Bastrop Bay Weather Forecast

    • 82
    • 88

    Slight Chance Thunderstorms

    • 81
    • 89

    Partly Sunny

    • 82
    • 89

    Mostly Sunny

    • 81
    • 90

    Mostly Sunny

    • 80
    • 91

    Mostly Sunny

    • 81
    • 91

    Slight Chance Thunderstorms

Today 19 Jul Brazoria Islands

Mostly sunny. Humid with Highs in the upper 80s. South Winds around 10 Mph. Heat index Values up to 105.

Tonight 19 Jul Brazoria Islands

Partly cloudy. Humid with Lows in the lower 80s. South Winds 10 to 15 Mph.

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Bastrop Bay Temperature Statistics

July Temperature

Angleton / Lake Jackson, Brazoria County Airport (16.8 miles)

  • Lowest 8 July, 2025

    71.7 °F

  • Average July

    82.5 °F

  • Highest 6 July, 2025

    92.6 °F

Climate (2020–Present)

Angleton / Lake Jackson, Brazoria County Airport (16.8 miles)

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  • Average Low 2020–2025

    62.3 °F

  • Average 2020–2025

    71.4 °F

  • Average High 2020–2025

    81.1 °F
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