Haley Mountain Weather Forecast

    • 31
    • 37

    Increasing Clouds

    • 29
    • 49

    Partly Sunny

    • 18
    • 46

    Partly Sunny

    • 10
    • 22

    Mostly Sunny

    • 22
    • 34

    Mostly Sunny

    • 31
    • 41

    Mostly Cloudy

Today 11 Dec Cumberland

Mostly sunny. Highs in the upper 30s. West Winds around 5 Mph.

Tonight 11 Dec Cumberland

Mostly cloudy. A slight chance of snow Showers in the evening. Near steady temperature in the lower 30s. Southwest Winds around 5 Mph. Gusts up to 20 Mph after midnight. Chance of snow 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Haley Mountain Temperature Statistics

December Temperature

Crossville, Crossville Memorial-Whitson Field Airport (13 miles)

  • Lowest 1 December, 2025

    23 °F

  • Average December

    35.1 °F

  • Highest 7 December, 2025

    51.1 °F

Climate (2020–Present)

Crossville, Crossville Memorial-Whitson Field Airport (13 miles)

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  • Average Low 2020–2025

    47.2 °F

  • Average 2020–2025

    56.6 °F

  • Average High 2020–2025

    66.4 °F
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