Weather in Mertens, TX
Updated 2026-08-11 10:15 local time · ZIP codes 76666
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
86°5% rain95°3% rain94°3% rain96°2% rain97°2% rain99°2% rain102°1% rain102°1% rain100°1% rain98°1% rain94°1% rain
91°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 5%).
It feels like 95°F with winds near 14 mph.
86°F, 5% rain chance and 14 mph wind.
Visibility is around 6 mi; gusts may reach 18 mph.
Current temperature is 86°F, wind 14 mph, rain chance up to 5%.
UV index is 4. Sunscreen and sunglasses are sensible for longer outdoor time.
Mertens weather today
Sunny and 86°F in Mertens, TX. Today's high is 102°F with a 3% rain chance. Winds are around 14 mph with gusts near 16 mph. Relative humidity is 67%, pressure is 30.06 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Mertens
Sunrise is at 06:49 AM and sunset is at 08:16 PM. Tomorrow's forecast calls for Sunny with a high near 105°F and a low near 78°F. The maximum rain chance is 2%.