Preliminary climate summary for September: Like most months of 2016 September was warmer than normal. Most observers report a mean monthly temperature that is 2 to 4 degrees F warmer than normal. On a statewide basis September of 2016 will be among the 15 percent warmest in history back to 1895. This follows a trend towards warm Septembers, as last year produced the warmest September in state history, while 2004, 2005, 2009, and 2013 were among the warmest ten Septembers in history as well. Extreme values of temperature for the month were 94 degrees F at Amboy (Blue Earth County) on the 21st and just 29 degrees F at several locations in northern Minnesota on the 14th. The month of September was moderately wetter than normal in the north and very much wetter than normal in southern Minnesota, where some observers reported rainfall that was 4X or 5X times normal. Most observers reported rainfall on at least half of the days of the month. Some of the rains came in heavy thunderst