Weather in O Brien, TX
Updated 2026-08-11 10:15 local time · ZIP codes 79539
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
87°2% rain95°1% rain98°1% rain100°1% rain99°1% rain
100°2% rain101°1% rain101°1% rain101°0% rain99°0% rain96°0% rain
92°1% 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 2%).
It feels like 91°F with winds near 16 mph.
87°F, 2% rain chance and 16 mph wind.
Visibility is around 6 mi; gusts may reach 22 mph.
Current temperature is 87°F, wind 16 mph, rain chance up to 2%.
UV index is 3. Sunscreen and sunglasses are sensible for longer outdoor time.
O Brien weather today
Sunny and 87°F in O Brien, TX. Today's high is 101°F with a 1% rain chance. Winds are around 16 mph with gusts near 18 mph. Relative humidity is 53%, pressure is 29.98 inHg, and visibility is about 6 miles.
Tonight and tomorrow in O Brien
Sunrise is at 06:59 AM and sunset is at 08:29 PM. Tomorrow's forecast calls for Sunny with a high near 106°F and a low near 81°F. The maximum rain chance is 1%.