Lake Jackson Weather Forecast

    • 74
    • 99

    Hot

    • 75
    • 98

    Hot

    • 73
    • 97

    Slight Chance Thunderstorms

    • 70
    • 96

    Mostly Sunny

    • 68
    • 92

    Mostly Sunny

    • 67
    • 90

    Mostly Sunny

Today 19 Sep Washington

Sunny, hot with Highs around 100. West Winds around 5 Mph, becoming southwest in the afternoon.

Tonight 19 Sep Washington

Mostly clear. Lows in the mid 70s. Southwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Jackson Temperature Statistics

September Temperature

Greenville, Mid Delta Regional Airport (30.4 miles)

  • Lowest 16 September, 2026

    69.1 °F

  • Average September

    86.8 °F

  • Highest 6 September, 2026

    103.6 °F

Climate (2021–2026)

Greenville, Mid Delta Regional Airport (30.4 miles)

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  • Average Low 2021–2026

    56.4 °F

  • Average 2021–2026

    66.8 °F

  • Average High 2021–2026

    77.6 °F
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