False Mouth Bay Weather Forecast

    • 77
    • 79

    Mostly Cloudy

    • 76
    • 79

    Mostly Cloudy

    • 75
    • 79

    Partly Sunny

    • 76
    • 81

    Chance Thunderstorms

    • 77
    • 83

    Rain Showers Likely

    • 77
    • 83

    Rain Showers Likely

Today 18 May Lower St. Bernard

Mostly sunny. Humid with Highs in the mid 80s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 18 May Lower St. Bernard

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

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  • Temperature Forecast NOAA

  • Temperature Real-Time

False Mouth Bay Temperature Statistics

May Temperature

Bay St. Louis, Stennis International Airport (25.5 miles)

  • Lowest 4 May, 2026

    48.2 °F

  • Average May

    72.9 °F

  • Highest 14 May, 2026

    87.8 °F

Climate (2021–Present)

Bay St. Louis, Stennis International Airport (25.5 miles)

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  • Average Low 2021–2026

    60.3 °F

  • Average 2021–2026

    71.6 °F

  • Average High 2021–2026

    78.4 °F
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