15-Night Cruise on Norwegian StarSouth America from Santiago to Buenos Aires: Argentina & Chile - Weather

Join Norwegian Cruise Line (NCL)'s Norwegian Star for a 15-night voyage on the South America from Santiago to Buenos Aires: Argentina & Chile route, setting out from San Antonio, Chile on March 2, 2028. The route makes 9 scheduled stops. Travelers sailing in March can generally expect cooler, off-season conditions. Ports of call include San Antonio, Chile, Puerto Montt, Chile, Ushuaia, Argentina, with 6 more along the way. The forecasts below break the weather down port by port.

1. Day 1 — Thursday, Mar 2, 2028 — San Antonio, Chile

   San Antonio, Chile is a scheduled port of call on day 1 of the 15-night South America from Santiago to Buenos Aires: Argentina & Chile cruise on Norwegian Star. Expected weather: clear with highs near 81°F.

2. Day 2 — Friday, Mar 3, 2028 — At Sea

   Day 2 of 16 is a day at sea aboard Norwegian Star, cruising between ports on the South America from Santiago to Buenos Aires: Argentina & Chile itinerary.

3. Day 3 — Saturday, Mar 4, 2028 — Puerto Montt, Chile

   Puerto Montt, Chile is a scheduled port of call on day 3 of the 15-night South America from Santiago to Buenos Aires: Argentina & Chile cruise on Norwegian Star. Expected weather: partially cloudy with highs near 60°F.

4. Day 4 — Sunday, Mar 5, 2028 — At Sea

   Day 4 of 16 is a day at sea aboard Norwegian Star, cruising between ports on the South America from Santiago to Buenos Aires: Argentina & Chile itinerary.

5. Day 5 — Monday, Mar 6, 2028 — At Sea

   Day 5 of 16 is a day at sea aboard Norwegian Star, cruising between ports on the South America from Santiago to Buenos Aires: Argentina & Chile itinerary.

6. Day 6 — Tuesday, Mar 7, 2028 — Ushuaia, Argentina

   Ushuaia, Argentina is a scheduled port of call on day 6 of the 15-night South America from Santiago to Buenos Aires: Argentina & Chile cruise on Norwegian Star. Expected weather: partially cloudy with highs near 56°F.

7. Day 7 — Wednesday, Mar 8, 2028 — At Sea

   Day 7 of 16 is a day at sea aboard Norwegian Star, cruising between ports on the South America from Santiago to Buenos Aires: Argentina & Chile itinerary.

8. Day 8 — Thursday, Mar 9, 2028 — Paradise Bay, Antarctica

   Paradise Bay, Antarctica is a scheduled port of call on day 8 of the 15-night South America from Santiago to Buenos Aires: Argentina & Chile cruise on Norwegian Star. Expected weather: partially cloudy with highs near 25°F.

9. Day 9 — Friday, Mar 10, 2028 — Elephant Island, Argentina

   Elephant Island, Argentina is a scheduled port of call on day 9 of the 15-night South America from Santiago to Buenos Aires: Argentina & Chile cruise on Norwegian Star. Expected weather: partially cloudy with highs near 80°F.

10. Day 10 — Saturday, Mar 11, 2028 — At Sea

    Day 10 of 16 is a day at sea aboard Norwegian Star, cruising between ports on the South America from Santiago to Buenos Aires: Argentina & Chile itinerary.

11. Day 11 — Sunday, Mar 12, 2028 — Port Stanley, Falkland Islands

    Port Stanley, Falkland Islands is a scheduled port of call on day 11 of the 15-night South America from Santiago to Buenos Aires: Argentina & Chile cruise on Norwegian Star. Expected weather: partially cloudy with highs near 50°F.

12. Day 12 — Monday, Mar 13, 2028 — At Sea

    Day 12 of 16 is a day at sea aboard Norwegian Star, cruising between ports on the South America from Santiago to Buenos Aires: Argentina & Chile itinerary.

13. Day 13 — Tuesday, Mar 14, 2028 — Puerto Madryn, Argentina

    Puerto Madryn, Argentina is a scheduled port of call on day 13 of the 15-night South America from Santiago to Buenos Aires: Argentina & Chile cruise on Norwegian Star. Expected weather: partially cloudy with highs near 73°F.

14. Day 14 — Wednesday, Mar 15, 2028 — At Sea

    Day 14 of 16 is a day at sea aboard Norwegian Star, cruising between ports on the South America from Santiago to Buenos Aires: Argentina & Chile itinerary.

15. Day 15 — Thursday, Mar 16, 2028 — Montevideo, Uruguay

    Montevideo, Uruguay is a scheduled port of call on day 15 of the 15-night South America from Santiago to Buenos Aires: Argentina & Chile cruise on Norwegian Star. Expected weather: partially cloudy with highs near 72°F.

16. Day 16 — Friday, Mar 17, 2028 — Buenos Aires, Argentina

    Buenos Aires, Argentina is a scheduled port of call on day 16 of the 15-night South America from Santiago to Buenos Aires: Argentina & Chile cruise on Norwegian Star.