Winter bathing at Den Sorte Badestrand in Sønderborg

Den Sorte Badestrand is located south of Sønderborg town centre, close to Idrætshøjskolen and with direct access to Sønderborg Bay. Take a dip in the cold water and combine your winter swim with a walk along the coast.

The beach has a bathing jetty, and accessibility has been considered in the design of the area. A ramp at the water’s edge provides wheelchair users with access to the water.

There are also toilet facilities and parking nearby.

Practical information

Winter swimming is at your own risk. Always check the weather, wind and ice conditions before entering the water, and never swim alone.

Beach emergency location number by the bathing jetty: A435. If you need to call the emergency services on 112 from the beach, give them this number to help them identify your location.

FOLLOW THE 8 WINTER SWIMMING SAFETY TIPS

Before entering the water:

1. Check the swimming conditions and familiarise yourself with the safety equipment

2. Watch out for ice on steps and the jetty

3. Lower yourself slowly into the water

4. Never swim alone

When you are in the water:

1. Breathe calmly

2. Keep an eye on each other

3. Stay close to the steps or exit point

4. Never swim under the ice

Last updated 2 October 2026.