Round Lake Weather Forecast
- 81
- 100
Chance Thunderstorms
- 81
- 94
Chance Thunderstorms
- 81
- 93
Slight Chance Thunderstorms
- 79
- 93
Mostly Sunny
- 79
- 93
Mostly Sunny
- 80
- 94
Mostly Sunny
Today 22 Jul Chambers
Sunny. A slight chance of Showers and Thunderstorms this afternoon. Hot with Highs in the upper 90s. Northwest Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 117 this afternoon.
Tonight 22 Jul Chambers
Partly cloudy. A chance of Showers and Thunderstorms in the evening. Humid with Lows in the lower 80s. Northwest Winds 5 to 10 Mph. Chance of rain 40 percent. Heat index Values up to 116 early in the evening.
Round Lake Temperature Statistics
July Temperature
Houston / Ellington (28 miles)
Lowest 14 July, 2026
73.4 °FAverage July
84 °FHighest 6 July, 2026
95 °F
Climate (2021–2026)
Houston / Ellington (28 miles)
Average Low 2021–2026
64.3 °FAverage 2021–2026
71.9 °FAverage High 2021–2026
80.4 °F