Chandeleur Sound Weather Forecast

    • 83
    • 86

    Sunny

    • 83
    • 87

    Mostly Sunny

    • 83
    • 87

    Chance Thunderstorms

    • 83
    • 86

    Mostly Sunny

    • 83
    • 86

    Slight Chance Thunderstorms

    • 81
    • 86

    Slight Chance Thunderstorms

Today 18 Sep Lower St. Bernard

Sunny. Highs in the upper 80s. Northeast Winds 10 to 15 Mph.

Tonight 18 Sep Lower St. Bernard

Clear. Lows in the upper 70s. East Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chandeleur Sound Temperature Statistics

September Temperature

Gulfport - Gulfport-Biloxi International Airport (26.1 miles)

  • Lowest 13 September, 2026

    74.6 °F

  • Average September

    84 °F

  • Highest 9 September, 2026

    94.6 °F

Climate (2021–2026)

Gulfport - Gulfport-Biloxi International Airport (26.1 miles)

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  • Average Low 2021–2026

    61.7 °F

  • Average 2021–2026

    70.5 °F

  • Average High 2021–2026

    79.6 °F
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