Figure 8: 24-hour Observed Rainfall ending 7 AM CDT June 26, 2016 Published July 30, 2016 at 1565 × 982 in Iowa Monthly Climate Summary – June 2016 Heavy rain fell over southwest to east-central Iowa during the overnight hours from the 25th to the 26th. 24-hour precipitation ending at 7 AM CDT June 26, 2016.