Oak Bayou Weather Forecast

    • 84
    • 89

    Partly Sunny

    • 83
    • 89

    Mostly Cloudy

    • 83
    • 88

    Partly Sunny

    • 83
    • 88

    Partly Sunny

    • 82
    • 87

    Partly Sunny

    • 81
    • 87

    Partly Sunny

Today 18 Jun Galveston Island

Mostly sunny. Highs in the upper 80s. South Winds 15 to 20 Mph with Gusts up to 30 Mph. Heat index Values up to 111.

Tonight 18 Jun Galveston Island

Partly cloudy in the Evening, then becoming mostly cloudy. Humid. Near steady temperature in the mid 80s. South Winds 15 to 20 Mph. Heat index Values up to 108 early.

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Oak Bayou Temperature Statistics

June Temperature

Galveston, Scholes Field (6.8 miles)

  • Lowest 3 June, 2026

    76.6 °F

  • Average June

    83.6 °F

  • Highest 13 June, 2026

    90.6 °F

Climate (2021–2026)

Galveston, Scholes Field (6.8 miles)

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  • Average Low 2021–2026

    68.6 °F

  • Average 2021–2026

    73.8 °F

  • Average High 2021–2026

    79.6 °F
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