Berlin's lake-district 70.3 — flat forest roads, still lake water and a fast, shaded run.
1.9 km swim in the Dämeritzsee lake south-east of Berlin, calm and sheltered by forest.
Flat one-lap 90 km bike on closed roads through the Brandenburg pine forests and lake district.
Flat two-lap 21.1 km run on lakeside and forest paths around Erkner.
Actual monthly averages from the last 3 years (Open-Meteo). Real race day may vary.
Water temp uses athlete-reported values first, then official race data, then the marine archive (sea swims, measured at the nearest offshore point). Values tagged est. are modelled from recent air temperature for lakes and rivers, where no observational data exists.
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