If you planning to travel to Heartland Museum, Clarion, 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 1:17 PM. The temperature feels like 23.1 with a humidity level of 73 so dress accordingly. Cloud coverage is 45 percent with visibility at 11 percent. Today’s UV index is 2, don’t forget the sunscreen if you need it! Today’s winds are traveling northwest at a speed of 17 MPH. At the end of the day don’t miss the sunset at 10:43 PM.