Choose accommodation that you will enjoy even when you spend less time in the water. Compare sunny terraces, dining and the particular pool facilities offered for your dates. Keep a light layer for evenings and ask the boat operator about conditions before the outing. Sunshine alone does not describe wind or comfort after swimming.
A winter stay with a flexible rhythm
The best period depends on how you want to spend the day. A holiday of swimming and shaded resort breaks has different priorities from a week of walks, city visits and mountain excursions.
Make the plan concrete
A monthly description cannot predict your boat day. Check forecasts close to departure and ask the operator how changes are handled. Keep a flexible day for the excursion you care about most. Compare hotel facilities too: if pools matter to your holiday, ask the property about the specific pool and season rather than assuming every pool has the same conditions.