Upper Sioux Agency State Park Weather Forecast

    • 47
    • 73

    Mostly Sunny

    • 49
    • 74

    Mostly Sunny

    • 55
    • 78

    Partly Sunny

    • 59
    • 74

    Chance Rain Showers

    • 48
    • 71

    Chance Rain Showers

    • 41
    • 61

    Partly Sunny

Today 20 Oct Yellow Medicine

Sunny. Highs in the lower 70s. South Winds 10 to 15 Mph.

Tonight 20 Oct Yellow Medicine

Clear. Lows in the upper 40s. South Winds up to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Upper Sioux Agency State Park Temperature Statistics

October Temperature

Granite Falls, Granite Falls Municipal Airport/Lenzen-Roe Memorial Field (5.6 miles)

  • Lowest 17 October, 2026

    30.7 °F

  • Average October

    57.2 °F

  • Highest 10 October, 2026

    92.1 °F

Climate (2021–2026)

Granite Falls, Granite Falls Municipal Airport/Lenzen-Roe Memorial Field (5.6 miles)

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

  • Average Low 2021–2026

    37.5 °F

  • Average 2021–2026

    48 °F

  • Average High 2021–2026

    58.4 °F
Get WillyWeather+ to remove ads