Upper Sioux Agency State Park Weather Forecast

    • -1
    • 13

    Partly Sunny

    • 17
    • 23

    Partly Sunny

    • 15
    • 39

    Chance Snow

    • 13
    • 28

    Chance Snow

    • 28
    • 42

    Partly Sunny

    • 18
    • 49

    Partly Sunny

Today 22 Feb Yellow Medicine

Partly sunny. Highs around 13. Northwest Winds 15 to 20 Mph.

Tonight 22 Feb Yellow Medicine

Breezy. Mostly cloudy. Chance of Flurries. Near steady temperature around 4. Northwest Winds 15 to 25 Mph.

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Upper Sioux Agency State Park Temperature Statistics

February Temperature

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

  • Lowest 3 February, 2026

    -3.6 °F

  • Average February

    31.8 °F

  • Highest 15 February, 2026

    59.4 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    37.7 °F

  • Average 2021–2026

    48.2 °F

  • Average High 2021–2026

    58.8 °F
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