Old Union Weather Forecast

    • 67
    • 84

    Mostly Cloudy

    • 68
    • 84

    Mostly Cloudy

    • 66
    • 83

    Rain Showers

    • 63
    • 87

    Partly Sunny

    • 62
    • 81

    Chance Thunderstorms

    • 63
    • 80

    Chance Thunderstorms

Today 28 Apr Limestone

Mostly cloudy. Highs in the mid 80s. South Winds 10 to 15 Mph.

Tonight 28 Apr Limestone

Mostly cloudy. Lows in the upper 60s. South Winds 10 to 15 Mph, Diminishing to 5 to 10 Mph after midnight.

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Old Union Temperature Statistics

April Temperature

Mexia Limestone County Airport (16.8 miles)

  • Lowest 7 April, 2025

    37.6 °F

  • Average April

    67.7 °F

  • Highest 13 April, 2025

    90 °F

Climate (2020–Present)

Mexia Limestone County Airport (16.8 miles)

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  • Average Low 2020–2025

    58.5 °F

  • Average 2020–2025

    68.4 °F

  • Average High 2020–2025

    79.1 °F
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