Sun Valley Lake Weather Forecast

    • 31
    • 37

    Increasing Clouds

    • 22
    • 43

    Partly Sunny

    • 30
    • 40

    Partly Sunny

    • 38
    • 49

    Partly Sunny

    • 38
    • 54

    Mostly Cloudy

    • 44
    • 58

    Mostly Cloudy

Today 19 Dec Ringgold

Sunny. Highs in the upper 30s. West Winds 5 to 10 Mph, becoming south 10 to 15 Mph with Gusts up to 30 Mph this afternoon.

Tonight 19 Dec Ringgold

Partly cloudy in the Evening, then becoming mostly cloudy. Not as cool. Near steady temperature in the mid 30s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sun Valley Lake Temperature Statistics

December Temperature

Lamoni, Lamoni Municipal Airport (17.4 miles)

  • Lowest 14 December, 2025

    -4 °F

  • Average December

    24.9 °F

  • Highest 17 December, 2025

    51.1 °F

Climate (2020–Present)

Lamoni, Lamoni Municipal Airport (17.4 miles)

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  • Average Low 2020–2025

    43.4 °F

  • Average 2020–2025

    53.2 °F

  • Average High 2020–2025

    63.2 °F
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