League City Weather Forecast

    • 79
    • 95

    Decreasing Clouds

    • 76
    • 93

    Partly Sunny

    • 76
    • 92

    Partly Sunny

    • 77
    • 91

    Slight Chance Thunderstorms

    • 77
    • 91

    Partly Sunny

    • 77
    • 91

    Partly Sunny

    • 76
    • 91

    Chance Thunderstorms

Today 23 Sep Coastal Galveston

Sunny. Near steady temperature in the lower 90s. East Winds around 10 Mph. Heat index Values up to 108.

Tonight 23 Sep Coastal Galveston

Partly cloudy. Humid with Lows in the upper 70s. Southeast Winds 5 to 10 Mph, becoming northeast after midnight.

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League City Temperature Statistics

September Temperature

Houston / Ellington (7.5 miles)

  • Lowest 19 September, 2026

    75.2 °F

  • Average September

    84.1 °F

  • Highest 7 September, 2026

    95 °F

Climate (2021–2026)

Houston / Ellington (7.5 miles)

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  • Average Low 2021–2026

    64.4 °F

  • Average 2021–2026

    72 °F

  • Average High 2021–2026

    80.5 °F
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