Sweetwater Weather Forecast

    • 56
    • 85

    Becoming Sunny

    • 57
    • 86

    Mostly Sunny

    • 59
    • 88

    Mostly Sunny

    • 61
    • 89

    Partly Sunny

    • 62
    • 87

    Partly Sunny

    • 61
    • 87

    Mostly Sunny

Today 12 Sep Northwest Monroe

Sunny. Highs in the mid 80s. Light Winds.

Tonight 12 Sep Northwest Monroe

Mostly Clear, then becoming partly cloudy. Lows in the upper 50s. Light Winds.

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Sweetwater Temperature Statistics

September Temperature

Athens McMinn County Airport (14.9 miles)

  • Lowest 8 September, 2025

    55.4 °F

  • Average September

    69.5 °F

  • Highest 5 September, 2025

    87.8 °F

Climate (2020–Present)

Athens McMinn County Airport (14.9 miles)

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  • Average Low 2020–2025

    49.2 °F

  • Average 2020–2025

    59.8 °F

  • Average High 2020–2025

    71.5 °F
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