canIswim

What wetsuit do you need in Norway?

The one suit that covers most of the swimming season, for 15 coastal cities in Norway.

City Coldest Warmest One suit for the season
Bergen 6.1°C Feb 15.7°C Aug 5/4 mm full suit
Stavanger 5.1°C Feb 16.1°C Aug 5/4 mm full suit
Kristiansand 4.7°C Mar 17.5°C Aug 5/4 mm, and not alone
Sandefjord 2.9°C Feb 18.5°C Aug shorty, or skins if you are used to it
Tønsberg 2.9°C Feb 18.5°C Aug shorty, or skins if you are used to it
Ålesund 6.2°C Mar 15.0°C Aug 5/4 mm full suit
Moss 2.6°C Feb 18.8°C Aug shorty, or skins if you are used to it
Haugesund 5.7°C Feb 16.2°C Aug 5/4 mm full suit
Bodø 4.7°C Mar 14.1°C Aug 5/4 mm, and not alone
Arendal 4.4°C Feb 17.8°C Aug 5/4 mm, and not alone
Grimstad 4.4°C Feb 17.8°C Aug 5/4 mm, and not alone
Molde 6.0°C Mar 15.0°C Aug 5/4 mm full suit
Hammerfest 4.0°C Mar 11.1°C Aug 5/4 mm, and not alone
Sortland 4.8°C Mar 13.0°C Aug 5/4 mm, and not alone
Kragerø 3.6°C Feb 18.1°C Aug 5/4 mm, and not alone

Thicknesses above are for swimming. Surfing the same water wants a step more — most of a session is spent sitting still in the wind rather than moving and immersed. Each city page gives both, along with when you need boots, gloves and a hood.

Boots below 14°C, gloves below 12°C, a hood below 10°C. Where the numbers come from