Outdoor Swimming Events Swimmers: Find your next swimming challenge using the search options below. Organisers: Showcase your event to thousands of Outdoor Swimmer readers. Search for events Location Find Events Additional Filters From To Category Wetsuit Compulsory Wetsuit Optional Wetsuit Prohibited Wetsuit Temperature Dependent Event Type Dock Swim Estuary Swim Lake Swim Other Outdoor Pool Swim Pool Swim River Swim Sea Swim Your browser does not support JavaScript, or it is disabled. JavaScript must be enabled in order to view listings. Events 13 Apr 13 Apr - 17 Aug The Secret SwimWalks 13 Apr 2025 - 17 Aug 2025 Nr Betws-Y-Coed, North Wales Lake Swim 31 May 31 May - 21 Sep The Menai Strait Swims 31 May 2025 - 21 Sep 2025 Llanfair PG, North Wales Sea Swim 01 Jun 01 Jun - 30 Sep In Search of Memphre 01 Jun 2025 - 30 Sep 2025 Newport, VT, USA Lake Swim 19 Jun 19 Jun - 05 Sep Belgian Coast Swim 19 Jun 2025 - 05 Sep 2025 Nieuwpoort, Belgium Sea Swim 20 Jun 20 Jun - 22 Jun Oceanman Vouliagmeni 20 Jun 2025 - 22 Jun 2025 Vouliagmeni, Greece Sea Swim 21 Jun 21 Jun YeAABA Harbour Relay 21 Jun 2025 - Dundee, Scotland, UK Estuary Swim 21 Jun 21 Jun - 22 Jun SWIMTHEISLAND Lake Garda – Sirmione 21 Jun 2025 - 22 Jun 2025 Sirmione, Lake Garda, Italy Lake Swim 21 Jun 21 Jun Dunmore East RNLI Open Water Swim 21 Jun 2025 - Dummore East, Co. Waterford, Ireland Sea Swim 21 Jun 21 Jun Chillswim Coniston 5.25 Miles End to End 21 Jun 2025 - Coniston, Cumbria, UK Lake Swim 21 Jun 21 Jun Castle Swim Series – Cholmondeley Castle 21 Jun 2025 - Malpas, Cheshire, UK Lake Swim 21 Jun 21 Jun River Arun 3.8km Swim 21 Jun 2025 - Littlehampton, West Sussex, UK River Swim 21 Jun 21 Jun Cardiff Bay Swim 21 Jun 2025 - Cardiff Bay, Cardiff, Wales, UK Lake Swim 21 Jun 21 Jun - 22 Jun EDF Aqua Challenge Verdon 21 Jun 2025 - 22 Jun 2025 Moustiers-Sainte-Marie, France River Swim 21 Jun 21 Jun BLDSA Champion of Champions (South) 21 Jun 2025 - Dover Harbour, Kent, UK Sea Swim 21 Jun 21 Jun - 22 Jun 12hr Swim Relay – Cambridge 21 Jun 2025 - 22 Jun 2025 Jesus Green Lido, Cambridge Outdoor Pool Swim 22 Jun 22 Jun YeAABA Discovery Mile 22 Jun 2025 - Dundee, Scotland, UK Estuary Swim 22 Jun 22 Jun Brighton Pier to Pier Swim 22 Jun 2025 - West Pier, Brighton, East Sussex Sea Swim 22 Jun 22 Jun RNLI Castle 2 Castle 22 Jun 2025 - Falmouth, Cornwall Sea Swim 22 Jun 22 Jun PRIDE Swim Manhattan 22 Jun 2025 - New York, NY River Swim 27 Jun 27 Jun RNLI Myrtleville – Church Bay Swim 27 Jun 2025 - Myrtleville, Co. Cork, Ireland Sea Swim 27 Jun 27 Jun The Wales Swim 27 Jun 2025 - North Beach, Tenby, Pembrokeshire, Wales, UK Sea Swim 27 Jun 27 Jun - 28 Jun Oceanman Vieques 27 Jun 2025 - 28 Jun 2025 Vieques, Puerto Rico Sea Swim 27 Jun 27 Jun - 29 Jun Oceanman Kyiv 27 Jun 2025 - 29 Jun 2025 Kyiv, Ukraine River Swim 28 Jun 28 Jun YeAABA Veterans Single Tay 28 Jun 2025 - Dundee, Scotland, UK River Swim 28 Jun 28 Jun Tahoe City Swim 28 Jun 2025 - Tahoe City, CA, USA Lake Swim 28 Jun 28 Jun Open Swim Stars Gérardmer 28 Jun 2025 - Lac de