Johnsons Mountain Lake Weather Forecast
- 73
- 95
Decreasing Clouds
- 74
- 96
Mostly Sunny
- 76
- 97
Hot
- 76
- 95
Mostly Cloudy
- 76
- 94
Slight Chance Thunderstorms
- 75
- 94
Slight Chance Thunderstorms
Today 22 Jul Washington
Mostly sunny. Hot with Highs in the mid 90s. South Winds 5 to 10 Mph.
Tonight 22 Jul Washington
Mostly clear. Lows in the mid 70s. South Winds 5 to 10 Mph.
Johnsons Mountain Lake Temperature Statistics
July Temperature
Brenham, Brenham Municipal Airport (12.4 miles)
Lowest 3 July, 2025
72 °FAverage July
81.9 °FHighest 2 July, 2025
95.2 °F
Climate (2020–Present)
Brenham, Brenham Municipal Airport (12.4 miles)
Average Low 2020–2025
60.5 °FAverage 2020–2025
70.2 °FAverage High 2020–2025
81 °F