Here are our retreats in September 2025 in Switzerland from the Sauna 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 $846 / 3 Days
Klosters-Serneus, Switzerland
from $1,748 / 5 Days
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Horn-Bad Meinberg, Germany
from $804 / 8 Days
Bernried, Germany
from $347 / 5 Days
Waldbreitbach, Germany
from $1,170 / 6 Days
Baabe, Germany
from $1,017 / 7 Days
Jüchen, Germany
from $352 / 3 Days
Schlangenbad HESSEN, Germany
from $304 / 3 Days
Kall, Germany
from $405 / 4 Days
Siedelsbrunn, Germany
from $349 / 3 Days
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