Lavaca Weather Forecast

    • 19
    • 34

    Becoming Sunny

    • 24
    • 47

    Mostly Sunny

    • 37
    • 58

    Partly Sunny

    • 43
    • 69

    Mostly Sunny

    • 42
    • 72

    Mostly Sunny

    • 39
    • 68

    Partly Sunny

Today 21 Feb Sebastian

Mostly sunny. Highs in the mid 30s. East Winds 5 to 10 Mph.

Tonight 21 Feb Sebastian

Mostly clear. Cold with Lows in the lower 20s. East Winds around 5 Mph in the Evening, becoming light and variable.

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Lavaca Temperature Statistics

February Temperature

Fort Smith Regional Airport (10.6 miles)

  • Lowest 19 February, 2025

    12.9 °F

  • Average February

    43.8 °F

  • Highest 3 February, 2025

    81.6 °F

Climate (2020–Present)

Fort Smith Regional Airport (10.6 miles)

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  • Average Low 2020–2025

    53.4 °F

  • Average 2020–2025

    63.5 °F

  • Average High 2020–2025

    74.6 °F
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