Old Union Weather Forecast

    • 58
    • 75

    Increasing Clouds

    • 61
    • 77

    Mostly Cloudy

    • 55
    • 70

    Rain Showers

    • 45
    • 67

    Partly Sunny

    • 51
    • 72

    Mostly Sunny

    • 57
    • 77

    Mostly Cloudy

    • 56
    • 80

    Mostly Cloudy

Today 12 Feb Limestone

Sunny. Highs in the mid 70s. Light and variable Winds.

Tonight 12 Feb Limestone

Mostly clear this Evening, then becoming partly cloudy. Not as cool with Lows in the upper 50s. Southeast Winds 5 to 10 Mph.

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Old Union Temperature Statistics

February Temperature

Mexia Limestone County Airport (16.8 miles)

  • Lowest 1 February, 2026

    20.8 °F

  • Average February

    55.6 °F

  • Highest 9 February, 2026

    82 °F

Climate (2021–Present)

Mexia Limestone County Airport (16.8 miles)

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  • Average Low 2021–2026

    58 °F

  • Average 2021–2026

    67.9 °F

  • Average High 2021–2026

    78.7 °F
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