Petit Bois Island Weather Forecast

    • 83
    • 88

    Chance Thunderstorms

    • 82
    • 88

    Chance Thunderstorms

    • 81
    • 87

    Sunny

    • 82
    • 86

    Mostly Sunny

    • 82
    • 87

    Chance Thunderstorms

    • 82
    • 86

    Chance Thunderstorms

    • 81
    • 86

    Chance Thunderstorms

Today 15 Sep Mobile Coastal

Sunny. Near steady temperature in the lower 90s. Southeast Winds around 5 Mph. Heat index Values up to 107.

Tonight 15 Sep Mobile Coastal

Mostly clear. A slight chance of Showers and Thunderstorms after midnight. Lows in the upper 70s. East Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Petit Bois Island Temperature Statistics

September Temperature

Moss Point - Trent Lott International Airport (18.6 miles)

  • Lowest 13 September, 2026

    71.1 °F

  • Average September

    82 °F

  • Highest 3 September, 2026

    93.7 °F

Climate (2021–2026)

Moss Point - Trent Lott International Airport (18.6 miles)

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  • Average Low 2021–2026

    58.9 °F

  • Average 2021–2026

    69.6 °F

  • Average High 2021–2026

    80.8 °F
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