Lavaca Weather Forecast

    • 59
    • 79

    Increasing Clouds

    • 24
    • 66

    Rain Showers Likely

    • 23
    • 42

    Mostly Sunny

    • 41
    • 60

    Mostly Cloudy

    • 46
    • 73

    Mostly Sunny

    • 53
    • 84

    Mostly Sunny

Today 14 Mar Sebastian

Sunny. Highs in the upper 70s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 14 Mar Sebastian

Mostly cloudy and breezy. Not as cool with Lows around 60. Southeast Winds 15 to 25 Mph. Gusts up to 35 Mph, increasing to 45 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lavaca Temperature Statistics

March Temperature

Fort Smith Regional Airport (10.6 miles)

  • Lowest 12 March, 2026

    34 °F

  • Average March

    66.2 °F

  • Highest 1 March, 2026

    82.7 °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

    75.8 °F
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