If you planning to travel to Katy Mills Mall, Katy, Texas, here is your 6-day travel weather forecast to make sure you have all the essentials needed during your stay. Start your day when the sunrises at 12:45 PM. The temperature feels like 78.6 with a humidity level of 90 so dress accordingly. Cloud coverage is 52 percent with visibility at 8.5 percent. Today’s UV index is 2, don’t forget the sunscreen if you need it! Today’s winds are traveling north-northeast at a speed of 6 MPH. At the end of the day don’t miss the sunset at 11:29 PM.