Rock Valley Weather Forecast

    • 30
    • 54

    Breezy

    • 29
    • 58

    Mostly Sunny

    • 35
    • 59

    Mostly Sunny

    • 41
    • 62

    Partly Sunny

    • 47
    • 62

    Mostly Cloudy

    • 51
    • 63

    Chance Rain Showers

Today 21 Oct Sioux

Partly sunny and windy. Highs in the mid 50s. Northwest Winds 20 to 30 Mph with Gusts up to 45 Mph.

Tonight 21 Oct Sioux

Clear. Widespread frost after midnight. Cooler with Lows in the upper 20s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph, Diminishing to 5 to 10 Mph after midnight.

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Rock Valley Temperature Statistics

October Temperature

Sheldon (23 miles)

  • Lowest 19 October, 2025

    32 °F

  • Average October

    60.2 °F

  • Highest 4 October, 2025

    89.6 °F

Climate (2020–Present)

Sheldon (23 miles)

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  • Average Low 2020–2025

    36.2 °F

  • Average 2020–2025

    47.3 °F

  • Average High 2020–2025

    58.1 °F
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