Grant Lake Weather Forecast

    • 71
    • 92

    Mostly Sunny

    • 72
    • 95

    Slight Chance Thunderstorms

    • 71
    • 95

    Chance Thunderstorms

    • 72
    • 95

    Chance Thunderstorms

    • 74
    • 96

    Slight Chance Thunderstorms

    • 73
    • 98

    Hot

    • 75
    • 98

    Hot

Today 5 Jul Montgomery

Mostly sunny. A chance of Showers with isolated Thunderstorms this afternoon. Highs in the lower 90s. South Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 5 Jul Montgomery

Partly cloudy. A chance of Showers with isolated Thunderstorms in the evening. Lows in the lower 70s. South Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 30 percent.

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  • Temperature Real-Time

Grant Lake Temperature Statistics

July Temperature

Conroe, Montgomery County Airport (10.6 miles)

  • Lowest 1 July, 2025

    71.1 °F

  • Average July

    80.4 °F

  • Highest 1 July, 2025

    96.1 °F

Climate (2020–Present)

Conroe, Montgomery County Airport (10.6 miles)

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  • Average Low 2020–2025

    58.2 °F

  • Average 2020–2025

    69.1 °F

  • Average High 2020–2025

    80.7 °F
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