Grantsville Weather Forecast

    • 16
    • 36

    Sunny

    • 32
    • 41

    Rain Likely

    • 33
    • 47

    Chance Rain

    • 37
    • 46

    Rain Likely

    • 49
    • 55

    Rain Likely

    • 40
    • 56

    Rain Likely

    • 33
    • 49

    Chance Rain

Today 21 Dec Eastern Garrett

Sunny. Highs in the mid 30s. Northwest Winds 15 to 20 Mph with Gusts up to 35 Mph.

Tonight 21 Dec Eastern Garrett

Clear. Lows around 15. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Grantsville Temperature Statistics

December Temperature

Garrett County Airport (12.4 miles)

  • Lowest 14 December, 2025

    1.4 °F

  • Average December

    24.8 °F

  • Highest 18 December, 2025

    50 °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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