Zakynthos — Water Temperature Today and Throughout the Year
Discover water temperatures in Zakynthos (Greece), with real-time data and annual trends. Find all locations in the region and check the water temperature in them. We find every place where you can swim and show you the water temperature there today and throughout the year.
Sea Water Temperature Along the Coast
Chart of Average Temperature Changes Over the Last 60 Days
Places with the Warmest Sea Water Today
The Most Popular Seaside Places
Coastal Seas and Oceans
Water Temperature and Swimming Overview
Regions and Map
Water Temperature Trends
Zakynthos, located in the Ionian Sea, is known for its crystal-clear waters and warm Mediterranean climate. During the summer months, the water temperature around the island typically ranges from 24 to 27°C (75 to 81°F), creating perfect conditions for swimming, snorkeling, and enjoying the beautiful beaches. The island’s famous Navagio Beach (Shipwreck Beach) and other coastal areas attract many visitors who seek the warm, inviting sea during the peak summer months.
In spring and autumn, the water temperature in Zakynthos drops slightly, ranging from 19 to 23°C (66 to 73°F). While still comfortable for swimming, these months offer a quieter atmosphere, with fewer tourists. The moderate sea temperatures make these seasons ideal for outdoor activities like hiking, sightseeing, and enjoying the island’s rich natural beauty.
During the winter months (November to March), the water temperature in Zakynthos drops to around 14 to 17°C (57 to 63°F), making it less ideal for swimming. However, the cooler sea temperatures are perfect for those looking to enjoy the island's peaceful atmosphere during the off-season. The winter months are also a great time for exploring Zakynthos without the typical summer crowds.