Here are our retreats in December 2026 in Switzerland from the Alkaline fasting section. To know if December is the right month for you to travel in Switzerland, here are a few key weather facts. Temperatures can drop to -12 degrees in December. Highs, on the other hand, can reach 8 degrees.
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Altenfelden, Austria
from $701 / 4 Days
Sant Joan, Spain
from $945 / 6 Days
St. Margrethen, Switzerland
from $877 / 3 Days
Düsseldorf/Hubbelrath, Germany
from $2,259 / 5 Days
Kluis, Germany
from $1,248 / 6 Days
San Sebastian, La Gomera, Kanarische Inseln, Spain
from $769 / 8 Days
Hamburg, Germany
from $308 / 3 Days
St. Oswald Riedlhütte, Germany
from $1,462 / 8 Days
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