Wonder Lake Weather Forecast

    • 70
    • 89

    Decreasing Clouds

    • 69
    • 89

    Mostly Sunny

    • 69
    • 91

    Mostly Sunny

    • 69
    • 88

    Chance Thunderstorms

    • 68
    • 84

    Chance Thunderstorms

    • 68
    • 83

    Chance Thunderstorms

    • 66
    • 82

    Chance Thunderstorms

Today 17 Aug White

Mostly sunny with a chance of Showers and Thunderstorms. Near steady temperature in the upper 80s. North Winds around 5 Mph. Chance of rain 40 percent.

Tonight 17 Aug White

Mostly clear. Lows around 70. Northeast Winds around 5 Mph this Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Wonder Lake Temperature Statistics

August Temperature

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

  • Lowest 4 August, 2025

    63.6 °F

  • Average August

    73.3 °F

  • Highest 14 August, 2025

    86.6 °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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