Lebanon Weather Forecast

    • 58
    • 84

    Mostly Sunny

    • 57
    • 86

    Mostly Sunny

    • 60
    • 87

    Mostly Sunny

    • 63
    • 88

    Partly Sunny

    • 62
    • 84

    Mostly Cloudy

    • 64
    • 84

    Chance Rain Showers

    • 62
    • 81

    Chance Rain Showers

Today 16 Sep Boone

Partly cloudy. Highs in the mid 80s. Northeast Winds 5 to 10 Mph.

Tonight 16 Sep Boone

Mostly clear through midnight. Lows in the upper 50s. Northeast Winds around 5 Mph through Midnight, becoming light and variable.

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Lebanon Temperature Statistics

September Temperature

INDIANAPOLIS (11.2 miles)

  • Lowest 8 September, 2025

    41.2 °F

  • Average September

    65.7 °F

  • Highest 14 September, 2025

    86.5 °F

Climate (2020–Present)

INDIANAPOLIS (11.2 miles)

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  • Average Low 2020–2025

    42.9 °F

  • Average 2020–2025

    52.5 °F

  • Average High 2020–2025

    62 °F
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