Bayou Vista Weather Forecast

    • 81
    • 91

    Mostly Sunny

    • 81
    • 91

    Mostly Sunny

    • 80
    • 90

    Slight Chance Thunderstorms

    • 79
    • 90

    Slight Chance Thunderstorms

    • 80
    • 90

    Chance Thunderstorms

    • 81
    • 90

    Chance Thunderstorms

Today 5 Aug Coastal Galveston

Sunny. A slight chance of Showers and Thunderstorms in the afternoon. Humid with Highs in the lower 90s. South Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 106.

Tonight 5 Aug Coastal Galveston

Mostly clear. Near steady temperature in the lower 80s. South Winds 5 to 10 Mph.

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Bayou Vista Temperature Statistics

August Temperature

Galveston, Scholes Field (5.6 miles)

  • Lowest 2 August, 2026

    82 °F

  • Average August

    87 °F

  • Highest 2 August, 2026

    93 °F

Climate (2021–2026)

Galveston, Scholes Field (5.6 miles)

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  • Average Low 2021–2026

    68.6 °F

  • Average 2021–2026

    73.9 °F

  • Average High 2021–2026

    79.6 °F
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