Grant Lake Weather Forecast

    • 51
    • 77

    Becoming Sunny

    • 56
    • 82

    Mostly Sunny

    • 59
    • 87

    Sunny

    • 62
    • 90

    Mostly Sunny

    • 62
    • 89

    Mostly Sunny

    • 61
    • 88

    Mostly Sunny

Today 18 Mar Montgomery

Sunny. Not as cool with Highs in the mid 70s. South Winds 5 to 10 Mph.

Tonight 18 Mar Montgomery

Partly cloudy and not as cool. Near steady temperature in the mid 40s. South Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Grant Lake Temperature Statistics

March Temperature

Conroe, Montgomery County Airport (10.6 miles)

  • Lowest 13 March, 2026

    39 °F

  • Average March

    70.2 °F

  • Highest 3 March, 2026

    85.6 °F

Climate (2021–Present)

Conroe, Montgomery County Airport (10.6 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    58.6 °F

  • Average 2021–2026

    69.6 °F

  • Average High 2021–2026

    81.3 °F
Get WillyWeather+ to remove ads