New Lebanon Weather Forecast

    • 55
    • 77

    Becoming Sunny

    • 53
    • 76

    Partly Sunny

    • 55
    • 78

    Mostly Sunny

    • 63
    • 80

    Mostly Cloudy

    • 66
    • 84

    Chance Rain Showers

    • 55
    • 76

    Slight Chance Thunderstorms

Today 5 Sep Mercer

Areas of fog this morning. Mostly cloudy with a slight chance of Showers this Morning, then partly cloudy this afternoon. Highs in the upper 70s. North Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 5 Sep Mercer

Mainly clear. Lows in the mid 50s. Northeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

New Lebanon Temperature Statistics

September Temperature

Franklin, Venango Regional Airport (10.6 miles)

  • Lowest 2 September, 2026

    69.1 °F

  • Average September

    75.5 °F

  • Highest 2 September, 2026

    87.1 °F

Climate (2021–2026)

Franklin, Venango Regional Airport (10.6 miles)

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  • Average Low 2021–2026

    40.6 °F

  • Average 2021–2026

    49.4 °F

  • Average High 2021–2026

    58.2 °F
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