official-tralee-marathon.com

Tralee 100K Ultra Marathon

Tralee, Munster, Ireland

calendar_today 12 Sep, 2026

About the Event

Prepare for a monumental journey at the Tralee 100K Ultra Marathon, starting on June 20th, 2026. This meticulously organized event features a 15-hour window and key checkpoints at Causeway, Ballyheigue, and Fenit to ensure runner safety and progress. The race supports both self-sufficient athletes and those with crews, offering drop bag zones approximately every 20K for personal supplies. With professional chip timing and a cost of €80, it represents a premier value in Ireland's ultra-running calendar. Secure your spot to test your limits on a course designed to separate the determined from the dreamers.

Races Offered

100K

Sep 12, 2026

straighten

Distance — 100K

terrain

Type — —

timer

06:00

Weather History

These values represent the 3-year monthly averages for September in Tralee.

thermostat Temperature

10.0° / 16.6°

wb_sunny Feels like

7.8° / 14.2°

light_mode Avg sunshine hours

7h 22m

water_drop Avg rainfall

4.6 mm

ac_unit Avg snowfall

—

air Avg wind speed

13.3 km/h (Gentle breeze)

opacity Sweat loss rate

Low

terrain Course conditions

Firm and slightly soft

sunny Max UV Index

Moderate (3.5)

humidity_mid Humidity

84.6%

wb_twilight Sunrise

07:13

nightlight Sunset

19:52

About Tralee

Learn more about the host city, Tralee.

Tralee is the county town of County Kerry in southwest Ireland, with a population of 23,691 in 2016. Its Irish name Trá Lí means "strand / beach on the River Lee".