Mount Gretna Weather Forecast

    • 65
    • 90

    Mostly Sunny

    • 66
    • 88

    Rain Showers Likely

    • 62
    • 87

    Mostly Sunny

    • 57
    • 83

    Mostly Sunny

    • 63
    • 84

    Partly Sunny

    • 68
    • 88

    Chance Rain Showers

    • 70
    • 91

    Chance Thunderstorms

Today 5 Jun Lebanon

Mostly sunny. Very warm. Near steady temperature in the upper 80s. West Winds 5 to 10 Mph.

Tonight 5 Jun Lebanon

Mostly clear. Lows in the mid 60s. Southwest Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Mount Gretna Temperature Statistics

June Temperature

Lancaster, Lancaster Airport (12.4 miles)

  • Lowest 2 June, 2026

    46.9 °F

  • Average June

    65.1 °F

  • Highest 3 June, 2026

    81 °F

Climate (2021–Present)

Lancaster, Lancaster Airport (12.4 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    55.5 °F

  • Average High 2021–2026

    65.1 °F
Get WillyWeather+ to remove ads