Grantsville Weather Forecast

    • 65
    • 76

    Rain Showers

    • 67
    • 81

    Rain Showers Likely

    • 59
    • 79

    Rain Showers Likely

    • 56
    • 77

    Partly Sunny

    • 62
    • 79

    Chance Rain Showers

    • 66
    • 82

    Chance Rain Showers

Today 18 Jul Eastern Garrett

Scattered Showers with isolated Thunderstorms late this Morning, then numerous Showers and scattered Thunderstorms this afternoon. Some Thunderstorms may produce heavy rainfall this afternoon. Highs in the lower 80s. Except in the mid 70s at the higher Elevations. Southeast Winds around 5 Mph. Chance of rain 70 percent.

Tonight 18 Jul Eastern Garrett

Mostly cloudy. Scattered Showers and Thunderstorms in the Evening, then isolated Showers after midnight. Patchy fog after midnight. Some Thunderstorms may produce heavy rainfall in the evening. Lows in the mid 60s. Southeast Winds around 5 Mph, becoming southwest after midnight. Chance of rain 50 percent.

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Grantsville Temperature Statistics

July Temperature

Garrett County Airport (12.4 miles)

  • Lowest 2 July, 2025

    60.8 °F

  • Average July

    71.6 °F

  • Highest 12 July, 2025

    86 °F

Climate (2020–Present)

Garrett County Airport (12.4 miles)

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  • Average Low 2020–2025

    41.8 °F

  • Average 2020–2025

    48.6 °F

  • Average High 2020–2025

    56.4 °F
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