Keith Lake Weather Forecast

    • 80
    • 93

    Decreasing Clouds

    • 79
    • 92

    Mostly Sunny

    • 79
    • 93

    Mostly Sunny

    • 80
    • 94

    Mostly Sunny

    • 80
    • 94

    Mostly Sunny

    • 81
    • 94

    Slight Chance Thunderstorms

    • 81
    • 93

    Mostly Sunny

Today 18 Aug Lower Jefferson

Mostly sunny. Highs in the lower 90s. West Winds around 5 Mph, becoming south this afternoon. Heat index Values up to 106.

Tonight 18 Aug Lower Jefferson

Partly cloudy this Evening, then clearing. Lows in the upper 70s. Southwest Winds 5 to 10 Mph.

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Keith Lake Temperature Statistics

August Temperature

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

  • Lowest 3 August, 2026

    74.6 °F

  • Average August

    85.2 °F

  • Highest 3 August, 2026

    97.6 °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

    71.2 °F

  • Average High 2021–2026

    81.3 °F
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