If you planning to travel to Houston Grand Prix, Houston, 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 12:15 PM. The temperature feels like 69.25 with a humidity level of 88 so dress accordingly. Cloud coverage is 88 percent with visibility at 8 percent. Today’s UV index is 3, don’t forget the sunscreen if you need it! Today’s winds are traveling south-southeast at a speed of 12 MPH. At the end of the day don’t miss the sunset at 12:38 AM.