Here are our retreats in September 2025 in Indonesia from the Bouldering section. To know if September is the right month for you to travel in Indonesia, here are a few key weather facts. Temperatures can drop to 22 degrees in September. Highs, on the other hand, can reach 31 degrees.
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San Sebastian, La Gomera, Kanarische Inseln, Spain
from $692 / 8 Days
Siedelsbrunn, Germany
from $518 / 4 Days
Sankt Pölten, Austria
from $232 / 4 Days
Mondsee, Austria
from $219 / 2 Days
Marrakesch, Morocco
from $864 / 5 Days
Portals Nous, Spain
from $2,263 / 5 Days
Sankt Martin, Austria
from $385 / 3 Days
Horn-Bad Meinberg, Germany
from $106 / 3 Days
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