Grant Lake Weather Forecast

    • 62
    • 78

    Rain Showers Likely

    • 53
    • 67

    Rain Showers

    • 49
    • 73

    Mostly Sunny

    • 53
    • 77

    Partly Sunny

    • 61
    • 81

    Mostly Cloudy

    • 68
    • 86

    Mostly Cloudy

Today 30 Apr Montgomery

Cloudy with isolated Thunderstorms. A slight chance of Showers in the Morning, then a chance of Showers in the afternoon. Highs in the upper 70s. Northeast Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 30 Apr Montgomery

Cloudy. A chance of Showers in the Evening, then Showers likely after midnight. Lows in the lower 60s. Northeast Winds 5 to 10 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grant Lake Temperature Statistics

April Temperature

Conroe, Montgomery County Airport (10.6 miles)

  • Lowest 7 April, 2026

    45.6 °F

  • Average April

    71.8 °F

  • Highest 16 April, 2026

    88.6 °F

Climate (2021–Present)

Conroe, Montgomery County Airport (10.6 miles)

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  • Average Low 2021–2026

    58.8 °F

  • Average 2021–2026

    69.7 °F

  • Average High 2021–2026

    81.4 °F
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