Union Grove Weather Forecast

    • 58
    • 77

    Chance Rain Showers

    • 57
    • 76

    Rain Showers

    • 54
    • 78

    Partly Sunny

    • 56
    • 76

    Chance Rain Showers

    • 61
    • 76

    Chance Rain Showers

    • 69
    • 84

    Chance Thunderstorms

    • 67
    • 90

    Slight Chance Thunderstorms

Today 22 Jun Union

Mostly cloudy with a 20 percent chance of Showers. Highs in the mid 70s. South Winds around 5 Mph.

Tonight 22 Jun Union

Mostly cloudy with a slight chance of Showers this Evening, then partly cloudy after midnight. Lows in the upper 50s. Southeast Winds around 5 Mph. Chance of rain 20 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Union Grove Temperature Statistics

June Temperature

Yankton, Chan Gurney Municipal Airport (30.4 miles)

  • Lowest 16 June, 2026

    52 °F

  • Average June

    71.5 °F

  • Highest 9 June, 2026

    95 °F

Climate (2021–2026)

Yankton, Chan Gurney Municipal Airport (30.4 miles)

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

  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    50.5 °F

  • Average High 2021–2026

    61.8 °F
Get WillyWeather+ to remove ads