Union Grove Weather Forecast

    • 42
    • 62

    Increasing Clouds

    • 39
    • 69

    Chance Rain

    • 26
    • 55

    Breezy

    • 16
    • 37

    Chance Snow

    • 14
    • 30

    Mostly Cloudy

    • 13
    • 35

    Slight Chance Snow

    • 11
    • 32

    Mostly Sunny

Today 16 Feb Union

Sunny. Highs in the lower 60s. East Winds 5 to 10 Mph.

Tonight 16 Feb Union

Mostly cloudy. Lows in the lower 40s. East Winds 10 to 15 Mph.

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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

    37.1 °F
  • Highest 13 February, 2026

    66 °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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