Old Union Weather Forecast

    • 58
    • 84

    Partly Sunny

    • 55
    • 82

    Mostly Cloudy

    • 59
    • 82

    Mostly Cloudy

    • 59
    • 81

    Partly Sunny

    • 61
    • 83

    Partly Sunny

    • 60
    • 83

    Mostly Cloudy

    • 62
    • 80

    Chance Rain Showers

Today 24 Oct Limestone

Sunny. Highs in the mid 80s. Southeast Winds around 5 Mph.

Tonight 24 Oct Limestone

Partly cloudy. Lows in the upper 50s. Southeast Winds around 5 Mph.

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Old Union Temperature Statistics

October Temperature

Mexia Limestone County Airport (16.8 miles)

  • Lowest 17 October, 2026

    44.6 °F

  • Average October

    71.4 °F

  • Highest 13 October, 2026

    92.1 °F

Climate (2021–2026)

Mexia Limestone County Airport (16.8 miles)

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  • Average Low 2021–2026

    58.4 °F

  • Average 2021–2026

    68.4 °F

  • Average High 2021–2026

    79.3 °F
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