Here are our retreats in September 2025 in Switzerland from the Personal Development 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 $834 / 3 Days
Basel, Switzerland
from $864 / 2 Days
Klosters-Serneus, Switzerland
from $1,722 / 5 Days
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Warendorf, Germany
from $374 / 4 Days
Kluis, Germany
from $899 / 6 Days
Agios Stefanos, Greece
from $691 / 7 Days
Sylt, Germany
from $749 / 6 Days
Altenfelden, Austria
from $680 / 4 Days
Jüchen, Germany
from $414 / 4 Days
Wiesenburg/Mark, Germany
from $749 / 2 Days
Bernried am Starnberger See, Germany
from $253 / 3 Days
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