Grand Bay Weather Forecast

    • 75
    • 95

    Becoming Sunny

    • 76
    • 97

    Chance Thunderstorms

    • 75
    • 94

    Thunderstorms Likely

    • 75
    • 93

    Chance Thunderstorms

    • 74
    • 93

    Rain Showers Likely

    • 73
    • 91

    Thunderstorms Likely

    • 73
    • 92

    Chance Thunderstorms

Today 22 Aug Mobile Coastal

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

Tonight 22 Aug Mobile Coastal

Mostly clear. Lows in the upper 70s. West Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grand Bay Temperature Statistics

August Temperature

Moss Point - Trent Lott International Airport (11.2 miles)

  • Lowest 3 August, 2026

    68.6 °F

  • Average August

    83.6 °F

  • Highest 15 August, 2026

    96.7 °F

Climate (2021–2026)

Moss Point - Trent Lott International Airport (11.2 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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