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Triathlon Atlas

Guides

Straight answers to the questions that decide which race you enter.

  1. IRONMAN cut-off times, race by race

    155 IRONMAN and IRONMAN 70.3 races publish an overall cut-off. Here they all are, with the climbing beside them.

    Triathletes in orange caps and wetsuits waiting for the start

  2. IRONMAN wetsuit rules and water temperature

    Whether you swim in a wetsuit depends on the water on race morning. Here are the rules, and the average water temperature of 158 IRONMAN races.

    A lone swimmer and a course buoy on a lake at sunset

  3. How hard is a triathlon course?

    Only 202 of 354 races have a bike elevation figure.

    A lone runner on a long straight road under a rainbow

  4. Triathlon distances: sprint, Olympic, 70.3 and full

    167 half-distance and 69 full-distance races, leg by leg.

    A group of elite triathletes riding through a city street

  5. Water temperature of 225 triathlons

    Average water temperature for 225 of the 354 races on the calendar.

    Hundreds of swimmers in the first metres of an ocean swim start