Old Stone Fort State Park Weather Forecast

    • 64
    • 86

    Partly Sunny

    • 62
    • 85

    Partly Sunny

    • 61
    • 87

    Mostly Sunny

    • 62
    • 88

    Mostly Sunny

    • 64
    • 89

    Partly Sunny

    • 66
    • 88

    Slight Chance Thunderstorms

    • 63
    • 85

    Chance Rain Showers

Today 15 Sep Coffee

Sunny. Near steady temperature in the mid 80s. South Winds around 5 Mph.

Tonight 15 Sep Coffee

Partly cloudy. Lows in the mid 60s. Southeast Winds around 5 Mph.

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Old Stone Fort State Park Temperature Statistics

September Temperature

Tullahoma Regional Airport/William Northern Field (9.9 miles)

  • Lowest 7 September, 2025

    50 °F

  • Average September

    68.8 °F

  • Highest 5 September, 2025

    87.8 °F

Climate (2020–Present)

Tullahoma Regional Airport/William Northern Field (9.9 miles)

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  • Average Low 2020–2025

    48.3 °F

  • Average 2020–2025

    59.2 °F

  • Average High 2020–2025

    69.8 °F
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