Beginning of autumn 2018

September 23rd, 2018 at 3:54 CEST astronomically begins the fall. At Sonnblick Oberservatory autumn begins with snow. For the meteorologist autumn begins on 01.09. every year.

 
https://www.foto-webcam.eu/webcam/sonnblick/2018/09/23/1110
https://www.sonnblick.net/de/daten/aktuelle-messdaten/meteorologie/
red line=Sonnblick south, green line=Sonnblick north, blue line=snow depth in cm
https://www.foto-webcam.eu/webcam/sonnblick/