Round Lake Weather Forecast

    • 80
    • 88

    Slight Chance Thunderstorms

    • 81
    • 88

    Rain Showers Likely

    • 80
    • 88

    Thunderstorms Likely

    • 80
    • 87

    Thunderstorms Likely

    • 81
    • 88

    Chance Thunderstorms

    • 81
    • 88

    Chance Thunderstorms

Today 21 Jun Lower Lafourche

Sunny. A slight chance of Showers and Thunderstorms in the afternoon. Humid with Highs in the lower 90s. Southwest Winds around 5 Mph, becoming southeast in the afternoon. Chance of rain 20 percent.

Tonight 21 Jun Lower Lafourche

Partly cloudy with a slight chance of Showers and Thunderstorms. Lows in the upper 70s. Southeast Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

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Round Lake Temperature Statistics

June Temperature

Galliano, South Lafourche Airport (5.6 miles)

  • Lowest 2 June, 2025

    67.6 °F

  • Average June

    81.6 °F

  • Highest 10 June, 2025

    91 °F

Climate (2020–Present)

Galliano, South Lafourche Airport (5.6 miles)

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  • Average Low 2020–2025

    64.5 °F

  • Average 2020–2025

    72.2 °F

  • Average High 2020–2025

    79.6 °F
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