League City Weather Forecast

    • 76
    • 90

    Slight Chance Thunderstorms

    • 75
    • 90

    Partly Sunny

    • 77
    • 91

    Mostly Sunny

    • 79
    • 91

    Chance Thunderstorms

    • 78
    • 91

    Rain Showers Likely

    • 76
    • 88

    Rain Showers Likely

    • 74
    • 86

    Chance Thunderstorms

Today 26 Sep Coastal Galveston

Partly sunny with a slight chance of Showers and Thunderstorms. Near steady temperature in the upper 80s. East Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 26 Sep Coastal Galveston

Mostly cloudy in the Evening, then clearing. Lows in the upper 70s. Southeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

League City Temperature Statistics

September Temperature

Houston / Ellington (7.5 miles)

  • Lowest 19 September, 2026

    75.2 °F

  • Average September

    84.3 °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

    72.1 °F

  • Average High 2021–2026

    80.5 °F
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