Mermentau River Entrance Weather Forecast

    • 73
    • 85

    Decreasing Clouds

    • 68
    • 84

    Mostly Sunny

    • 70
    • 82

    Mostly Sunny

    • 71
    • 80

    Mostly Sunny

    • 73
    • 81

    Mostly Sunny

    • 72
    • 81

    Mostly Sunny

Today 8 Oct East Cameron

Mostly sunny. Highs in the upper 80s. Temperature falling into the mid 80s this afternoon. Northeast Winds 5 to 10 Mph.

Tonight 8 Oct East Cameron

Partly cloudy. Lows in the lower 70s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Mermentau River Entrance Temperature Statistics

October Temperature

Lake Charles Regional Airport (26.1 miles)

  • Lowest 4 October, 2025

    66.9 °F

  • Average October

    76.7 °F

  • Highest 1 October, 2025

    90 °F

Climate (2020–Present)

Lake Charles Regional Airport (26.1 miles)

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  • Average Low 2020–2025

    61.1 °F

  • Average 2020–2025

    69.7 °F

  • Average High 2020–2025

    79.6 °F
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