Immerse yourself in the stunning landscapes of Ireland on May 29th, 2027, at Sliabh Liag in County Donegal. This adventure weekend offers a unique blend of hiking, trail running, wild swimming, boat trips, and camping, all set against the backdrop of one of Ireland's most breathtaking locations. The heart of this event lies with its challenging yet rewarding hikes and runs that cater to various skill levels. Participants can choose from two routes: a 13km hike/run featuring over 530 meters in elevation gain or a more ambitious 25km option, which includes two loops totaling 1,000 meters of ascent. Both courses start and finish at the Sliabh Liag Visitor Centre in Tellin, offering panoramic views and an unforgettable atmosphere. The terrain is both varied and demanding, with winding trails that wind through lush greenery and ascend steep ridges. Runners will experience a mix of rocky paths and softer earth, making each step a test of endurance and agility. The event promises to be not just a physical challenge but also a cultural immersion into the vibrant local community. After completing your chosen route, refuel at the Visitor Centre with refreshments while enjoying the stunning scenery around you. Whether you're an experienced trail runner or looking for a scenic hike, Sliabh Liag offers an unforgettable experience that combines natural beauty and adventure. Join us in County Donegal to explore this hidden gem of Ireland's rugged coastline and immerse yourself in its rich heritage. Experience the thrill of conquering challenging terrain while surrounded by breathtaking views. Don't miss out on what promises to be a memorable weekend filled with excitement, camaraderie, and stunning natural beauty.
Races Offered
13k Run/Hike
May 29, 2027
straighten
Distance —
12.5K
terrain
Type —
Running
timer
328 days remaining
sell
€50.00
25k Run/Hike
May 29, 2027
straighten
Distance —
25K
terrain
Type —
Running
timer
328 days remaining
sell
€60.00
Weather History
These values represent the 3-year monthly averages for May in Teelin.
thermostatTemperature
9.4° / 15.0°
wb_sunnyFeels like
5.9° / 12.1°
light_mode
Avg sunshine hours
5h 41m
water_drop
Avg rainfall
2.8 mm
ac_unit
Avg snowfall
—
air
Avg wind speed
15.2 km/h (Gentle breeze)
opacity
Sweat loss rate
Low
terrain
Course conditions
Firm and slightly soft
sunny
Max UV Index
Moderate (4.2)
humidity_mid
Humidity
79.3%
wb_twilight
Sunrise
05:27
nightlight
Sunset
21:34
About Teelin
Learn more about the host city, Teelin.
Teileann is a Gaeltacht village in the south-west of County Donegal in the west of Ulster, the northern province in Ireland. The village is near Slieve League, at the northwest end of Donegal Bay. Its population is about 250–300.