Back Bay of Biloxi - Big Island Weather Forecast

    • 74
    • 90

    Thunderstorms Likely

    • 75
    • 90

    Thunderstorms

    • 74
    • 91

    Thunderstorms Likely

    • 74
    • 91

    Thunderstorms Likely

    • 74
    • 90

    Thunderstorms Likely

    • 76
    • 89

    Thunderstorms Likely

Today 4 Aug Southern Harrison

Partly sunny. A slight chance of Showers and Thunderstorms in the Morning, then Thunderstorms likely with a chance of Showers in the afternoon. Highs in the lower 90s. Northeast Winds around 5 Mph, becoming southeast around 5 Mph in the afternoon. Chance of rain 70 percent.

Tonight 4 Aug Southern Harrison

Mostly clear with a slight chance of Showers and Thunderstorms. Lows in the mid 70s. North Winds around 5 Mph. Chance of rain 20 percent.

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Back Bay of Biloxi - Big Island Temperature Statistics

August Temperature

Keesler Air Force Base / Biloxi (1.9 miles)

  • Lowest 1 August, 2025

    81.3 °F

  • Average August

    86.7 °F

  • Highest 1 August, 2025

    91.9 °F

Climate (2020–Present)

Keesler Air Force Base / Biloxi (1.9 miles)

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  • Average Low 2020–2025

    62.2 °F

  • Average 2020–2025

    69.6 °F

  • Average High 2020–2025

    77.2 °F
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