Here are our retreats in September 2025 in Switzerland from the Wellness section. To know if September is the right month for you to travel in Switzerland, here are a few key weather facts. Temperatures can drop to 1 degrees in September. Highs, on the other hand, can reach 22 degrees.
St. Margrethen, Switzerland
from $815 / 3 Days
Heiden, Switzerland
from $2,604 / 10 Days
Klosters-Serneus, Switzerland
from $1,683 / 5 Days
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Möllenbeck, Germany
from $375 / 4 Days
Kluis, Germany
from $887 / 6 Days
Berchtesgaden, Germany
from $943 / 4 Days
Altenfelden, Austria
from $864 / 5 Days
Jüchen, Germany
from $266 / 3 Days
Wiesenburg/Mark, Germany
from $1,012 / 3 Days
Amiras, Greece
from $898 / 6 Days
Siegburg, Germany
from $511 / 3 Days
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