Lavaca Weather Forecast

    • 77
    • 97

    Hot

    • 77
    • 99

    Hot

    • 79
    • 102

    Hot

    • 75
    • 100

    Hot

    • 75
    • 96

    Mostly Sunny

    • 76
    • 97

    Hot

Today 19 Jul North and Central Sebastian

Sunny. Highs in the mid 90s. Southwest Winds around 5 Mph. Heat index Values up to 105.

Tonight 19 Jul North and Central Sebastian

Mostly clear. Lows in the upper 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

    84.3 °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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