Grantsville Weather Forecast

    • 49
    • 52

    Rain

    • 58
    • 72

    Rain Showers Likely

    • 57
    • 74

    Rain Showers

    • 58
    • 73

    Chance Thunderstorms

    • 57
    • 74

    Chance Thunderstorms

    • 54
    • 73

    Slight Chance Thunderstorms

Today 23 May Eastern Garrett

Rain. Patchy fog. Highs in the lower 50s. Southeast Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain near 100 percent.

Tonight 23 May Eastern Garrett

Showers. Areas of fog. Lows in the lower 40s. Southeast Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grantsville Temperature Statistics

May Temperature

Garrett County Airport (12.4 miles)

  • Lowest 1 May, 2026

    32 °F

  • Average May

    53.8 °F

  • Highest 18 May, 2026

    84.2 °F

Climate (2021–Present)

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

    56.8 °F
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