Here are our retreats in September 2026 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 $837 / 3 Days
Basel, Switzerland
from $866 / 2 Days
Luzern, Switzerland
from $806 / 6 Days
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Franking, Austria
from $681 / 5 Days
Milower Land, Germany
from $623 / 4 Days
Sant Joan, Spain
from $918 / 6 Days
Altheim, Germany
from $340 / 5 Days
Tarifa, Spain
from $1,490 / 8 Days
Biedenkopf, Germany
from $323 / 3 Days
Mondsee, Austria
from $687 / 5 Days
Wald-Michelbach, Germany
from $519 / 5 Days
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