Lake Billiot Weather Forecast

    • 76
    • 90

    Mostly Sunny

    • 76
    • 90

    Mostly Sunny

    • 76
    • 91

    Chance Thunderstorms

    • 76
    • 91

    Slight Chance Thunderstorms

    • 75
    • 91

    Slight Chance Thunderstorms

    • 74
    • 90

    Mostly Sunny

    • 74
    • 89

    Partly Sunny

Today 19 Sep Lower Terrebonne

Sunny. Near steady temperature around 90. East Winds 5 to 10 Mph.

Tonight 19 Sep Lower Terrebonne

Clear. Lows in the upper 70s. Southeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Billiot Temperature Statistics

September Temperature

Galliano, South Lafourche Airport (9.9 miles)

  • Lowest 13 September, 2026

    72.1 °F

  • Average September

    81.8 °F

  • Highest 8 September, 2026

    91.9 °F

Climate (2022–2026)

Galliano, South Lafourche Airport (9.9 miles)

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  • Average Low 2022–2026

    64.5 °F

  • Average 2022–2026

    72.7 °F

  • Average High 2022–2026

    80.4 °F
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