Groveton-Trinity County Airport Weather Forecast

    • 76
    • 95

    Decreasing Clouds

    • 73
    • 94

    Mostly Sunny

    • 70
    • 94

    Mostly Sunny

    • 72
    • 93

    Mostly Sunny

    • 73
    • 93

    Mostly Sunny

    • 73
    • 92

    Slight Chance Thunderstorms

Today 16 Sep Trinity

Mostly sunny. Hot with Highs in the mid 90s. Light and variable Winds, becoming east around 5 Mph in the afternoon. Heat index Values up to 105.

Tonight 16 Sep Trinity

Partly cloudy. Lows in the mid 70s. Southeast Winds around 5 Mph in the Evening, becoming light and variable.

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Groveton-Trinity County Airport Temperature Statistics

September Temperature

Lufkin, Angelina County Airport (26.1 miles)

  • Lowest 1 September, 2026

    73.7 °F

  • Average September

    84 °F

  • Highest 1 September, 2026

    98.7 °F

Climate (2021–2026)

Lufkin, Angelina County Airport (26.1 miles)

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  • Average Low 2021–2026

    59.3 °F

  • Average 2021–2026

    70 °F

  • Average High 2021–2026

    81.1 °F
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