Schleswig-Holstein — Water Temperature Today and Throughout the Year
Discover water temperatures in Schleswig-Holstein (Germany), 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
- Kappeln6°C
- Flensburg6°C
- Eckernförde7°C
- Brunsbuettel9°C
- Lübeck6°C
- Sylt8°C
- Kiel7°C
- Schilksee8°C
- Heiligenhafen6°C
- Travemünde7°C
- Grömitz7°C
- Nordermeldorf9°C
- Moenkeberg7°C
- Scharbeutz7°C
- Laboe8°C
- Sankt Peter-Ording9°C
- Helgoland7°C
- Gluecksburg6°C
- Neustadt in Holstein7°C
- Großenbrode6°C
- Timmendorfer Strand7°C
- Hohenfelde6°C
- Schwedeneck7°C
- Maasholm6°C
- Waabs7°C
- Buesum9°C
- List auf Sylt8°C
- Holtenau8°C
- Dahme7°C
- Dagebüll8°C
- Damp6°C
- Strande8°C
Coastal Seas and Oceans
Water Temperature in Lakes and Rivers
Popular Lakes
Popular Rivers
Popular Places
Water Temperature and Swimming Overview
Regions and Map
Water Temperature Trends
Schleswig-Holstein, located between the North Sea and the Baltic Sea, is Germany’s northernmost state and offers a wide range of water temperatures across its coastal areas, rivers, and lakes. Along the Baltic Sea coast, water temperatures range from 17–20°C (63–68°F) during the summer months, making it popular for swimming and beach activities. In the North Sea, temperatures are slightly cooler, with summer averages around 15–18°C (59–64°F), influenced by stronger currents and tidal fluctuations. In winter, both seas cool significantly, with water temperatures dropping to 2–5°C (36–41°F), limiting activities to hardy surfers or sailors.
The state’s rivers, including the Eider and Trave, show similar seasonal patterns. In summer, river temperatures can range from 15–21°C (59–70°F), depending on their size and flow. These conditions make them ideal for kayaking, fishing, and leisurely boating. During winter, river temperatures typically range from 1–5°C (34–41°F), with smaller or slower-moving rivers occasionally seeing thin layers of ice.
Schleswig-Holstein is also home to a number of lakes, such as Großer Plöner See and Selenter See, which are popular recreational spots. In summer, lake temperatures often reach 20–24°C (68–75°F), providing excellent conditions for swimming and water sports. In winter, lake temperatures drop close to freezing, and some may partially freeze, offering opportunities for ice skating. The region’s combination of coastal and inland waters ensures a variety of water activities for visitors and residents throughout the year.