Lower Atchafalaya River - Tesoro Marine Terminal Weather Forecast

    • 56
    • 72

    Rain Showers Likely

    • 51
    • 69

    Slight Chance Rain Showers

    • 59
    • 75

    Mostly Cloudy

    • 63
    • 74

    Chance Thunderstorms

    • 63
    • 77

    Chance Thunderstorms

    • 64
    • 78

    Slight Chance Thunderstorms

Today 5 Apr Lower St. Mary

Patchy fog this morning. Mostly cloudy with a chance of Showers and Thunderstorms. Cooler with Highs in the lower 70s. North Winds 10 to 15 Mph. Chance of rain 50 percent.

Tonight 5 Apr Lower St. Mary

Cloudy with a 20 percent chance of Showers. Less humid with Lows in the mid 50s. Northeast Winds around 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lower Atchafalaya River - Tesoro Marine Terminal Temperature Statistics

April Temperature

Patterson Memorial (6.2 miles)

  • Lowest 1 April, 2026

    66 °F

  • Average April

    74.8 °F

  • Highest 1 April, 2026

    82.9 °F

Climate (2021–Present)

Patterson Memorial (6.2 miles)

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  • Average Low 2021–2026

    60.6 °F

  • Average 2021–2026

    68.4 °F

  • Average High 2021–2026

    77.3 °F
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