Bayou St John - Walker Island Weather Forecast

    • 75
    • 89

    Rain Showers Likely

    • 75
    • 87

    Rain Showers Likely

    • 79
    • 88

    Rain Showers Likely

    • 79
    • 88

    Chance Thunderstorms

    • 79
    • 88

    Chance Thunderstorms

    • 79
    • 89

    Chance Thunderstorms

Today 27 Aug Baldwin Coastal

Becoming mostly cloudy in the afternoon. A chance of Thunderstorms. Showers Likely, mainly in the morning. Humid with Highs in the upper 80s. Northwest Winds around 5 Mph, becoming southwest around 5 Mph in the afternoon. Chance of rain 70 percent.

Tonight 27 Aug Baldwin Coastal

Mostly cloudy. A slight chance of Showers and Thunderstorms in the Evening, then a chance of Showers and Thunderstorms after midnight. Humid with Lows in the mid 70s. Southwest Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 50 percent.

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Bayou St John - Walker Island Temperature Statistics

August Temperature

Jack Edwards Airport (7.5 miles)

  • Lowest 3 August, 2026

    71.6 °F

  • Average August

    82.4 °F

  • Highest 15 August, 2026

    96.8 °F

Climate (2021–2026)

Jack Edwards Airport (7.5 miles)

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  • Average Low 2021–2026

    60.9 °F

  • Average 2021–2026

    67.7 °F

  • Average High 2021–2026

    77.9 °F
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