Here are our retreats in September 2025 in Switzerland from the Detox Retreats 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 $851 / 3 Days
Brienz, Switzerland
from $1,201 / 6 Days
Luzern, Switzerland
from $819 / 6 Days
Basel, Switzerland
from $885 / 2 Days
Altdorf, Switzerland
from $2,137 / 6 Days
Klosters-Serneus, Switzerland
from $1,757 / 5 Days
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Schlangenbad HESSEN, Germany
from $305 / 3 Days
Hamburg, Germany
Zell am Main, Germany
from $742 / 4 Days
Warendorf, Germany
from $283 / 3 Days
Villach, Austria
from $413 / 3 Days
Waldbreitbach, Germany
from $1,174 / 6 Days
Wäschenbeuren, Germany
from $1,174 / 3 Days
Nago-torbole, Italy
from $184 / 2 Days
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