Lake Letourneau Weather Forecast

    • 50
    • 83

    Sunny

    • 52
    • 85

    Mostly Sunny

    • 53
    • 85

    Mostly Sunny

    • 52
    • 81

    Mostly Cloudy

    • 52
    • 80

    Partly Sunny

    • 51
    • 79

    Partly Sunny

    • 52
    • 80

    Mostly Sunny

Today 22 Oct Gregg

Mostly sunny. Highs around 80.

Tonight 22 Oct Gregg

Clear. Lows around 50. Northeast Winds around 5 Mph this Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Letourneau Temperature Statistics

October Temperature

Longview - East Texas Regional Airport (4.3 miles)

  • Lowest 18 October, 2026

    42.7 °F

  • Average October

    73.2 °F

  • Highest 1 October, 2026

    95.6 °F

Climate (2021–2026)

Longview - East Texas Regional Airport (4.3 miles)

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  • Average Low 2021–2026

    57.8 °F

  • Average 2021–2026

    68.4 °F

  • Average High 2021–2026

    79.9 °F
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