Mount Gretna Weather Forecast

    • 56
    • 78

    Mostly Sunny

    • 56
    • 82

    Mostly Sunny

    • 51
    • 75

    Mostly Cloudy

    • 52
    • 62

    Rain Showers Likely

    • 54
    • 62

    Chance Rain Showers

    • 55
    • 72

    Slight Chance Rain Showers

Today 1 May Lebanon

Sunny. Highs in the upper 70s. Northwest Winds 5 to 10 Mph.

Tonight 1 May Lebanon

Mostly clear. Lows in the mid 50s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mount Gretna Temperature Statistics

May Temperature

Lancaster, Lancaster Airport (12.4 miles)

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  • Average May

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Climate (2019–Present)

Lancaster, Lancaster Airport (12.4 miles)

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  • Average Low 2019–2024

    46.7 °F

  • Average 2019–2024

    55.9 °F

  • Average High 2019–2024

    65.4 °F
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