Keith Lake Weather Forecast

    • 77
    • 90

    Mostly Sunny

    • 78
    • 91

    Mostly Sunny

    • 79
    • 91

    Mostly Sunny

    • 78
    • 90

    Slight Chance Thunderstorms

    • 79
    • 92

    Mostly Sunny

    • 79
    • 91

    Mostly Sunny

Today 18 Sep Lower Jefferson

Sunny. Highs around 90. East Winds 5 to 10 Mph.

Tonight 18 Sep Lower Jefferson

Mostly clear. Lows in the mid 70s. Southeast Winds around 5 Mph, becoming northeast after midnight.

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Keith Lake Temperature Statistics

September Temperature

Beaumont/Port Arthur Southeast Texas Regional Airport (13.7 miles)

  • Lowest 7 September, 2026

    74.6 °F

  • Average September

    84.1 °F

  • Highest 7 September, 2026

    95.6 °F

Climate (2021–2026)

Beaumont/Port Arthur Southeast Texas Regional Airport (13.7 miles)

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  • Average Low 2021–2026

    62.5 °F

  • Average 2021–2026

    71.3 °F

  • Average High 2021–2026

    81.4 °F
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