Grand Bay Weather Forecast

    • 75
    • 95

    Chance Thunderstorms

    • 77
    • 94

    Thunderstorms Likely

    • 77
    • 92

    Thunderstorms Likely

    • 76
    • 92

    Chance Thunderstorms

    • 77
    • 93

    Chance Thunderstorms

    • 76
    • 92

    Chance Thunderstorms

Today 20 Jul Mobile Coastal

Mostly sunny. A chance of Showers and Thunderstorms this afternoon. Highs in the mid 90s. Northeast Winds 5 to 10 Mph. Chance of rain 50 percent. Heat index Values up to 107.

Tonight 20 Jul Mobile Coastal

Mostly clear. A chance of Showers and Thunderstorms, mainly in the evening. Humid with Lows in the upper 70s. Northeast Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grand Bay Temperature Statistics

July Temperature

Moss Point - Trent Lott International Airport (11.2 miles)

  • Lowest 16 July, 2026

    69.7 °F

  • Average July

    82.7 °F

  • Highest 17 July, 2026

    95.6 °F

Climate (2021–2026)

Moss Point - Trent Lott International Airport (11.2 miles)

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  • Average Low 2021–2026

    58.8 °F

  • Average 2021–2026

    69.5 °F

  • Average High 2021–2026

    80.8 °F
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