Bay St Louis - Bayou Portage Entrance Weather Forecast

    • 64
    • 72

    Mostly Sunny

    • 62
    • 73

    Partly Sunny

    • 65
    • 74

    Mostly Sunny

    • 68
    • 74

    Partly Sunny

    • 68
    • 75

    Mostly Sunny

    • 70
    • 75

    Mostly Sunny

    • 70
    • 76

    Mostly Cloudy

Today 9 Apr Southern Harrison

Sunny. Near steady temperature in the mid 70s. Southeast Winds 10 to 15 Mph.

Tonight 9 Apr Southern Harrison

Mostly clear. Lows in the upper 50s. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming east after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bay St Louis - Bayou Portage Entrance Temperature Statistics

April Temperature

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

  • Lowest 7 April, 2026

    46.4 °F

  • Average April

    71.4 °F

  • Highest 1 April, 2026

    80.6 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    60.3 °F

  • Average 2021–2026

    71.6 °F

  • Average High 2021–2026

    78.3 °F
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