Rock Valley Weather Forecast

    • 20
    • 61

    Breezy

    • 11
    • 33

    Chance Snow

    • 18
    • 31

    Chance Snow

    • 29
    • 43

    Chance Rain/Snow

    • 29
    • 46

    Partly Sunny

    • 34
    • 47

    Chance Rain

Today 27 Feb Sioux

Sunny, breezy with Highs in the lower 60s. West Winds 15 to 25 Mph.

Tonight 27 Feb Sioux

Partly cloudy in the Evening, then mostly cloudy with a slight chance of snow after midnight. Cooler with Lows around 20. Northeast Winds 10 to 15 Mph. Chance of snow 20 percent.

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Rock Valley Temperature Statistics

February Temperature

Sheldon (23 miles)

  • Lowest 23 February, 2026

    -4 °F

  • Average February

    31.7 °F

  • Highest 17 February, 2026

    64.4 °F

Climate (2021–Present)

Sheldon (23 miles)

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  • Average Low 2021–2026

    36.4 °F

  • Average 2021–2026

    47.5 °F

  • Average High 2021–2026

    58.4 °F
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