Union Grove Weather Forecast

    • 60
    • 80

    Partly Sunny

    • 61
    • 80

    Mostly Sunny

    • 62
    • 81

    Chance Rain Showers

    • 58
    • 79

    Slight Chance Thunderstorms

    • 59
    • 76

    Mostly Cloudy

    • 61
    • 78

    Partly Sunny

Today 19 Aug Whiteside

Areas of fog after midnight. Mostly cloudy. Humid with Highs around 80. Light and variable Winds, becoming northeast around 5 Mph.

Tonight 19 Aug Whiteside

Mostly cloudy in the Evening, then becoming partly cloudy. Lows around 60. Northeast Winds around 5 Mph.

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Union Grove Temperature Statistics

August Temperature

Tri-Township Airport (14.9 miles)

  • Lowest 3 August, 2026

    57 °F

  • Average August

    73.3 °F

  • Highest 10 August, 2026

    86.5 °F

Climate (2021–2026)

Tri-Township Airport (14.9 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    62.8 °F
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