Brazosport Weather Forecast

    • 80
    • 90

    Slight Chance Thunderstorms

    • 81
    • 91

    Mostly Sunny

    • 81
    • 91

    Mostly Sunny

    • 80
    • 90

    Partly Sunny

    • 79
    • 91

    Mostly Sunny

    • 79
    • 91

    Mostly Sunny

Today 11 Aug Coastal Brazoria

Sunny with a slight chance of Showers and Thunderstorms. Highs in the lower 90s. South Winds 10 to 15 Mph. Chance of rain 20 percent. Heat index Values up to 105.

Tonight 11 Aug Coastal Brazoria

Mostly clear. Humid with Lows in the upper 70s. South Winds 10 to 15 Mph.

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Brazosport Temperature Statistics

August Temperature

Angleton / Lake Jackson, Brazoria County Airport (14.3 miles)

  • Lowest 5 August, 2026

    73.7 °F

  • Average August

    84.8 °F

  • Highest 1 August, 2026

    95.6 °F

Climate (2021–2026)

Angleton / Lake Jackson, Brazoria County Airport (14.3 miles)

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  • Average Low 2021–2026

    62.8 °F

  • Average 2021–2026

    72.1 °F

  • Average High 2021–2026

    81.9 °F
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