Appears to be a thorough explanation.

Regarding the outbreak of autumn: There we go, 75F just three days ago, but far away. Today the "Iron ore mountains" (Erzgebirge) in Saxony had the first snow, and the North Sea coast is facing a storm tide.
http://www.wetteronline.de/wetter-videos/2014-10-22-jv?cat=29&sort=date