Lake Jackson Weather Forecast

    • 68
    • 93

    Slight Chance Thunderstorms

    • 68
    • 93

    Slight Chance Thunderstorms

    • 69
    • 94

    Partly Sunny

    • 69
    • 92

    Partly Sunny

    • 68
    • 91

    Slight Chance Thunderstorms

    • 68
    • 90

    Chance Thunderstorms

Today 18 Sep Washington

Sunny. Highs in the mid 90s. Southwest Winds around 5 Mph.

Tonight 18 Sep Washington

Mostly clear. Lows in the upper 60s. Light and variable Winds.

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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 8 September, 2025

    54 °F

  • Average September

    76.9 °F

  • Highest 13 September, 2025

    96.1 °F

Climate (2020–Present)

Greenville, Mid Delta Regional Airport (30.4 miles)

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  • Average Low 2020–2025

    55.8 °F

  • Average 2020–2025

    65.8 °F

  • Average High 2020–2025

    76.6 °F
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