Sun Valley Lake Weather Forecast

    • 63
    • 87

    Chance Thunderstorms

    • 62
    • 86

    Chance Thunderstorms

    • 61
    • 82

    Rain Showers Likely

    • 58
    • 77

    Chance Thunderstorms

    • 61
    • 76

    Chance Thunderstorms

    • 61
    • 80

    Chance Rain Showers

Today 16 Sep Ringgold

Mostly sunny. A slight chance of Showers and Thunderstorms early this Morning, then a chance of Showers and Thunderstorms this afternoon. Highs in the upper 80s. South Winds around 5 Mph. Chance of rain 30 percent.

Tonight 16 Sep Ringgold

Partly cloudy with a slight chance of Showers and Thunderstorms. Humid with Lows in the mid 60s. Southeast Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 20 percent.

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Sun Valley Lake Temperature Statistics

September Temperature

Lamoni, Lamoni Municipal Airport (17.4 miles)

  • Lowest 7 September, 2025

    43 °F

  • Average September

    67.1 °F

  • Highest 12 September, 2025

    93.9 °F

Climate (2020–Present)

Lamoni, Lamoni Municipal Airport (17.4 miles)

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  • Average Low 2020–2025

    43.2 °F

  • Average 2020–2025

    53.1 °F

  • Average High 2020–2025

    63.1 °F
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