3-Night Cruise on Costa DiademaSouth America from Montevideo - Weather

Join Costa Cruises's Costa Diadema for a 3-night voyage on the South America from Montevideo route, setting out from Montevideo, Uruguay on March 18, 2027. The route makes 3 scheduled stops. Travelers sailing in March can generally expect cooler, off-season conditions. Ports of call: Montevideo, Uruguay, Itajai, Brazil, Santos, Brazil. The forecasts below break the weather down port by port.

1. Day 1 — Thursday, Mar 18, 2027 — Montevideo, Uruguay

   Montevideo, Uruguay is a scheduled port of call on day 1 of the 3-night South America from Montevideo cruise on Costa Diadema. Expected weather: partially cloudy with highs near 72°F.

2. Day 2 — Friday, Mar 19, 2027 — At Sea

   Day 2 of 4 is a day at sea aboard Costa Diadema, cruising between ports on the South America from Montevideo itinerary.

3. Day 3 — Saturday, Mar 20, 2027 — Itajai, Brazil

   Itajai, Brazil is a scheduled port of call on day 3 of the 3-night South America from Montevideo cruise on Costa Diadema. Expected weather: partially cloudy with highs near 81°F.

4. Day 4 — Sunday, Mar 21, 2027 — Santos, Brazil

   Santos, Brazil is a scheduled port of call on day 4 of the 3-night South America from Montevideo cruise on Costa Diadema. Expected weather: partially cloudy with highs near 79°F.