Port Arthur Canal - Port Arthur Weather Forecast

    • 80
    • 88

    Slight Chance Thunderstorms

    • 80
    • 88

    Rain Showers Likely

    • 79
    • 86

    Rain Showers Likely

    • 79
    • 85

    Rain Showers Likely

    • 80
    • 87

    Chance Thunderstorms

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    Chance Thunderstorms

Today 7 Sep Lower Jefferson

Sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs in the lower 90s. Northwest Winds around 5 Mph, becoming southwest this afternoon. Chance of rain 20 percent. Heat index Values up to 105.

Tonight 7 Sep Lower Jefferson

Partly cloudy. Humid with Lows in the upper 70s. South Winds around 5 Mph, becoming west after midnight.

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Port Arthur Canal - Port Arthur Temperature Statistics

September Temperature

Beaumont/Port Arthur Southeast Texas Regional Airport (8.1 miles)

  • Lowest 3 September, 2026

    75.7 °F

  • Average September

    82.4 °F

  • Highest 4 September, 2026

    91.7 °F

Climate (2021–2026)

Beaumont/Port Arthur Southeast Texas Regional Airport (8.1 miles)

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  • Average Low 2021–2026

    62.5 °F

  • Average 2021–2026

    71.2 °F

  • Average High 2021–2026

    81.4 °F
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