Union Grove Weather Forecast

    • 34
    • 66

    Increasing Clouds

    • 30
    • 52

    Rain/Snow

    • 26
    • 48

    Partly Sunny

    • 30
    • 63

    Mostly Cloudy

    • 32
    • 49

    Slight Chance Rain/Snow

    • 24
    • 55

    Rain/Snow Likely

    • 12
    • 35

    Breezy

Today 9 Mar Union

Sunny. Highs in the upper 60s. Northeast Winds 5 to 10 Mph.

Tonight 9 Mar Union

Mostly clear this Evening, then becoming partly cloudy. Lows in the mid 30s. Northeast Winds 15 to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Union Grove Temperature Statistics

March Temperature

Yankton, Chan Gurney Municipal Airport (30.4 miles)

  • Lowest 1 March, 2026

    10.9 °F

  • Average March

    37.5 °F

  • Highest 5 March, 2026

    64 °F

Climate (2021–Present)

Yankton, Chan Gurney Municipal Airport (30.4 miles)

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  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    50.4 °F

  • Average High 2021–2026

    61.7 °F
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