Swimming in Denmark in may 2025 Sea temperature by city in may

In may in Denmark swimming conditions are generally the same everywhere.

Forget about swimming in Copenhagen, Faroe Islands, Odense, Aarhus, Esbjerg, Hirtshals, Marstal, Ringkøbing, Stege, Thisted, Tórshavn, Fredericia, Frederikshavn, Greve, Læsø, Roskilde, Skagen, Snedsted (Thy National Park), Viborg, Aabenraa, Assens, Bogense, Charlottenlund, Dragør, Ebeltoft, Espergaerde, Faaborg, Frederiksværk, Gilleleje, Gråsten, Haderslev, Hadsund, Hals, Hanstholm, Harboore, Hellebaek, Holbaek, Hornbaek, Horsens, Humlebaek, Hundested, Hvide Sande, Hørsholm, Juelsminde, Kalundborg, Kerteminde, Kolding, Korsør, Køge, Lemvig, Liseleje, Lokken, Løgstør, Middelfart, Nakskov, Nexo, Niva, Nordborg, Norresundby, Nyborg, Nykobing Falster, Nykobing Mors, Nykobing Sjaelland, Præstø, Ribe, Rodvig, Rudkøbing, Rødby, Rønne, Saeby, Sakskøbing, Sherrebek, Skaelskor, Skive, Strandby, Svendborg, Sønderborg, Thyboron, Tønder, Varde, Vejle, Vordingborg and Ærøskøbing in may! The water temperature is freezing, reaching as low as 45°F (and only 56°F at the best of times). Our advice: plan on sightseeing, and don't bring your beach towel!