Rock Valley Weather Forecast

    • 26
    • 41

    Snow Likely

    • 24
    • 45

    Rain/Sleet

    • 1
    • 34

    Snow

    • 0
    • 15

    Mostly Sunny

    • 26
    • 34

    Chance Snow

    • 35
    • 59

    Partly Sunny

    • 36
    • 64

    Partly Sunny

Today 13 Mar Sioux

Partly sunny and much cooler. Near steady temperature in the upper 30s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 13 Mar Sioux

Cloudy. A chance of Flurries this Evening, then snow likely after midnight. Little or no snow accumulation. Lows in the mid 20s. East Winds 5 to 10 Mph. Chance of snow 70 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Rock Valley Temperature Statistics

March Temperature

Sheldon (23 miles)

  • Lowest 1 March, 2026

    10.4 °F

  • Average March

    38.9 °F

  • Highest 8 March, 2026

    71.6 °F

Climate (2021–Present)

Sheldon (23 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    36.4 °F

  • Average 2021–2026

    47.5 °F

  • Average High 2021–2026

    58.4 °F
Get WillyWeather+ to remove ads