Johnson Lake Weather Forecast
- 74
- 92
Slight Chance Thunderstorms
- 75
- 89
Partly Sunny
- 74
- 92
Partly Sunny
- 74
- 93
Slight Chance Thunderstorms
- 75
- 94
Slight Chance Thunderstorms
- 75
- 92
Chance Thunderstorms
Today 28 Jun Montgomery
Mostly sunny. Patchy fog in the morning. A slight chance of rain Showers and Thunderstorms in the afternoon. Highs in the lower 90s. South Winds 5 to 10 Mph. Chance of rain 20 percent.
Tonight 28 Jun Montgomery
Mostly clear. Lows in the mid 70s. South Winds 5 to 10 Mph.
Johnson Lake Temperature Statistics
June Temperature
Conroe, Montgomery County Airport (18 miles)
Lowest 1 June, 2025
65.6 °FAverage June
83 °FHighest 6 June, 2025
96.7 °F
Climate (2020–Present)
Conroe, Montgomery County Airport (18 miles)
Average Low 2020–2025
58.3 °FAverage 2020–2025
69.1 °FAverage High 2020–2025
80.7 °F