Knape Airport Weather Forecast

    • 71
    • 90

    Mostly Sunny

    • 73
    • 90

    Partly Sunny

    • 74
    • 91

    Partly Sunny

    • 75
    • 91

    Slight Chance Thunderstorms

    • 77
    • 90

    Rain Showers Likely

    • 75
    • 89

    Rain Showers Likely

    • 73
    • 87

    Chance Thunderstorms

Today 25 Sep Coastal Brazoria

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

Tonight 25 Sep Coastal Brazoria

Mostly clear. Lows in the lower 70s. East Winds 5 to 10 Mph this Evening, becoming light and variable.

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Knape Airport Temperature Statistics

September Temperature

Angleton / Lake Jackson, Brazoria County Airport (11.2 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 (11.2 miles)

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  • Average Low 2021–2026

    62.7 °F

  • Average 2021–2026

    72.1 °F

  • Average High 2021–2026

    81.9 °F
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