Your Cruise, Your Weather
Costa Diadema — 4-Night South America from Itajai Cruise Weather
4-Night Cruise on Costa Diadema
South America from Itajai
Costa Cruises
Itajai, Brazil > +3 more stop(s)
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Silly bot, you don't need weather
Day-by-Day Itinerary
4-Night Sailing · 4 Ports
Day-by-Day Itinerary
4-Night Sailing · 4 Ports
Join Costa Cruises's Costa Diadema for a 4-night voyage on the South America from Itajai route, setting out from Itajai, Brazil on December 12, 2026. The route makes 4 scheduled stops. Travelers sailing in December can generally expect cooler, off-season conditions. Ports of call include Itajai, Brazil, Santos, Brazil, Ilhabela, Brazil, with 1 more along the way. The forecasts below break the weather down port by port.
Day 1 — Saturday, Dec 12, 2026 — Itajai, Brazil
Itajai, Brazil is a scheduled port of call on day 1 of the 4-night South America from Itajai cruise on Costa Diadema.
Day 2 — Sunday, Dec 13, 2026 — Santos, Brazil
Santos, Brazil is a scheduled port of call on day 2 of the 4-night South America from Itajai cruise on Costa Diadema.
Day 3 — Monday, Dec 14, 2026 — Ilhabela, Brazil
Ilhabela, Brazil is a scheduled port of call on day 3 of the 4-night South America from Itajai cruise on Costa Diadema.
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