Ooltewah Weather Forecast

    • 69
    • 93

    Chance Thunderstorms

    • 67
    • 89

    Rain Showers Likely

    • 63
    • 84

    Rain Showers Likely

    • 60
    • 79

    Chance Rain Showers

    • 56
    • 79

    Mostly Sunny

    • 54
    • 80

    Partly Sunny

    • 55
    • 81

    Partly Sunny

Today 21 Sep Hamilton

Mostly sunny. A slight chance of Showers and Thunderstorms this Afternoon, then a chance of Showers and Thunderstorms late. Highs in the lower 90s. Temperature falling into the lower 80s this afternoon. Light Winds. Chance of rain 50 percent.

Tonight 21 Sep Hamilton

Mostly cloudy. A chance of Showers and Thunderstorms in the Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Lows in the upper 60s to lower 70s. Light Winds. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ooltewah Temperature Statistics

September Temperature

Chattanooga, Lovell Field (8.1 miles)

  • Lowest 10 September, 2026

    67.6 °F

  • Average September

    84.6 °F

  • Highest 4 September, 2026

    101.6 °F

Climate (2021–2026)

Chattanooga, Lovell Field (8.1 miles)

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  • Average Low 2021–2026

    53.6 °F

  • Average 2021–2026

    63.5 °F

  • Average High 2021–2026

    74.5 °F
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