Galveston Bay Weather Forecast

    • 80
    • 89

    Slight Chance Thunderstorms

    • 81
    • 90

    Slight Chance Thunderstorms

    • 79
    • 90

    Slight Chance Thunderstorms

    • 77
    • 89

    Partly Sunny

    • 77
    • 87

    Partly Sunny

    • 78
    • 87

    Slight Chance Thunderstorms

Today 21 Sep Chambers

Mostly sunny. Humid with Highs in the lower 90s. Northeast Winds around 5 Mph, becoming southeast in the afternoon.

Tonight 21 Sep Chambers

Mostly clear. Humid with Lows in the mid 70s. South Winds around 5 Mph in the Evening, becoming light and variable.

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Galveston Bay Temperature Statistics

September Temperature

Galveston, Scholes Field (26.7 miles)

  • Lowest 4 September, 2026

    75.7 °F

  • Average September

    85.6 °F

  • Highest 3 September, 2026

    93.7 °F

Climate (2021–2026)

Galveston, Scholes Field (26.7 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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