Union Grove Weather Forecast

    • 45
    • 72

    Partly Sunny

    • 42
    • 66

    Partly Sunny

    • 46
    • 68

    Chance Rain Showers

    • 49
    • 65

    Rain Showers Likely

    • 53
    • 73

    Mostly Cloudy

    • 55
    • 79

    Partly Sunny

    • 59
    • 83

    Partly Sunny

Today 19 May Whiteside

Partly sunny. Near steady temperature in the upper 60s. Northwest Winds around 15 Mph with Gusts up to 25 Mph.

Tonight 19 May Whiteside

Mostly cloudy this Evening, then becoming partly cloudy. Much cooler with Lows in the mid 40s. Northwest Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Union Grove Temperature Statistics

May Temperature

Tri-Township Airport (14.9 miles)

  • Lowest 7 May, 2026

    30.2 °F

  • Average May

    58.4 °F

  • Highest 17 May, 2026

    86.2 °F

Climate (2021–Present)

Tri-Township Airport (14.9 miles)

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  • Average Low 2021–2026

    41.6 °F

  • Average 2021–2026

    51.6 °F

  • Average High 2021–2026

    62 °F
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