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
A new IWSA World Cup stage in Latvia
Discover a truly unique event as the new IWSA World Cup stage in Liepaja, Latvia….
Winter swimming season 2025 starts in Argentina
Find the latest news on the first event of the new winter swimming season….
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…
3 stages of the IWSA World Cup open for registration
Maybe it’s magic, maybe it’s pure coincidence, but last three stages are open for registration. Whether you’re a seasoned competitor…
Latvian Championship, Estonian shine
The 17th Latvian Open Winter Swimming Championship took place on November 23rd in Liepaja’s Beberliņi recreation area. Over 130 swimmers…
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 set a new participation record with more than 1400 swimmers competing.
2026
Oulu 2026
The World Championship returns to Oulu, Finland
Upcoming events
World Cup Morocco 2026 (Cancelled)
17 Jan to 19 Jan, 2026
World cup stage
Lake Bin El Ouidane, Morocco
World Cup Gdynia 2026
24 Jan to 25 Jan, 2026
World cup stage
Gdynia, Poland
Race across the Meuse river 2026
1 Feb, 2026
Regular event
Huy, Belgium
Lithuanian Winter Swimming Open
21 Feb, 2026
Regular event
Lake Galve, Trakai, Lithuania
World Cup Skellefteå 2026
28 Feb to 1 Mar, 2026
World cup stage
Skellefteå, Sweden
Winter Swimming World Championship 2026
2 Mar to 8 Mar, 2026
World cup stage
Oulu, Finland
Visit our events page for more details.
Visit our events page for more details.
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