Lavaca Weather Forecast

    • 67
    • 90

    Rain Showers Likely

    • 68
    • 89

    Partly Sunny

    • 72
    • 91

    Chance Rain Showers

    • 71
    • 88

    Rain Showers Likely

    • 67
    • 83

    Rain Showers

    • 64
    • 80

    Rain Showers Likely

Today 27 Sep North and Central Sebastian

Mostly cloudy with a chance of Showers and Thunderstorms in the Morning, then partly sunny with a slight chance of Showers in the afternoon. Highs around 90. East Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 27 Sep North and Central Sebastian

Mostly cloudy. A slight chance of Showers in the Evening, then a chance of Showers after midnight. Lows in the upper 60s. East Winds 5 to 10 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lavaca Temperature Statistics

September Temperature

Fort Smith Regional Airport (10.6 miles)

  • Lowest 24 September, 2026

    64 °F
  • Average September

    88.4 °F
  • Highest 4 September, 2026

    106.6 °F

Climate (2021–2026)

Fort Smith Regional Airport (10.6 miles)

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  • Average Low 2021–2026

    54.4 °F
  • Average 2021–2026

    65.1 °F
  • Average High 2021–2026

    76.6 °F
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