climate (2020–Present)

Franklin, Venango Regional Airport (8.1 miles)

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  • Average Low 2020–2025

    40.8 °F

  • Average 2020–2025

    49.4 °F

  • Average High 2020–2025

    58.2 °F
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