League City Weather Forecast

    • 79
    • 93

    Chance Thunderstorms

    • 78
    • 91

    Chance Thunderstorms

    • 77
    • 90

    Chance Thunderstorms

    • 78
    • 91

    Chance Thunderstorms

    • 79
    • 91

    Chance Thunderstorms

    • 79
    • 91

    Chance Thunderstorms

Today 8 Sep Coastal Galveston

Mostly sunny with a chance of Showers and Thunderstorms. Near steady temperature in the lower 90s. Southeast Winds 5 to 10 Mph. Chance of rain 30 percent. Heat index Values up to 108.

Tonight 8 Sep Coastal Galveston

Mostly clear in the Evening, then partly cloudy with a slight chance of Showers with isolated Thunderstorms after midnight. Humid with Lows around 80. Southeast Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 105 early.

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League City Temperature Statistics

September Temperature

Houston / Ellington (7.5 miles)

  • Lowest 4 September, 2026

    78.8 °F

  • Average September

    83.7 °F

  • Highest 2 September, 2026

    93.2 °F

Climate (2021–2026)

Houston / Ellington (7.5 miles)

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  • Average Low 2021–2026

    64.3 °F

  • Average 2021–2026

    72 °F

  • Average High 2021–2026

    80.4 °F
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