Mount Gretna Weather Forecast

    • 71
    • 80

    Rain Showers

    • 65
    • 82

    Chance Thunderstorms

    • 68
    • 82

    Mostly Cloudy

    • 70
    • 85

    Rain Showers Likely

    • 70
    • 87

    Chance Thunderstorms

    • 70
    • 87

    Rain Showers Likely

Today 2 Aug Lebanon

Showers with a chance of Thunderstorms. Near steady temperature in the upper 70s. Southeast Winds around 10 Mph. Chance of rain 90 percent.

Tonight 2 Aug Lebanon

Showers with a chance of Thunderstorms. Warm with Lows in the lower 70s. Southeast Winds 5 to 10 Mph. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mount Gretna Temperature Statistics

August Temperature

Lancaster, Lancaster Airport (12.4 miles)

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  • Average August

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Climate (2021–2026)

Lancaster, Lancaster Airport (12.4 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    55.5 °F

  • Average High 2021–2026

    65.1 °F
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