April IRONMAN races

15 upcoming races with a start date in April (any year). Races with an unannounced (TBD) date are omitted from this month list.

The 15 races on this page are 3 full IRONMAN, 11 IRONMAN 70.3 and 1 5150 (Olympic-distance), in 13 countries on 5 continents; South America has the most (5). All of them are in April 2027.

Listed average water temperatures range from 61°F (16°C) to 84°F (29°C). 12 of the 15 races with a listed water temperature are at or below 76°F (24°C), where wetsuits are usually allowed. The most common swim is ocean (7), followed by bay (3) and lake (3).

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