Bay St Louis - Bayou Portage Entrance Weather Forecast

    • 64
    • 72

    Partly Sunny

    • 68
    • 71

    Chance Thunderstorms

    • 58
    • 73

    Rain Showers Likely

    • 50
    • 70

    Mostly Sunny

    • 54
    • 68

    Mostly Sunny

    • 63
    • 69

    Mostly Sunny

Today 13 Mar Southern Harrison

Sunny. Near steady temperature in the upper 70s. South Winds around 10 Mph.

Tonight 13 Mar Southern Harrison

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the lower 60s. South Winds 5 to 10 Mph.

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Bay St Louis - Bayou Portage Entrance Temperature Statistics

March Temperature

Bay St. Louis, Stennis International Airport (11.2 miles)

  • Lowest 6 March, 2025

    35.6 °F

  • Average March

    63 °F

  • Highest 1 March, 2025

    80.6 °F

Climate (2020–Present)

Bay St. Louis, Stennis International Airport (11.2 miles)

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  • Average Low 2020–2025

    60.4 °F

  • Average 2020–2025

    71.5 °F

  • Average High 2020–2025

    78.2 °F
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