Oak Bayou Weather Forecast

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    • 89

    Chance Thunderstorms

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    • 91

    Chance Thunderstorms

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    • 90

    Slight Chance Thunderstorms

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    • 90

    Chance Thunderstorms

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    Chance Thunderstorms

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    • 89

    Chance Thunderstorms

Today 5 Sep Galveston Island

Partly sunny with a chance of Showers and Thunderstorms. Highs in the upper 80s. North Winds around 5 Mph, becoming southeast 10 to 15 Mph this afternoon. Chance of rain 50 percent.

Tonight 5 Sep Galveston Island

Partly cloudy with a slight chance of Showers and Thunderstorms. Humid with Lows in the lower 80s. South Winds 10 to 15 Mph, becoming west around 5 Mph after midnight. Chance of rain 20 percent.

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Oak Bayou Temperature Statistics

September Temperature

Galveston, Scholes Field (6.8 miles)

  • Lowest 2 September, 2026

    76.6 °F

  • Average September

    84.5 °F

  • Highest 3 September, 2026

    91.9 °F

Climate (2021–2026)

Galveston, Scholes Field (6.8 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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