Greenstone Weather Forecast

    • 58
    • 81

    Mostly Sunny

    • 55
    • 84

    Mostly Sunny

    • 57
    • 74

    Partly Sunny

    • 58
    • 72

    Partly Sunny

    • 59
    • 78

    Partly Sunny

    • 61
    • 83

    Partly Sunny

Today 18 Sep Adams

Sunny, warmer with Highs in the mid 80s. Northwest Winds around 5 Mph.

Tonight 18 Sep Adams

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

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Greenstone Temperature Statistics

September Temperature

Hagerstown, Washington County Regional Airport (14.9 miles)

  • Lowest 8 September, 2025

    48.9 °F

  • Average September

    69.6 °F

  • Highest 5 September, 2025

    87.1 °F

Climate (2020–Present)

Hagerstown, Washington County Regional Airport (14.9 miles)

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  • Average Low 2020–2025

    47.9 °F

  • Average 2020–2025

    56.8 °F

  • Average High 2020–2025

    65.9 °F
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