Grant Lake Weather Forecast
- 74
- 100
Hot
- 75
- 100
Hot
- 75
- 99
Hot
- 75
- 100
Hot
- 75
- 100
Hot
- 75
- 101
Hot
Today 16 Aug Montgomery
Patchy fog in the morning. Sunny, hot with Highs in the upper 90s. South Winds around 5 Mph. Heat index Values up to 105.
Tonight 16 Aug Montgomery
Mostly clear. Patchy fog. Lows in the mid 70s. Southwest Winds around 5 Mph.
Grant Lake Temperature Statistics
August Temperature
Conroe, Montgomery County Airport (10.6 miles)
Lowest 3 August, 2026
69.7 °FAverage August
85.3 °FHighest 4 August, 2026
99.6 °F
Climate (2021–2026)
Conroe, Montgomery County Airport (10.6 miles)
Average Low 2021–2026
58.8 °FAverage 2021–2026
69.9 °FAverage High 2021–2026
81.6 °F