Gérardmer, Gérardmer, France Lake Swim 28 Jun 28 Jun Epic Lakes Swim Ullswater 28 Jun 2025 - Nr Ullswater Steamers/St Patricks Boat Landings, Glenridding, Cumbria, UK Lake Swim 28 Jun 28 Jun Buzzards Bay Swim 28 Jun 2025 - New Bedford, MA, USA Sea Swim 28 Jun 28 Jun Alpen Adria Swim Cup – Ossiacher Zee 28 Jun 2025 - Lake Ossiach Lake Swim 28 Jun 28 Jun Copa Marnaton eDreams – Sant Feliu de Guixols 28 Jun 2025 - Gerona, Spain Sea Swim 28 Jun 28 Jun Race for the Conch Eco-SeaSwim 28 Jun 2025 - Grace Bay, Providenciales, Turks & Caicos Is. Sea Swim 28 Jun 28 Jun - 05 Jul Vansbrosimningen 28 Jun 2025 - 05 Jul 2025 Vansbro, Sweden River Swim 28 Jun 28 Jun BLDSA Coniston Swim to the Sunset 28 Jun 2025 - Coniston Water, Coniston, Cumbria Lake Swim 28 Jun 28 Jun - 29 Jun 12/24hr Swim Relay – Essex 28 Jun 2025 - 29 Jun 2025 Trifarm, nr Chelmsford, Essex 29 Jun 29 Jun YeAABA Monifieth 29 Jun 2025 - Dundee, Scotland Estuary Swim 29 Jun 29 Jun 24 Hour Endurance Swim 29 Jun 2025 - Beccles, Suffolk, UK River Swim 29 Jun 29 Jun Seahorse Swim 29 Jun 2025 - Knoll Beach, Studland, Dorset Sea Swim 29 Jun 29 Jun Swim Your Swim Bala 29 Jun 2025 - Llangower, Bala, North Wales, UK Lake Swim 29 Jun 29 Jun English Riviera Swim 29 Jun 2025 - Torquay, Deveon, UK Sea Swim 02 Jul 02 Jul Capernwray Open Water Swim 2 02 Jul 2025 - Capernwray Dive Centre, Carnforth, Lancashire, UK Lake Swim 04 Jul 04 Jul - 06 Jul Oceanman Almaty-Kapchagy 04 Jul 2025 - 06 Jul 2025 Almaty, Kazakhstan Lake Swim 05 Jul 05 Jul - 06 Jul Open Swim Stars Paris 05 Jul 2025 - 06 Jul 2025 Bassin de la Villette, Paris, France River Swim 05 Jul 05 Jul BHF Bournemouth Pier to Pier Swim 05 Jul 2025 - Boscombe Pier to Bournemouth Pier Sea Swim 05 Jul 05 Jul The Dozen Dips 05 Jul 2025 - Lake 86, Spine Rd East, South Cerney, Cirencester, Glos. Lake Swim 05 Jul 05 Jul - 05 Jul BLDSA Bala (North Wales) 05 Jul 2025 - 05 Jul 2025 Llangower, Lake Bala, Gwynedd, North Wales, UK Lake Swim 05 Jul 05 Jul Boulter’s to Bray Swim 05 Jul 2025 - Maidenhead, Berkshire 05 Jul 05 Jul Cambridge Slow Swim and Picnic 05 Jul 2025 - Grantchester, Cambridge River Swim 05 Jul 05 Jul The BIG Welsh Swim 05 Jul 2025 - Llyn Padarn, Llanberis, North Wales, UK Lake Swim 05 Jul 05 Jul UltraEbre Swim Marathon 05 Jul 2025 - Tivenys, Tarragona, Spain River Swim 05 Jul 05 Jul Swim Brighton 05 Jul 2025 - Brighton, East Sussex Sea Swim 06 Jul 06 Jul Active Life Pier to Pier Swim 06 Jul 2025 - Herne Bay, Kent, UK Sea Swim 06 Jul 06 Jul MediaCityUK Swim Challenge 06 Jul 2025 - Dock 9, Salford Quays, Salford Other 06 Jul 06 Jul Swim Your Swim Ullswater 06 Jul 2025 - Glenridding, Lake District Sea Swim 06 Jul 06 Jul Kessock Ferry Swim 06 Jul 2025 - Inverness, Scotland Estuary Swim 06 Jul 06 Jul Statue of Liberty Swim 06 Jul 2025 - New York, NY 06 Jul 06 Jul Collingwood Terminals Open Water Swim 06 Jul 2025 - Collingwood, ON, Canada Lake Swim 12 Jul 12 Jul YeAABA Double Tay 12 Jul 2025 - Dundee, Scotland River Swim 12 Jul 12 Jul BISRA GaddinAbtGarnish Swim 2025.1 12 Jul 2025 - Garnish Island, Glengarriff, Co. Cork