Saturday, June 6th, 2009, was a chilly one. In fact, some high temperatures recorded on Saturday were the coldest ever recorded for June 6th. Records fell at Sioux Falls, Huron, and Mitchell in southeast South Dakota. Below is a table showing the high temperature at these locations on June 6, 2009, and the previous record low maximum temperatures which were broken.
| Location | High temperature in 2009 | Previous record cold high | Year of previous record |
| Sioux Falls, SD | 54 | 55 | 1917 |
| Huron, SD | 51 | 54 | 1917 |
| Mitchell, SD | 55 | 56 | 1917 and 1945 |