Oak Bayou Weather Forecast

    • 84
    • 91

    Chance Thunderstorms

    • 83
    • 92

    Slight Chance Thunderstorms

    • 83
    • 92

    Rain Showers Likely

    • 82
    • 90

    Chance Thunderstorms

    • 81
    • 89

    Mostly Sunny

    • 81
    • 89

    Slight Chance Thunderstorms

Today 14 Sep Galveston Island

Sunny with a slight chance of Showers and Thunderstorms. Near steady temperature around 90. Southeast Winds around 10 Mph. Chance of rain 20 percent. Heat index Values up to 108.

Tonight 14 Sep Galveston Island

Mostly clear. Humid with Lows in the mid 80s. South Winds 10 to 15 Mph. Heat index Values up to 106 early.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Oak Bayou Temperature Statistics

September Temperature

Galveston, Scholes Field (6.8 miles)

  • Lowest 4 September, 2026

    75.7 °F

  • Average September

    85.1 °F

  • Highest 3 September, 2026

    93.7 °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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