Grisby Lake Weather Forecast

    • 72
    • 97

    Slight Chance Thunderstorms

    • 69
    • 96

    Mostly Sunny

    • 65
    • 92

    Partly Sunny

    • 67
    • 93

    Mostly Cloudy

    • 67
    • 94

    Partly Sunny

    • 68
    • 93

    Partly Sunny

    • 68
    • 91

    Partly Sunny

Today 22 Sep Shelby

Mostly cloudy with a chance of Showers. A slight chance of Thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 40 percent.

Tonight 22 Sep Shelby

Mostly clear. A slight chance of Showers this evening. Lows in the lower 70s. Northeast Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grisby Lake Temperature Statistics

September Temperature

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

  • Lowest 19 September, 2026

    66 °F

  • Average September

    82.3 °F

  • Highest 1 September, 2026

    98.1 °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

    67.5 °F

  • Average High 2021–2026

    78.7 °F
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