Cool Mile, Tal Y Llyn 3 January 2023 / Cool Mile, Tal Y Llyn 1714 1714 people viewed this event. A cool swim in one of Snowdonia’s stunning glacial ribbon lakes, the best way to end the winter season and welcome in the summer. Expect water temp to be 9 to 10 degrees Celsius so recent acclimatisation is required. Register for event To register for this event please visit the following URL: https://www.weswimrun.org/tal-y-llyn.html → Date And Time 24 Apr 2026 to 24 Apr 2026 Location Llyn Mywngil, Tal Y Llyn, Tywyn, Gwynedd, North Wales, UK Event Category Wetsuit Optional Share With Friends Facebook Twitter Linkedin Xing Pinterest