Rock Valley Weather Forecast

    • 27
    • 62

    Chance Rain Showers

    • 30
    • 52

    Mostly Sunny

    • 35
    • 60

    Mostly Sunny

    • 47
    • 75

    Mostly Sunny

    • 49
    • 79

    Mostly Sunny

    • 55
    • 81

    Partly Sunny

Today 17 Apr Sioux

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms this Morning, then partly sunny this afternoon. Windy and much cooler with Highs in the lower 60s. Temperature falling into the lower 50s this afternoon. West Winds 20 to 25 Mph, becoming northwest 25 to 30 Mph this afternoon. Chance of rain 40 percent.

Tonight 17 Apr Sioux

Partly cloudy in the Evening, then clearing. Breezy and much cooler with Lows in the upper 20s. Northwest Winds 15 to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rock Valley Temperature Statistics

April Temperature

Sheldon (23 miles)

  • Lowest 7 April, 2026

    19.4 °F

  • Average April

    43.5 °F

  • Highest 12 April, 2026

    84.2 °F

Climate (2021–Present)

Sheldon (23 miles)

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  • Average Low 2021–2026

    36.3 °F

  • Average 2021–2026

    47.5 °F

  • Average High 2021–2026

    58.4 °F
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