Costa Diadema

About this ship

The Costa Diadema is a majestic cruise ship in the Costa fleet, accommodating approximately 4,947 passengers. Known for its elegant design and diverse onboard experiences, it features a stunning panoramic pool area and a unique "Café Illy" for coffee lovers, making it ideal for families and social travelers seeking relaxation and entertainment.

Santos to Santos • 4 nights • Departs Apr. 5, 2026

Current Location Future Locations Local Time at Ports Packing List

Unlock 16-Day + Sea Day Forecast

Units: Imperial Metric

Cruise Weather Brief

Day 1

Sunday Apr. 5, 2026

Santos, Brazil

Port Guide

Weather forecast available on Mar. 21, 2026 for Cruise Outlook Premium users and on Mar. 29, 2026 for free users.

Other ships at location: none

4,947 total passengers

Day 2

Monday Apr. 6, 2026

Ilhabela, São Sebastião Island, Brazil

Weather forecast available on Mar. 22, 2026 for Cruise Outlook Premium users and on Mar. 30, 2026 for free users.

Other ships at location: none

4,947 total passengers

Day 3

Sea Day

Tuesday Apr. 7, 2026

At Sea: Ilhabela, São Sebastião Island, Brazil → Itajaí, Brazil

Weather forecast available on Mar. 23, 2026 for Cruise Outlook Premium users and on Mar. 31, 2026 for free users.

Day 4

Wednesday Apr. 8, 2026

Itajaí, Brazil

Weather forecast available on Mar. 24, 2026 for Cruise Outlook Premium users and on Apr. 1, 2026 for free users.

Other ships at location: none

4,947 total passengers

Day 5

Thursday Apr. 9, 2026

Santos, Brazil

Port Guide

Weather forecast available on Mar. 25, 2026 for Cruise Outlook Premium users and on Apr. 2, 2026 for free users.

Other ships at location: none

4,947 total passengers

Weather data provided by OpenWeather

Back to Reports