Weather in Round Mountain, TX
Updated 2026-08-11 12:45 local time · ZIP codes 78663
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
94°1% rain101°1% rain
98°2% rain99°2% rain99°2% rain100°0% rain98°0% rain95°1% rain
91°1% rain89°1% rain86°2% rain82°3% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 3%).
It feels like 103°F with winds near 15 mph.
95°F, 1% rain chance and 8 mph wind.
Visibility is around 4 mi; gusts may reach 26 mph.
Current temperature is 94°F, wind 15 mph, rain chance up to 3%.
UV index is 9. Use shade, sunscreen, a hat and sunglasses.
Round Mountain weather today
Sunny and 94°F in Round Mountain, TX. Today's high is 101°F with a 3% rain chance. Winds are around 15 mph with gusts near 18 mph. Relative humidity is 39%, pressure is 30.09 inHg, and visibility is about 4 miles.
Tonight and tomorrow in Round Mountain
Sunrise is at 06:57 AM and sunset is at 08:19 PM. Tomorrow's forecast calls for Sunny with a high near 102°F and a low near 76°F. The maximum rain chance is 2%.