Lavaca Weather Forecast

    • 73
    • 92

    Slight Chance Thunderstorms

    • 75
    • 93

    Slight Chance Thunderstorms

    • 76
    • 95

    Mostly Sunny

    • 77
    • 97

    Hot

    • 78
    • 99

    Hot

    • 77
    • 101

    Hot

Today 16 Jul North and Central Sebastian

Mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs in the lower 90s. Southwest Winds around 5 Mph. Chance of rain 20 percent.

Tonight 16 Jul North and Central Sebastian

Mostly clear. Lows in the lower 70s. Southwest Winds around 5 Mph in the Evening, becoming light and variable.

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Lavaca Temperature Statistics

July Temperature

Fort Smith Regional Airport (10.6 miles)

  • Lowest 5 July, 2026

    70.6 °F

  • Average July

    85 °F

  • Highest 9 July, 2026

    99.6 °F

Climate (2021–2026)

Fort Smith Regional Airport (10.6 miles)

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  • Average Low 2021–2026

    54.3 °F

  • Average 2021–2026

    64.9 °F

  • Average High 2021–2026

    76.3 °F
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