Weather in Round Mountain, TX
Updated 2026-09-26 11:00 local time · ZIP codes 78663
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
83°13% rain86°11% rain88°10% rain89°10% rain
91°5% rain
92°2% rain
93°1% rain91°2% rain89°1% rain
87°1% rain85°2% rain84°1% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 13%).
It feels like 85°F with winds near 9 mph.
87°F, 1% rain chance and 11 mph wind.
Visibility is around 6 mi; gusts may reach 21 mph.
Current temperature is 83°F, wind 9 mph, rain chance up to 13%.
UV index is 4. Sunscreen and sunglasses are sensible for longer outdoor time.
Local weather characteristics in Round Mountain
Texas spans several climate zones, from humid Gulf Coast areas to dry western deserts and the High Plains. Heat, severe thunderstorms, tropical systems and winter cold outbreaks can all affect different parts of the state.
Round Mountain is part of the South weather region. The forecast point is near 30.43°N latitude and 98.34°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
Round Mountain weather today
Overcast and 83°F in Round Mountain, TX. Today's high is 93°F with a 8% rain chance. Winds are around 9 mph with gusts near 9 mph. Relative humidity is 55%, pressure is 30.00 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Round Mountain
Sunrise is at 07:24 AM and sunset is at 07:25 PM. Tomorrow's forecast calls for Overcast with a high near 93°F and a low near 74°F. The maximum rain chance is 13%.