If you planning to travel to Duncanville, 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 12:42 PM. The temperature feels like 63.1 with a humidity level of 82 so dress accordingly. Cloud coverage is 57 percent with visibility at 12.4 percent. Today’s UV index is 6, don’t forget the sunscreen if you need it! Today’s winds are traveling east-southeast at a speed of 10 MPH. At the end of the day don’t miss the sunset at 11:44 PM.