Oak Bayou Weather Forecast

    • 84
    • 91

    Rain Showers Likely

    • 83
    • 90

    Sunny

    • 83
    • 90

    Mostly Sunny

    • 83
    • 90

    Chance Thunderstorms

    • 82
    • 90

    Chance Thunderstorms

    • 83
    • 91

    Chance Thunderstorms

Today 17 Sep Galveston Island

Partly sunny with a chance of Showers and Thunderstorms. Near steady temperature in the upper 80s. East Winds 15 to 20 Mph. Chance of rain 50 percent. Heat index Values up to 106.

Tonight 17 Sep Galveston Island

Mostly clear. Humid. Near steady temperature in the mid 80s. East Winds 15 to 20 Mph.

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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

    85.5 °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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