Great Smoky Mountains National Park Weather Forecast

    • 64
    • 81

    Chance Thunderstorms

    • 64
    • 78

    Rain Showers Likely

    • 63
    • 79

    Rain Showers Likely

    • 61
    • 75

    Rain Showers

    • 58
    • 70

    Rain Showers

    • 55
    • 67

    Chance Rain Showers

Today 19 Sep Sevier Smoky Mountains

Sunny. A slight chance of Showers and Thunderstorms in the afternoon. Highs in the 70s to mid 80s. Temperature falling into the mid 70s in the afternoon. Light Winds. Chance of rain 20 percent.

Tonight 19 Sep Sevier Smoky Mountains

Partly cloudy. Lows in the upper 50s and 60s. South Winds 10 Mph or less.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Great Smoky Mountains National Park Temperature Statistics

September Temperature

Sevierville Gatlinburg - Pigeon Forge Airport (16.8 miles)

  • Lowest 10 September, 2026

    62.6 °F

  • Average September

    78.4 °F

  • Highest 4 September, 2026

    98.6 °F

Climate (2021–2026)

Sevierville Gatlinburg - Pigeon Forge Airport (16.8 miles)

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  • Average Low 2021–2026

    48.8 °F

  • Average 2021–2026

    59.7 °F

  • Average High 2021–2026

    71.8 °F
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