Union Grove Weather Forecast

    • 18
    • 40

    Breezy

    • 28
    • 44

    Breezy

    • 34
    • 51

    Partly Sunny

    • 33
    • 62

    Mostly Sunny

    • 24
    • 46

    Mostly Cloudy

    • 24
    • 42

    Chance Rain/Snow

Today 6 Feb Union

Partly sunny. A slight chance of Sprinkles late this morning. Much cooler. Near steady temperature in the upper 30s. North Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 6 Feb Union

Partly cloudy. Much cooler with Lows around 19. Northeast Winds 5 to 10 Mph, becoming southeast after midnight.

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  • Temperature Real-Time

Union Grove Temperature Statistics

February Temperature

Yankton, Chan Gurney Municipal Airport (30.4 miles)

  • Lowest 1 February, 2026

    16 °F

  • Average February

    29.7 °F

  • Highest 2 February, 2026

    42.1 °F

Climate (2021–Present)

Yankton, Chan Gurney Municipal Airport (30.4 miles)

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  • Average Low 2021–2026

    39.1 °F

  • Average 2021–2026

    50.2 °F

  • Average High 2021–2026

    61.4 °F
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