World Championships 2025

The 2025 Optimist World Championship will take place in the stunning coastal town of Portorož, Slovenia, from 26th June to 6th July. Hosted by Jadralni klub Pirat Portorož and the Slovenian Sailing Federation under the authority of IODA, the event will bring together the world's best young sailors to compete at the highest level.

Sailing conditions in Portorož:
????? Daytime air temperature: 23.5°C (daily average)
???? Water temperature: 22.7°C

????? Wind Speed: 6 – 18 knots
???? Prevailing winds: NW – Sea Breeze (6–7 hours of good wind), SE-SW – Gradient Wind (blowing all day), NE – Katabatic Wind (blowing all day)

For full details, visit the official event microsite: 2025 Optimist Worlds.

Class Sponsors

Gill marine