League City Weather Forecast

    • 79
    • 87

    Mostly Cloudy

    • 77
    • 87

    Rain Showers Likely

    • 76
    • 86

    Rain Showers Likely

    • 74
    • 84

    Rain Showers

    • 74
    • 83

    Rain Showers

    • 74
    • 84

    Rain Showers Likely

Today 18 May Coastal Galveston

Mostly cloudy. A slight chance of Showers with isolated Thunderstorms in the afternoon. Humid with Highs in the upper 80s. Southeast Winds 15 to 20 Mph. Chance of rain 20 percent.

Tonight 18 May Coastal Galveston

Mostly cloudy. Humid with Lows around 80. Southeast Winds 15 to 20 Mph.

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League City Temperature Statistics

May Temperature

Houston / Ellington (7.5 miles)

  • Lowest 2 May, 2026

    55.4 °F

  • Average May

    74.1 °F

  • Highest 9 May, 2026

    89.6 °F

Climate (2021–Present)

Houston / Ellington (7.5 miles)

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  • Average Low 2021–2026

    64.3 °F

  • Average 2021–2026

    71.9 °F

  • Average High 2021–2026

    80.3 °F
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