7-Night Cruise on Oceania SirenaBalearic & Riviera Resorts Rome to Monte Carlo - Weather

Departing Civitavecchia, Italy on October 12, 2026, the Oceania Cruises ship Oceania Sirena runs this 7-night Balearic & Riviera Resorts Rome to Monte Carlo sailing. It's a classic Mediterranean cruise. Travelers sailing in October can generally expect mild, changeable weather that can turn cool and wet. Ports of call include Civitavecchia, Italy, Livorno, Italy, Porto Torres, Sardinia, with 5 more along the way. Scroll the daily outlook below to pack smart for every port of call.

1. Day 1 — Monday, Oct 12, 2026 — Civitavecchia, Italy

   Civitavecchia, Italy is a scheduled port of call on day 1 of the 7-night Balearic & Riviera Resorts Rome to Monte Carlo cruise on Oceania Sirena. Expected weather: partially cloudy with highs near 69°F.

2. Day 2 — Tuesday, Oct 13, 2026 — Livorno, Italy

   Livorno, Italy is a scheduled port of call on day 2 of the 7-night Balearic & Riviera Resorts Rome to Monte Carlo cruise on Oceania Sirena. Expected weather: partially cloudy with highs near 68°F.

3. Day 3 — Wednesday, Oct 14, 2026 — Porto Torres, Sardinia

   Porto Torres, Sardinia is a scheduled port of call on day 3 of the 7-night Balearic & Riviera Resorts Rome to Monte Carlo cruise on Oceania Sirena. Expected weather: partially cloudy with highs near 74°F.

4. Day 4 — Thursday, Oct 15, 2026 — Port Mahon, Minorca

   Port Mahon, Minorca is a scheduled port of call on day 4 of the 7-night Balearic & Riviera Resorts Rome to Monte Carlo cruise on Oceania Sirena. Expected weather: partially cloudy with highs near 71°F.

5. Day 5 — Friday, Oct 16, 2026 — Barcelona, Spain

   Barcelona, Spain is a scheduled port of call on day 5 of the 7-night Balearic & Riviera Resorts Rome to Monte Carlo cruise on Oceania Sirena. Expected weather: partially cloudy with highs near 70°F.

6. Day 6 — Saturday, Oct 17, 2026 — Sete, France

   Sete, France is a scheduled port of call on day 6 of the 7-night Balearic & Riviera Resorts Rome to Monte Carlo cruise on Oceania Sirena. Expected weather: partially cloudy with highs near 66°F.

7. Day 7 — Sunday, Oct 18, 2026 — Toulon, France

   Toulon, France is a scheduled port of call on day 7 of the 7-night Balearic & Riviera Resorts Rome to Monte Carlo cruise on Oceania Sirena. Expected weather: partially cloudy with highs near 72°F.

8. Day 8 — Monday, Oct 19, 2026 — Monaco

   Monaco is a scheduled port of call on day 8 of the 7-night Balearic & Riviera Resorts Rome to Monte Carlo cruise on Oceania Sirena. Expected weather: partially cloudy with highs near 69°F.