Ooltewah Weather Forecast

    • 29
    • 47

    Mostly Sunny

    • 39
    • 56

    Mostly Sunny

    • 32
    • 56

    Mostly Sunny

    • 40
    • 55

    Mostly Cloudy

    • 47
    • 58

    Mostly Cloudy

    • 52
    • 66

    Mostly Cloudy

Today 19 Dec Hamilton

Sunny. Highs in the lower to mid 40s. Northwest Winds 10 Mph or less.

Tonight 19 Dec Hamilton

Mostly clear. Cold with Lows around 30. Light Winds.

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Ooltewah Temperature Statistics

December Temperature

Chattanooga, Lovell Field (8.1 miles)

  • Lowest 15 December, 2025

    16 °F
  • Average December

    39.9 °F
  • Highest 13 December, 2025

    68 °F

Climate (2020–Present)

Chattanooga, Lovell Field (8.1 miles)

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  • Average Low 2020–2025

    53.3 °F
  • Average 2020–2025

    63 °F
  • Average High 2020–2025

    73.8 °F
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