International Winter Swimming Association
World Cup
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Discover the IWSA World Cup, and join us on multiple winter swimming adventures worldwide, with a chance to be come the next World Cup holder.
About
World Cup (also known as the IWSA World Cup) is an annual series of winter swimming events held across various locations worldwide.
Swimmers have a unique chance to compete in their respectful age group and become the World Cup holder.
Taking place during the winter season, it brings together swimmers of all skill levels to compete, connect, and celebrate the unique thrill of winter swimming.
From frozen lakes to iconic rivers, each stage offers a blend of challenge, camaraderie, and the chance to experience the beauty of winter swimming on a global scale.
Whether you’re a seasoned athlete or a newcomer, the IWSA World Cup promises unforgettable experiences and memories. Join us and be part of this extraordinary journey.

Sounds exciting?
Read our rule guide for the World Cup and join us on the next World Cup stage.
Sounds exciting?
Read our rule guide for the World Cup and join us on the next World Cup stage.
IWSA World Cup
Season 2025–2026
Explore this season’s events for the winter swimming World Cup.
World Cup Argentina
4 Aug to 10 Aug
2025
World Cup Latvia
21 Nov to 22 Nov
2025
World Cup Gdynia
24 Jan to 25 Jan
2026
World Cup Skellefteå
28 Feb to 1 Mar
2026
Winter Swimming World Championship 2026
2 Mar to 8 Mar
2026
Looking for more winter swimming fun?
Visit our events page and pick your next cold water swimming adventure.
