Rock Valley Weather Forecast

    • 20
    • 42

    Increasing Clouds

    • 20
    • 39

    Mostly Cloudy

    • 20
    • 37

    Partly Sunny

    • 22
    • 43

    Mostly Sunny

    • 23
    • 42

    Mostly Sunny

    • 22
    • 42

    Mostly Sunny

Today 1 Dec Sioux

Sunny in the morning then becoming partly cloudy. Highs around 42. Southeast Winds 10 to 15 Mph.

Tonight 1 Dec Sioux

Mostly cloudy. Lows around 20. Southeast Winds around 5 Mph becoming east after midnight.

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Rock Valley Temperature Statistics

December Temperature

Sheldon (23 miles)

  • Lowest

  • Average December

  • Highest

Climate (2010–Present)

Sheldon (23 miles)

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  • Average Low 2010–Present

    37.2 °F
  • Average 2010–Present

    47.3 °F
  • Average High 2010–Present

    57.1 °F
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