Sea Rim State Park Weather Forecast

    • 75
    • 89

    Increasing Clouds

    • 76
    • 87

    Mostly Cloudy

    • 74
    • 88

    Partly Sunny

    • 74
    • 88

    Mostly Sunny

    • 75
    • 88

    Mostly Sunny

    • 75
    • 88

    Mostly Sunny

Today 13 Sep Lower Jefferson

Sunny. Highs in the lower 90s. North Winds around 5 Mph, becoming southeast this afternoon.

Tonight 13 Sep Lower Jefferson

Partly cloudy. Lows in the mid 70s. Southwest Winds around 5 Mph, becoming west after midnight.

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Sea Rim State Park Temperature Statistics

September Temperature

Beaumont/Port Arthur Southeast Texas Regional Airport (18 miles)

  • Lowest 9 September, 2025

    61 °F

  • Average September

    80.1 °F

  • Highest 3 September, 2025

    93.9 °F

Climate (2020–Present)

Beaumont/Port Arthur Southeast Texas Regional Airport (18 miles)

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  • Average Low 2020–2025

    62 °F

  • Average 2020–2025

    70.4 °F

  • Average High 2020–2025

    80.5 °F
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