Galveston - Pier 21 Weather Forecast

    • 64
    • 67

    Becoming Sunny

    • 66
    • 72

    Mostly Sunny

    • 67
    • 74

    Sunny

    • 69
    • 75

    Mostly Sunny

    • 69
    • 75

    Sunny

    • 67
    • 75

    Mostly Sunny

Today 18 Mar Galveston Island

Sunny. Highs in the upper 60s. South Winds 10 to 15 Mph.

Tonight 18 Mar Galveston Island

Mostly clear. Lows in the lower 60s. South Winds around 10 Mph.

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Galveston - Pier 21 Temperature Statistics

March Temperature

Galveston, Scholes Field (4.3 miles)

  • Lowest 12 March, 2026

    54 °F

  • Average March

    69.7 °F

  • Highest 10 March, 2026

    77 °F

Climate (2021–Present)

Galveston, Scholes Field (4.3 miles)

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  • Average Low 2021–2026

    68.5 °F

  • Average 2021–2026

    73.7 °F

  • Average High 2021–2026

    79.5 °F
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