Welcome to the world of winter swimming
Discover the excitement of winter swimming, plan your next big winter swim, create new memories and make new friends worldwide.
Welcome to the world of winter swimming
Discover the excitement of winter swimming, plan your next big winter swim, create new memories and make new friends worldwide.
The latest in winter swimming
Winter swimming season 2026 starts in Argentina
Find the latest news on the first event of the new winter swimming season….
IWSA World Cup season 2025-2026 results published
We have officially published the results of the 2025–2026 World Cup season, following an exciting series of events across the…
The official IWSA online shop is live
We’re excited to announce that the official IWSA Shop is now live….
A new IWSA World Cup stage in Latvia
Discover a truly unique event as the new IWSA World Cup stage in Liepaja, Latvia….
We’ve partnered with dryrobe®
We’re excited to announce a partnership with dryrobe®, a brand known for its high-performance outdoor change robes designed to keep…
Read all of our articles in our blog.
Read all of our articles in our blog.
About
Wеlcomе to thе Intеrnational Wintеr Swimming Association (IWSA), your dеstination for all things rеlatеd to thе еxciting world of wintеr swimming. Foundеd in 2006, wе’vе bееn at thе forеfront of promoting and organizing this thrilling sport.
Our flagship еvеnts includе thе Wintеr Swimming World Championship, a biannual intеrnational compеtition that unitеs wintеr swimmеrs from across thе globе. Additionally, our annual World Cup sеriеs spans thе wintеr swimming sеason, fеaturing еvеnts in divеrsе locations worldwidе.
Wе arе passionatе about fostеring thе growth of wintеr swimming and crеating a vibrant global community of еnthusiasts. Join us on this invigorating journеy into thе wintery watеrs, whеrе couragе, camaradеriе, and a lovе for wintеr swimming unitе.
2006
We were established
The year we were officially created.
2008
First championship outside Finland
For the first time ever, the World Championship was held in the UK.
2015
World Cup launch
We introduced the IWSA World Cup – a series of international competetive events.
2024
WSWC 2024 sets a record
Tallinn, Estonia beat the 2018 participation record, with more than 1400 swimmers competing.
2026
Oulu 2026
The World Championship returned to Oulu, Finland, setting a new participation record, with over 1500 swimmers.
Upcoming events
World Cup Latvia 2026
20 Nov to 21 Nov, 2026
World cup stage
Liepaja, Latvia
World Cup France 2027
8 Jan to 10 Jan, 2027
World cup stage
Combloux, France
UK Cold Water Championship 2027
30 Jan, 2027
Regular event
London, United Kingdom
European Championship and World Cup Poland 2027
3 Feb to 7 Feb, 2027
World cup stage
Gdynia, Poland
World Cup Sweden 2027
19 Feb to 21 Feb, 2027
World cup stage
Skelleftea, Sweden
World Cup Lithuania 2027
26 Feb to 28 Feb, 2027
World cup stage
Trakai, Lithuania
World Cup Morocco 2027
12 Mar to 14 Mar, 2027
World cup stage
Ouirgane, Marrakech, Morocco
Visit our events page for more details.
Visit our events page for more details.
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