Lebanon Weather Forecast

    • 57
    • 76

    Rain Showers

    • 50
    • 71

    Rain Showers Likely

    • 48
    • 61

    Rain Showers Likely

    • 48
    • 64

    Chance Rain Showers

    • 48
    • 64

    Chance Rain Showers

    • 48
    • 67

    Partly Sunny

Today 20 Sep Lebanon

Showers. A chance of Thunderstorms this afternoon. Some Thunderstorms may produce heavy rainfall this afternoon. Highs in the mid 70s. South Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming southwest 5 to 10 Mph this afternoon. Chance of rain near 100 percent.

Tonight 20 Sep Lebanon

Mostly cloudy. Showers likely with a slight chance of Thunderstorms in the evening. Some Thunderstorms may produce heavy rainfall in the evening. Lows in the mid 50s. North Winds 5 to 10 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lebanon Temperature Statistics

September Temperature

Muir Army Air Field / Indiantown (9.9 miles)

  • Lowest 15 September, 2026

    45.3 °F

  • Average September

    72.3 °F

  • Highest 1 September, 2026

    92.1 °F

Climate (2021–2026)

Muir Army Air Field / Indiantown (9.9 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    54.8 °F

  • Average High 2021–2026

    64.1 °F
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