South Vacherie Weather Forecast

    • 78
    • 90

    Thunderstorms Likely

    • 79
    • 90

    Partly Sunny

    • 77
    • 92

    Mostly Sunny

    • 76
    • 92

    Partly Sunny

    • 75
    • 91

    Chance Thunderstorms

    • 75
    • 90

    Chance Thunderstorms

Today 20 Jun St. James

Partly sunny. A slight chance of Showers and Thunderstorms in the Morning, then Thunderstorms likely with a chance of Showers in the afternoon. Humid with Highs in the lower 90s. South Winds around 5 Mph. Chance of rain 70 percent. Heat index Values up to 108.

Tonight 20 Jun St. James

Mostly cloudy. Thunderstorms likely with a chance of Showers in the Evening, then a slight chance of Showers and Thunderstorms after midnight. Humid with Lows in the upper 70s. Southeast Winds around 5 Mph. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South Vacherie Temperature Statistics

June Temperature

Houma-Terrebonne Airport (24.9 miles)

  • Lowest 2 June, 2026

    73.4 °F

  • Average June

    83.5 °F

  • Highest 13 June, 2026

    91.4 °F

Climate (2021–2026)

Houma-Terrebonne Airport (24.9 miles)

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  • Average Low 2021–2026

    62.3 °F

  • Average 2021–2026

    69.5 °F

  • Average High 2021–2026

    79.1 °F
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