Lavaca Weather Forecast

    • 52
    • 92

    Mostly Sunny

    • 49
    • 70

    Partly Sunny

    • 50
    • 72

    Partly Sunny

    • 60
    • 88

    Sunny

    • 57
    • 94

    Mostly Sunny

    • 41
    • 74

    Partly Sunny

    • 44
    • 67

    Partly Sunny

Today 22 Mar Sebastian

Sunny. Near steady temperature around 90. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 22 Mar Sebastian

Partly cloudy in the Evening, then becoming mostly clear. Cooler with Lows in the lower 50s. Northwest Winds around 10 Mph, becoming northeast after midnight.

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Lavaca Temperature Statistics

March Temperature

Fort Smith Regional Airport (10.6 miles)

  • Lowest 17 March, 2026

    24.7 °F

  • Average March

    61.7 °F

  • Highest 20 March, 2026

    91.9 °F

Climate (2021–Present)

Fort Smith Regional Airport (10.6 miles)

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  • Average Low 2021–2026

    54 °F

  • Average 2021–2026

    64.5 °F

  • Average High 2021–2026

    75.9 °F
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