7-Night Cruise on SeaDream IIYachting the Greek Isles - Weather

The SeaDream II sails a 7-night Yachting the Greek Isles itinerary with SeaDream Cruises, departing Piraeus, Greece on July 4, 2027. It's a classic Mediterranean cruise. Travelers sailing in July can generally expect mild, changeable weather that can turn cool and wet. Ports of call include Piraeus, Greece, Hydra, Greece, Kamares, Nisos Sifnos, with 5 more along the way. Use the day-by-day forecast below to plan what to pack for each stop.

1. Day 1 — Sunday, Jul 4, 2027 — Piraeus, Greece

   Piraeus, Greece is a scheduled port of call on day 1 of the 7-night Yachting the Greek Isles cruise on SeaDream II. Expected weather: clear with highs near 93°F.

2. Day 2 — Monday, Jul 5, 2027 — Hydra, Greece

   Hydra, Greece is a scheduled port of call on day 2 of the 7-night Yachting the Greek Isles cruise on SeaDream II. Expected weather: clear with highs near 78°F.

3. Day 3 — Tuesday, Jul 6, 2027 — Kamares, Nisos Sifnos

   Kamares, Nisos Sifnos is a scheduled port of call on day 3 of the 7-night Yachting the Greek Isles cruise on SeaDream II. Expected weather: clear with highs near 72°F.

4. Day 4 — Wednesday, Jul 7, 2027 — Santorini, Greece

   Santorini, Greece is a scheduled port of call on day 4 of the 7-night Yachting the Greek Isles cruise on SeaDream II. Expected weather: clear with highs near 76°F.

5. Day 5 — Thursday, Jul 8, 2027 — Patmos, Greece

   Patmos, Greece is a scheduled port of call on day 5 of the 7-night Yachting the Greek Isles cruise on SeaDream II. Expected weather: clear with highs near 78°F.

6. Day 6 — Friday, Jul 9, 2027 — Kythnos, Greece

   Kythnos, Greece is a scheduled port of call on day 6 of the 7-night Yachting the Greek Isles cruise on SeaDream II. Expected weather: clear with highs near 75°F.

7. Day 7 — Saturday, Jul 10, 2027 — Mykonos, Greece

   Mykonos, Greece is a scheduled port of call on day 7 of the 7-night Yachting the Greek Isles cruise on SeaDream II. Expected weather: clear with highs near 76°F.

8. Day 8 — Sunday, Jul 11, 2027 — Piraeus, Greece

   Piraeus, Greece is a scheduled port of call on day 8 of the 7-night Yachting the Greek Isles cruise on SeaDream II. Expected weather: clear with highs near 93°F.