Here are our retreats in September 2026 in Switzerland from the Therapeutic fasting 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.
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Zell am Ziller, Austria
from $2,038 / 4 Days
Schorfheide-Klandorf, Germany
from $285 / 4 Days
Altenfelden, Austria
from $687 / 4 Days
Bernried am Starnberger See, Germany
from $256 / 3 Days
from $594 / 4 Days
Mondsee, Austria
from $220 / 2 Days
Sant Joan, Spain
from $116 / 2 Days
Borkum, Germany
from $524 / 6 Days
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