Back Bay of Biloxi - Goat Island Weather Forecast

    • 75
    • 89

    Chance Thunderstorms

    • 76
    • 92

    Chance Thunderstorms

    • 76
    • 93

    Chance Thunderstorms

    • 75
    • 90

    Chance Thunderstorms

Today 5 Sep Southern Harrison

Mostly sunny. A slight chance of Showers and Thunderstorms this Morning, then a chance of Showers and Thunderstorms this afternoon. Highs in the upper 80s. North Winds around 5 Mph, becoming south this afternoon. Chance of rain 50 percent.

Tonight 5 Sep Southern Harrison

Mostly clear. Humid with Lows in the mid 70s. Southwest Winds around 5 Mph, becoming west after midnight.

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Back Bay of Biloxi - Goat Island Temperature Statistics

September Temperature

Keesler Air Force Base / Biloxi (0.6 miles)

  • Lowest 3 September, 2026

    77.9 °F

  • Average September

    85 °F

  • Highest 3 September, 2026

    92.7 °F

Climate (2021–2026)

Keesler Air Force Base / Biloxi (0.6 miles)

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  • Average Low 2021–2026

    62.8 °F

  • Average 2021–2026

    70.2 °F

  • Average High 2021–2026

    77.8 °F
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