Grimes Lake Weather Forecast

    • 75
    • 98

    Slight Chance Thunderstorms

    • 73
    • 97

    Hot

    • 70
    • 97

    Hot

    • 72
    • 96

    Mostly Sunny

    • 73
    • 97

    Hot

    • 72
    • 95

    Chance Thunderstorms

Today 16 Sep Leon

Mostly sunny. A less than 20 percent chance of Showers and Thunderstorms in the afternoon. Humid with Highs in the mid 90s. Southeast Winds around 5 Mph. Heat index Values up to 106.

Tonight 16 Sep Leon

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

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Grimes Lake Temperature Statistics

September Temperature

Bryan Coulter Field (30.4 miles)

  • Lowest 10 September, 2026

    74.3 °F

  • Average September

    84.7 °F

  • Highest 2 September, 2026

    101.8 °F

Climate (2021–2026)

Bryan Coulter Field (30.4 miles)

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  • Average Low 2021–2026

    60.2 °F

  • Average 2021–2026

    70 °F

  • Average High 2021–2026

    80.8 °F
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