Oceania Cruises · 39 nights
Oceania Sirena weather: 39-night cruise from Istanbul, November 12, 2026
The Oceania Sirena (Oceania Cruises) leaves Istanbul on November 12, 2026 for a 39-night cruise, with stops in Bozcaada, Mykonos, Piraeus (Athens), Gythion, Katakolon (Olympia), Igoumenitsa and 32 more. It ends in Lisbon on December 21, 2026. Typical afternoon highs along the route run from 52°F to 72°F (11°C to 22°C), and 1 day is at sea, where seas are typically moderate (around 5 ft).
Open the interactive forecast for this sailing
This page shows typical conditions for these dates. The interactive forecast adds a live day-by-day forecast, wave heights and weather alerts as the sailing gets closer.
Day-by-day itinerary and typical weather
| Day | Port | High / low | Rain days | Wind | Typical seas |
|---|---|---|---|---|---|
| Day 1Thu, Nov 12 | Istanbul Embark | 64 / 53°F18 / 12°C | 18% | 14 mph22 km/h | – |
| Day 2Fri, Nov 13 | Bozcaada | 68 / 55°F20 / 13°C | 17% | 14 mph22 km/h | – |
| Day 3Sat, Nov 14 | Mykonos | 68 / 62°F20 / 17°C | 17% | 19 mph30 km/h | – |
| Day 4Sun, Nov 15 | Piraeus (Athens) | 71 / 55°F21 / 13°C | 12% | 10 mph16 km/h | – |
| Day 5Mon, Nov 16 | Gythion | 66 / 52°F19 / 11°C | 33% | 10 mph16 km/h | – |
| Day 6Tue, Nov 17 | Katakolon (Olympia) | 65 / 53°F18 / 12°C | 50% | 15 mph24 km/h | – |
| Day 7Wed, Nov 18 | Igoumenitsa | 62 / 48°F17 / 9°C | 60% | 11 mph18 km/h | – |
| Day 8Thu, Nov 19 | Kotor | 59 / 50°F15 / 10°C | 57% | 11 mph17 km/h | – |
| Day 9Fri, Nov 20 | Dubrovnik | 59 / 46°F15 / 8°C | 53% | 15 mph24 km/h | – |
| Day 10Sat, Nov 21 | Zadar | 57 / 45°F14 / 7°C | 50% | 13 mph21 km/h | – |
| Day 11Sun, Nov 22 | Venice | 52 / 40°F11 / 4°C | 28% | 9 mph15 km/h | – |
| Day 12Mon, Nov 23 | Koper | 54 / 43°F12 / 6°C | 42% | 12 mph19 km/h | – |
| Day 13Tue, Nov 24 | Rijeka | 54 / 44°F12 / 7°C | 42% | 11 mph17 km/h | – |
| Day 14Wed, Nov 25 | Split | 59 / 47°F15 / 8°C | 47% | 13 mph21 km/h | – |
| Day 15Thu, Nov 26 | Bari | 63 / 51°F17 / 10°C | 42% | 13 mph21 km/h | – |
| Day 16Fri, Nov 27 | Corfu | 63 / 55°F17 / 13°C | 62% | 16 mph26 km/h | – |
| Day 17Sat, Nov 28 | Crotone | 65 / 49°F18 / 10°C | 30% | 14 mph22 km/h | – |
| Day 18Sun, Nov 29 | Valletta | 68 / 61°F20 / 16°C | 35% | 19 mph30 km/h | – |
| Day 19Mon, Nov 30 | Messina | 65 / 54°F18 / 12°C | 57% | 12 mph19 km/h | – |
| Day 20Tue, Dec 1 | Naples | 58 / 47°F15 / 8°C | 55% | 12 mph19 km/h | – |
| Day 21Wed, Dec 2 | Civitavecchia (Rome) | 57 / 47°F14 / 8°C | 47% | 15 mph24 km/h | – |
| Day 22Thu, Dec 3 | Bastia | 58 / 47°F14 / 8°C | 43% | 8 mph13 km/h | – |
| Day 23Fri, Dec 4 | Livorno (Florence/Pisa) | 54 / 42°F12 / 6°C | 60% | 14 mph22 km/h | – |
| Day 24Sat, Dec 5 | La Spezia | 53 / 41°F12 / 5°C | 48% | 11 mph17 km/h | – |
