Sparta Weather Forecast

    • 71
    • 94

    Rain Showers Likely

    • 66
    • 87

    Mostly Sunny

    • 71
    • 93

    Partly Sunny

    • 69
    • 90

    Rain Showers Likely

    • 67
    • 88

    Chance Thunderstorms

    • 65
    • 86

    Slight Chance Thunderstorms

Today 17 Aug White

Sunny. A chance of Showers and Thunderstorms this afternoon. Highs in the lower 90s. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent. Heat index Values up to 108.

Tonight 17 Aug White

Partly cloudy with a chance of Showers and Thunderstorms in the Evening, then mostly cloudy after midnight. Patchy fog after midnight. Lows around 70. Northwest Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 50 percent.

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Sparta Temperature Statistics

August Temperature

Sparta Upper Cumberland Regional Airport (9.3 miles)

  • Lowest 2 August, 2026

    66.2 °F

  • Average August

    77.7 °F

  • Highest 13 August, 2026

    95 °F

Climate (2021–2026)

Sparta Upper Cumberland Regional Airport (9.3 miles)

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  • Average Low 2021–2026

    47.4 °F

  • Average 2021–2026

    59.8 °F

  • Average High 2021–2026

    70.5 °F
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