Union Valley Weather Forecast

    • 75
    • 96

    Slight Chance Thunderstorms

    • 75
    • 96

    Slight Chance Thunderstorms

    • 76
    • 98

    Hot

    • 76
    • 95

    Partly Sunny

    • 77
    • 95

    Hot

    • 77
    • 98

    Hot

    • 76
    • 98

    Hot

Today 30 Jun Hunt

Sunny. Highs in the mid 90s. South Winds around 10 Mph. Heat index Values up to 105.

Tonight 30 Jun Hunt

Partly cloudy with a chance of Showers and Thunderstorms in the Evening, then mostly cloudy with a slight chance of Showers and Thunderstorms after midnight. Lows in the mid 70s. South Winds 5 to 10 Mph, becoming northwest after midnight. Chance of rain 30 percent.

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Union Valley Temperature Statistics

June Temperature

Rockwall Municipal Airport (10.6 miles)

  • Lowest 1 June, 2025

    65.8 °F

  • Average June

    80.2 °F

  • Highest 20 June, 2025

    92.8 °F

Climate (2020–Present)

Rockwall Municipal Airport (10.6 miles)

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  • Average Low 2020–2025

    57.2 °F

  • Average 2020–2025

    66.5 °F

  • Average High 2020–2025

    76.6 °F
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