Grisby Lake Weather Forecast

    • 77
    • 102

    Hot

    • 77
    • 101

    Hot

    • 77
    • 102

    Hot

    • 75
    • 102

    Slight Chance Thunderstorms

    • 75
    • 102

    Slight Chance Thunderstorms

    • 76
    • 102

    Hot

    • 75
    • 101

    Hot

Today 18 Aug Shelby

Mostly sunny. Hot with Highs around 101. South Winds around 5 Mph. Heat index Values up to 107.

Tonight 18 Aug Shelby

Partly cloudy. Lows in the upper 70s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grisby Lake Temperature Statistics

August Temperature

Nacogdoches, A L Mangham Jr. Regional Airport (19.3 miles)

  • Lowest 9 August, 2026

    71.1 °F

  • Average August

    85 °F

  • Highest 15 August, 2026

    100.9 °F

Climate (2021–2026)

Nacogdoches, A L Mangham Jr. Regional Airport (19.3 miles)

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  • Average Low 2021–2026

    57.2 °F

  • Average 2021–2026

    67.4 °F

  • Average High 2021–2026

    78.6 °F
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