Organisers of this years Big Chill swim, which took place in Windermere on Saturday, say it was a massive success.
Five hundred and eighty people aged between sixteen and seventy took part, that's more than double last year's turn out.
Swimmers from across the world made their way to the Low Wood Bay Marina and braved the minus five water temperature to take part.
Organisers Chillswim are hailing it as a massive success, with spectators standing in the rain for 7 hours to cheer on the competitors.
More than 500 people braved the freezing temperatures on Saturday to take a dip in Windermere.
The aptly named Big Chill Swim was held for only the second time, but organisers hope to make it a key feature in the open swimming calendar.
Matthew Taylor reports.
The Big Chill Swim at Low Wood Bay Marina on Windermere is now in its second year.
It's grown from around 200 participants last year to 570 who took to the water today.
Wet suits are not allowed so the swimmers have to brave temperatures of 6 degrees Celsius with just swim suits and trunks.
The event has been organised by Chillswim, which is run by Colin Hill and Steph Cox, from High Wray near Hawkshead, who are also both accomplished winter swimmers.
The Big Chill Swim attractsexperienced winter swimmers from as far afield as, Latvia, South Africa, Italy, Germany and Russia, France and Finland. However, many of the participants are amateurs, swimming for fun or to raise money for charity.
It is not for the faint hearted, wetsuits are not permitted and the water will be below five degrees, but hundreds of swimmers have signed up to race over 30, 50 and 450 metres as well as an epic 1000 extreme event for the very experienced cold water veterans.
Top level competitors include Estonian winter swimming endurance world champion Henri Kaarma and the head of the International Winter Swimming Association Mariia Yrjö-Koskinen.
More than 200 people braved the freezing temperatures today to take a dip in Windermere.
The aptly named Big Chill Swim was held for the first time, but organisers hope to make it an annual event.
This is John Bevir's report.
The inaugural Big Chill Swim has taken place in Windermere. More than 200 people took part in total.
A variety of races took place, from endurance swimming to shorter charity events. The water temperature was just 4.6 degrees and competitors weren't allowed to wear wetsuits!