Weather in Katy, TX
Updated 2026-08-11 11:00 local time · ZIP codes 77449, 77450, 77493, 77494
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
88°9% rain94°6% rain94°5% rain96°3% rain98°3% rain95°3% rain95°3% rain93°3% rain91°3% rain86°4% rain
84°6% rain82°8% 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 9%).
It feels like 103°F with winds near 9 mph.
86°F, 4% rain chance and 13 mph wind.
Visibility is around 9 mi; gusts may reach 21 mph.
Current temperature is 88°F, wind 9 mph, rain chance up to 9%.
UV index is 7. Sunscreen, shade and protective clothing are recommended.
Katy weather today
Sunny and 88°F in Katy, TX. Today's high is 98°F with a 8% rain chance. Winds are around 9 mph with gusts near 10 mph. Relative humidity is 75%, pressure is 30.12 inHg, and visibility is about 9 miles.
Tonight and tomorrow in Katy
Sunrise is at 06:48 AM and sunset is at 08:08 PM. Tomorrow's forecast calls for Sunny with a high near 99°F and a low near 76°F. The maximum rain chance is 6%.