Estuary Swim 12 Jul 12 Jul Open Swim Stars Saint Pierre-Quiberon 12 Jul 2025 - Saint Pierre-Quiberon, France Sea Swim 12 Jul 12 Jul RNLI Around the Mount Swim 12 Jul 2025 - Marazion, Cornwall Sea Swim 12 Jul 12 Jul Brighton Pier Open Water Swim 12 Jul 2025 - Brighton, East Sussex Sea Swim 12 Jul 12 Jul Chillswim Ullswater 7.5 Miles End to End 12 Jul 2025 - Howtown, Pooley Bridge, Penrith, Cumbria Lake Swim 12 Jul 12 Jul Bantham Swoosh 12 Jul 2025 - Bantham, Devon, UK Estuary Swim 12 Jul 12 Jul - 13 Jul Swim to the Edge Series 12 Jul 2025 - 13 Jul 2025 Solva, Haverfordwest, Pembrokeshire, Wales Sea Swim 12 Jul 12 Jul BLDSA Torbay 12 Jul 2025 - Torquay, Devon, UK Sea Swim 13 Jul 13 Jul YeAABA Woodhaven 13 Jul 2025 - Dundee, Scotland Estuary Swim 13 Jul 13 Jul Gaelforce Great Lake Swim 13 Jul 2025 - Lough Derg, Mountshannon, Co. Clare, Ireland Lake Swim 19 Jul 19 Jul - 20 Jul Oceanman Malaysia 19 Jul 2025 - 20 Jul 2025 Kota Kinabalu, Sabah Sea Swim 19 Jul 19 Jul - 26 Jul Traversée internationale du lac St-Jean 19 Jul 2025 - 26 Jul 2025 Roberval, QC, Canada Lake Swim 19 Jul 19 Jul YeAABA Tayport Cup 19 Jul 2025 - Dundee, Scotland Estuary Swim 19 Jul 19 Jul BLDSA Coniston 19 Jul 2025 - Coniston Water, Coniston, Cumbria, UK Lake Swim 19 Jul 19 Jul Castle Swim Series – Belvoir Castle 19 Jul 2025 - Grantham Lake Swim 19 Jul 19 Jul Swim for Hope 19 Jul 2025 - Hurst Point, Milford-on-Sea, Lymington, Hampshire Sea Swim 19 Jul 19 Jul - 20 Jul The Wild Swimming Festival 19 Jul 2025 - 20 Jul 2025 The Amphitheatre, Swanage, Dorset Sea Swim 19 Jul 19 Jul Trans Tahoe Solo/Relay 19 Jul 2025 - Lake Tahoe, NV, USA Lake Swim 20 Jul 20 Jul EDF Aqua Challenge Serre-Ponçon 20 Jul 2025 - Moustiers-Sainte-Marie, France Lake Swim 20 Jul 20 Jul Parry Sound Open Water Swim 20 Jul 2025 - Parry Sound, ON, Canada Lake Swim 20 Jul 20 Jul YeAABA Kirkton of Balmerino 20 Jul 2025 - Dundee, Scotland, Estuary Swim 20 Jul 20 Jul Union Hall RNLI Annual Swim 20 Jul 2025 - Union Hall, Glandore Harbour, Co. Cork Sea Swim 20 Jul 20 Jul TriBourne Festival of Endurance Swim 20 Jul 2025 - Eastbourne, East Sussex Sea Swim 20 Jul 20 Jul BLDSA Coniston Short Course 20 Jul 2025 - Coniston Water, Coniston, Cumbria, UK Lake Swim 20 Jul 20 Jul Plymouth Breakwater Swim 20 Jul 2025 - Jennycliff Bay, Plymouth, Devon Estuary Swim 25 Jul 25 Jul - 27 Jul Oceanman San Andrés 25 Jul 2025 - 27 Jul 2025 San Andrés, Colombia Sea Swim 26 Jul 26 Jul EDF Aqua Challenge Paris 26 Jul 2025 - Paris, France 26 Jul 26 Jul Kingdom Swim 26 Jul 2025 - Newport, VT, USA Lake Swim 27 Jul 27 Jul St. Donat Open Water Swim 27 Jul 2025 - St. Donat, QC, Canada Lake Swim 27 Jul 27 Jul Alpine Fresh Water Swim 27 Jul 2025 - Truckee, CA, USA Lake Swim 27 Jul 27 Jul The Dyfi Aquathlon, Aberdyfi 27 Jul 2025 - Aberdyfi, Gwynedd, North Wales, UK Estuary Swim 27 Jul 27 Jul Burgh Island Swim 27 Jul 2025 - Bigbury on Sea, Nr Kingsbridge, Devon, UK Sea Swim 27 Jul 27 Jul Open Swim Stars Lac Léman-Prangins 27 Jul 2025 - Lac Léman-Prangins, Switzerland Lake Swim Load more events