If you planning to travel to National Sprint Car Hall of Fame, Knoxville, Iowa, 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 46.400000000000006 with a humidity level of 75 so dress accordingly. Cloud coverage is 60 percent with visibility at 12.6 percent. Today’s UV index is 1, don’t forget the sunscreen if you need it! Today’s winds are traveling southeast at a speed of 10 MPH. At the end of the day don’t miss the sunset at 10:04 PM.