Deep Lake Weather Forecast

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    Chance Thunderstorms

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    Chance Thunderstorms

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    Chance Thunderstorms

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    Chance Thunderstorms

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    Chance Thunderstorms

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    Thunderstorms Likely

Today 17 Aug Lower Lafourche

Sunny. A chance of Showers and Thunderstorms this afternoon. Highs around 90. North Winds around 5 Mph. Chance of rain 30 percent.

Tonight 17 Aug Lower Lafourche

Partly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then mostly clear after midnight. Humid with Lows in the upper 70s. Northwest Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

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Deep Lake Temperature Statistics

August Temperature

Galliano, South Lafourche Airport (11.8 miles)

  • Lowest 8 August, 2025

    73.4 °F

  • Average August

    81.2 °F

  • Highest 14 August, 2025

    93 °F

Climate (2020–Present)

Galliano, South Lafourche Airport (11.8 miles)

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  • Average Low 2020–2025

    64.5 °F

  • Average 2020–2025

    72.3 °F

  • Average High 2020–2025

    79.7 °F
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