Grayson Highlands State Park Weather Forecast

    • 56
    • 82

    Chance Thunderstorms

    • 52
    • 75

    Rain Showers

    • 53
    • 63

    Rain Showers

    • 55
    • 72

    Rain Showers

    • 56
    • 75

    Rain Showers

    • 57
    • 75

    Rain Showers

Today 20 May Grayson

Mostly sunny. A chance of Showers and Thunderstorms this afternoon. Highs in the mid 80s. West Winds around 5 Mph. Chance of rain 50 percent.

Tonight 20 May Grayson

Mostly cloudy. A chance of Showers and Thunderstorms, mainly in the evening. Lows in the lower 60s. Northwest Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grayson Highlands State Park Temperature Statistics

May Temperature

Jefferson - Ashe County Airport (13.7 miles)

  • Lowest 12 May, 2026

    35.1 °F

  • Average May

    55.4 °F

  • Highest 17 May, 2026

    79.2 °F

Climate (2021–Present)

Jefferson - Ashe County Airport (13.7 miles)

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  • Average Low 2021–2026

    44.5 °F

  • Average 2021–2026

    52.7 °F

  • Average High 2021–2026

    61.3 °F
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