Lavaca Weather Forecast

    • 30
    • 54

    Becoming Sunny

    • 28
    • 50

    Sunny

    • 34
    • 60

    Mostly Sunny

    • 40
    • 66

    Partly Sunny

    • 28
    • 58

    Partly Sunny

    • 30
    • 47

    Mostly Sunny

Today 10 Jan Sebastian

Partly sunny in the Morning, then clearing. Cooler with Highs in the lower 50s. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 10 Jan Sebastian

Mostly clear. Colder with Lows around 30. West Winds 5 to 10 Mph.

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Lavaca Temperature Statistics

January Temperature

Fort Smith Regional Airport (10.6 miles)

  • Lowest 1 January, 2026

    30.9 °F

  • Average January

    50.1 °F

  • Highest 6 January, 2026

    72 °F

Climate (2021–Present)

Fort Smith Regional Airport (10.6 miles)

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  • Average Low 2021–2026

    53.9 °F

  • Average 2021–2026

    64.2 °F

  • Average High 2021–2026

    75.4 °F
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