| Day 25Sun, Dec 6 | Toulon | 56 / 44°F13 / 7°C | 35% | 16 mph25 km/h | – |
| Day 26Mon, Dec 7 | Palamos | 57 / 46°F14 / 8°C | 38% | 13 mph21 km/h | – |
| Day 27Tue, Dec 8 | Palma de Mallorca | 62 / 51°F17 / 10°C | 32% | 12 mph19 km/h | – |
| Day 28Wed, Dec 9 | Barcelona | 59 / 44°F15 / 6°C | 25% | 10 mph16 km/h | – |
| Day 29Thu, Dec 10 | Alicante | 66 / 52°F19 / 11°C | 12% | 14 mph23 km/h | – |
| Day 30Fri, Dec 11 | Almeria | 66 / 51°F19 / 10°C | 17% | 10 mph16 km/h | – |
| Day 31Sat, Dec 12 | Gibraltar | 63 / 51°F17 / 11°C | 42% | 13 mph21 km/h | – |
| Day 32Sun, Dec 13 | Casablanca | 67 / 53°F20 / 12°C | 27% | 11 mph18 km/h | – |
| Day 33Mon, Dec 14 | Agadir | 72 / 55°F22 / 13°C | 10% | 12 mph20 km/h | – |
| Day 34Tue, Dec 15 | Arrecife | 70 / 63°F21 / 17°C | 10% | 16 mph25 km/h | – |
| Day 35Wed, Dec 16 | Gran Canaria | 56 / 39°F14 / 4°C | 17% | 7 mph11 km/h | – |
| Day 36Thu, Dec 17 | Tenerife (Santa Cruz) | 72 / 59°F22 / 15°C | 19% | 9 mph15 km/h | – |
| Day 37Fri, Dec 18 | Santa Cruz de La Palma | 72 / 59°F22 / 15°C | 31% | 8 mph13 km/h | – |
| Day 38Sat, Dec 19 | Funchal | 67 / 58°F20 / 15°C | 42% | 11 mph17 km/h | – |
| Day 39Sun, Dec 20 | At sea | 64 / 55°F18 / 13°C | 34% | 8 mph13 km/h | 5 ft (1.6 m)Moderate; rougher days up to 9 ft |
| Day 40Mon, Dec 21 | Lisbon Disembark | 61 / 51°F16 / 11°C | 25% | 11 mph18 km/h | – |
Seas are significant wave height, the average of the highest third of waves, on the Douglas sea state scale. What that means on board.
Ports on this cruise
- BozcaadaWeather by month
- MykonosWeather by month
- Piraeus (Athens)Weather by month
- GythionWeather by month
- Katakolon (Olympia)Weather by month
- IgoumenitsaWeather by month
- KotorWeather by month
- DubrovnikWeather by month
- ZadarWeather by month
- VeniceWeather by month
- KoperWeather by month
- RijekaWeather by month
- SplitWeather by month
- BariWeather by month
- CorfuWeather by month
- CrotoneWeather by month
- VallettaWeather by month
- MessinaWeather by month
- NaplesWeather by month
- Civitavecchia (Rome)Weather by month
- BastiaWeather by month
- Livorno (Florence/Pisa)Weather by month
- La SpeziaWeather by month
- ToulonWeather by month
- PalamosWeather by month
- Palma de MallorcaWeather by month
- BarcelonaWeather by month
- AlicanteWeather by month
- AlmeriaWeather by month
- GibraltarWeather by month
- CasablancaWeather by month
- AgadirWeather by month
- ArrecifeWeather by month
- Gran CanariaWeather by month
- Tenerife (Santa Cruz)Weather by month
- Santa Cruz de La PalmaWeather by month
- FunchalWeather by month
- LisbonWeather by month
- IstanbulWeather by month
More Oceania Sirena sailings
This is the last scheduled sailing we have for this ship.