Lake Winona Weather Forecast
- 73
- 91
Chance Thunderstorms
- 73
- 94
Mostly Sunny
- 74
- 95
Mostly Sunny
- 71
- 93
Chance Thunderstorms
- 72
- 87
Chance Thunderstorms
- 73
- 90
Chance Thunderstorms
Today 23 Aug Grimes
Mostly sunny. A chance of Showers and Thunderstorms in the afternoon. Highs in the lower 90s. Northeast Winds 5 to 10 Mph. Chance of rain 40 percent.
Tonight 23 Aug Grimes
Mostly clear. Lows in the lower 70s. Southeast Winds around 5 Mph in the Evening, becoming light and variable.
Lake Winona Temperature Statistics
August Temperature
Houston, Hooks Memorial Airport (24.9 miles)
Lowest 4 August, 2025
69.7 °FAverage August
84 °FHighest 13 August, 2025
97.6 °F
Climate (2020–Present)
Houston, Hooks Memorial Airport (24.9 miles)
Average Low 2020–2025
61.2 °FAverage 2020–2025
71.1 °FAverage High 2020–2025
81.8 °F