Green Bank Weather Forecast

    • 59
    • 79

    Becoming Sunny

    • 58
    • 76

    Mostly Sunny

    • 59
    • 79

    Mostly Sunny

    • 65
    • 82

    Partly Sunny

    • 66
    • 83

    Rain Showers Likely

    • 65
    • 83

    Chance Rain Showers

Today 23 Aug Lancaster

Mostly sunny. Highs in the lower 80s. West Winds 10 to 15 Mph.

Tonight 23 Aug Lancaster

Clear. Lows in the upper 50s. West Winds 5 to 10 Mph.

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Green Bank Temperature Statistics

August Temperature

Chester County Airport (11.2 miles)

  • Lowest 20 August, 2026

    63.5 °F

  • Average August

    74.9 °F

  • Highest 9 August, 2026

    87.6 °F

Climate (2021–2026)

Chester County Airport (11.2 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    54.4 °F

  • Average High 2021–2026

    63 °F
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