Greencastle Weather Forecast

    • 62
    • 88

    Mostly Sunny

    • 59
    • 86

    Mostly Sunny

    • 66
    • 88

    Chance Rain Showers

    • 71
    • 91

    Chance Thunderstorms

    • 72
    • 96

    Chance Thunderstorms

    • 71
    • 96

    Chance Thunderstorms

Today 7 Jun Franklin

Patchy fog in the morning. Sunny. Very warm with Highs in the upper 80s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 7 Jun Franklin

Partly cloudy. Patchy fog. Near steady temperature in the mid 60s. Southwest Winds around 5 Mph.

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  • Temperature Real-Time

Greencastle Temperature Statistics

June Temperature

Hagerstown, Washington County Regional Airport (5.6 miles)

  • Lowest 1 June, 2026

    50.6 °F

  • Average June

    67.3 °F

  • Highest 4 June, 2026

    84 °F

Climate (2021–Present)

Hagerstown, Washington County Regional Airport (5.6 miles)

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  • Average Low 2021–2026

    47.8 °F

  • Average 2021–2026

    56.8 °F

  • Average High 2021–2026

    66 °F
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