Freeport Harbor Channel Entrance Weather Forecast

    • 83
    • 88

    Slight Chance Thunderstorms

    • 84
    • 88

    Slight Chance Thunderstorms

    • 82
    • 88

    Partly Sunny

    • 82
    • 87

    Partly Sunny

    • 82
    • 86

    Mostly Cloudy

    • 82
    • 85

    Chance Rain Showers

    • 82
    • 85

    Chance Thunderstorms

Today 22 Sep Brazoria Islands

Mostly sunny with a chance of Showers and Thunderstorms. Highs in the upper 80s. Chance of rain 50 percent.

Tonight 22 Sep Brazoria Islands

Mostly clear. A slight chance of Showers and Thunderstorms this evening. Lows in the lower 80s. East Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Freeport Harbor Channel Entrance Temperature Statistics

September Temperature

Angleton / Lake Jackson, Brazoria County Airport (16.2 miles)

  • Lowest 5 September, 2026

    74.6 °F

  • Average September

    84.6 °F

  • Highest 3 September, 2026

    97.6 °F

Climate (2021–2026)

Angleton / Lake Jackson, Brazoria County Airport (16.2 miles)

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  • Average Low 2021–2026

    62.7 °F

  • Average 2021–2026

    72 °F

  • Average High 2021–2026

    81.9 °F
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