Jolly Lake Weather Forecast

    • 70
    • 93

    Becoming Sunny

    • 72
    • 94

    Mostly Sunny

    • 71
    • 93

    Chance Thunderstorms

    • 69
    • 89

    Chance Thunderstorms

    • 70
    • 90

    Chance Thunderstorms

    • 68
    • 88

    Chance Thunderstorms

Today 18 Aug Overton

Sunny. Highs in the lower 90s. Northeast Winds around 5 Mph.

Tonight 18 Aug Overton

Clear. Lows in the upper 60s. East Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Jolly Lake Temperature Statistics

August Temperature

Sparta Upper Cumberland Regional Airport (30.4 miles)

  • Lowest 6 August, 2025

    64.4 °F

  • Average August

    75 °F

  • Highest 15 August, 2025

    91.4 °F

Climate (2020–Present)

Sparta Upper Cumberland Regional Airport (30.4 miles)

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  • Average Low 2020–2025

    47 °F

  • Average 2020–2025

    59.3 °F

  • Average High 2020–2025

    70 °F
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