Lake Dartmoor Weather Forecast

    • 67
    • 88

    Slight Chance Thunderstorms

    • 67
    • 88

    Chance Thunderstorms

    • 66
    • 84

    Rain Showers

    • 64
    • 86

    Slight Chance Thunderstorms

    • 65
    • 87

    Mostly Sunny

    • 66
    • 88

    Slight Chance Thunderstorms

    • 66
    • 88

    Chance Thunderstorms

Today 10 Sep Cumberland

Mostly sunny with a slight chance of Showers and Thunderstorms. Near steady temperature in the upper 80s. West Winds around 5 Mph. Chance of rain 20 percent.

Tonight 10 Sep Cumberland

Mostly clear with a slight chance of Showers this Evening, then partly cloudy after midnight. Lows in the upper 60s. South Winds around 5 Mph this Evening, becoming light and variable. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Dartmoor Temperature Statistics

September Temperature

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

  • Lowest 8 September, 2026

    66 °F

  • Average September

    79.4 °F

  • Highest 3 September, 2026

    95.6 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    47.6 °F

  • Average 2021–2026

    57.3 °F

  • Average High 2021–2026

    67.2 °F
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