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

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

Forget about swimming in Oslo, Bergen, Lofoten, Stavanger, Trondheim, Ålesund, Bodø, Flekkefjord, Kristiansand, Narvik, Rorvik, Sandefjord, Steinkjer, Hamn (Senja Island), Hidra island (Hidrasund), Skudeneshavn, Vagsoy Island, Vega islands, Akrehamn, Andenes, Arendal, Aure, Brattvag, Brekstad, Bronnoysund, Bryne, Drammen, Drobak, Egersund, Farsund, Finnsnes, Floro, Forde, Fredrikstad, Grimstad, Hardbakke, Harstad, Haugesund, Horten, Jorpeland, Kragero, Kristiansund, Larvik, Leirvik, Levanger, Lillesand, Maloy, Mandal, Molde, Moss, Namsos, Nordfjordeid, Odda, Olen, Ornes, Porsgrunn, Risør, Rost, Sandnes, Sandnessjøen, Sistranda, Sortland, Steinsdalen, Stokmarknes, Storebo, Straume, Sunndalsora, Svolvær, Søgne, Tønsberg, Ulsteinvik and Vigrestad in may! The water temperature is freezing, reaching as low as 46°F (and only 58°F at the best of times). Our advice: plan on sightseeing, and don't bring your beach towel!