Heiskell Weather Forecast

    • 12
    • 28

    Mostly Sunny

    • 23
    • 37

    Mostly Sunny

    • 32
    • 48

    Partly Sunny

    • 35
    • 50

    Mostly Cloudy

    • 30
    • 60

    Rain Showers

    • 28
    • 45

    Partly Sunny

    • 43
    • 56

    Mostly Cloudy

Today 14 Dec Knox

Sunny. Much Colder with Highs in the upper 20s to lower 30s. Temperature falling into the lower 20s this afternoon. North Winds 10 to 15 Mph.

Tonight 14 Dec Knox

Mostly clear. Cold with Lows around 13. Northeast Winds 10 Mph or less.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Heiskell Temperature Statistics

December Temperature

Oak Ridge (10.6 miles)

  • Lowest 4 December, 2025

    28 °F

  • Average December

    38.4 °F

  • Highest 7 December, 2025

    51.1 °F

Climate (2020–Present)

Oak Ridge (10.6 miles)

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  • Average Low 2020–2025

    50.6 °F

  • Average 2020–2025

    60.4 °F

  • Average High 2020–2025

    70.9 °F
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