Grantsville Weather Forecast

    • 68
    • 88

    Thunderstorms

    • 65
    • 84

    Rain Showers

    • 64
    • 80

    Rain Showers

    • 64
    • 78

    Rain Showers Likely

    • 64
    • 79

    Chance Thunderstorms

    • 65
    • 82

    Chance Thunderstorms

Today 4 Jul Eastern Garrett

Mostly sunny. Isolated Showers and Thunderstorms this afternoon. Some Thunderstorms may be severe with damaging Winds and heavy rainfall. Highs in the mid 90s. Except in the upper 80s at the higher Elevations. West Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 4 Jul Eastern Garrett

Mostly cloudy with scattered Showers. Scattered Thunderstorms, mainly in the evening. Patchy fog after midnight. Some Thunderstorms may be severe with damaging Winds and heavy rainfall in the evening. Lows in the upper 60s. West Winds 5 to 10 Mph. Chance of rain 40 percent.

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Grantsville Temperature Statistics

July Temperature

Garrett County Airport (12.4 miles)

  • Lowest 1 July, 2026

    71.6 °F

  • Average July

    77.7 °F

  • Highest 2 July, 2026

    86 °F

Climate (2021–2026)

Garrett County Airport (12.4 miles)

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  • Average Low 2021–2026

    42 °F

  • Average 2021–2026

    48.9 °F

  • Average High 2021–2026

    56.9 °F
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