Traveling to Sioux Falls Arena, Sioux Falls, South Dakota? Here is your 6-day weather forecast in the area. Whether it is a warm weather destinations or cold climate don’t forget to consider weather, while you pack your bags for this trip. Start your day when the sunrises at 1:56 PM and don’t miss the sunset at 10:54 PM. Today’s winds are traveling south-southwest at a speed of 8 MPH. The temperature feels like 23 with a humidity level of 83. Cloud coverage is 65 percent with 13.4 percent visibility. Today’s UV index is 2 make sure to prepare properly. Make sure to plan your travel itinerary to match your travel weather forecast to make the most of your vacation with Reservations.com.