gaelforceevents.com

Gaelforce Great Lake Swim

Name: Gaelforce Great Lake Swim
Start: 2026-07-11
End: 2026-07-11
Location: Portumna

location_city Portumna

flag Ireland

calendar_today 11 Jul, 2026

pool Water sports

language Official Website

About the Event

Immerse yourself in the wild, pristine waters of Ireland's most dramatic fjord landscape. The Gaelforce Great Lake Swim returns on Saturday, 11th July 2026, inviting you to conquer the breathtaking expanse of Killary Harbour in the heart of Connemara. This iconic open-water event offers a range of distances, allowing swimmers of all levels to challenge themselves in the crystal-clear, cold waters surrounded by towering mountains. As part of the renowned Gaelforce adventure series, it combines professional organization with the raw, untamed beauty of Ireland's west coast, creating an unforgettable experience of pure connection with nature. Whether you're a seasoned cold-water enthusiast or seeking your first major swim, take the plunge into an Irish legend.

Races Offered

3.9km swim

Jul 11, 2026

straighten

Distance — 3.9K

terrain

Type — Swimming

timer

11:00

750m swim

Jul 11, 2026

straighten

Distance — 0.8K

terrain

Type — Swimming

timer

13:00

2km swim

Jul 11, 2026

straighten

Distance — 2K

terrain

Type — Swimming

timer

13:45

Weather Overview

These values represent the 3-year monthly averages for July in Portumna.

Temp (°C)

Feels Like (°C)

thermostat 12.2° / 18.8°

wb_sunny 10.4° / 16.7°

Wind (km/h)

Humidity (%)

air 12.4 /

water_drop 79.2%

Temp (°C)

Feels Like (°C)

Wind (km/h)

Humidity (%)

thermostat 12.2° / 18.8°

wb_sunny 10.4° / 16.7°

air 12.4 km/h

water_drop 79.2%

About Portumna

Portumna is a village in County Galway at the north end of Lough Derg. With a population of 1700 in 2022, it's best known for its fine castle and gardens. It's linked by a swing bridge across the River Shannon with Lorrha in County Tipperary, which has a collection of tumbledown abbeys and castles.