All races
IRONMAN 70.3Sep

IRONMAN 70.3 Wisconsin

Madison, Wisconsin, United States

/5
0 athlete reviews

The race

Classic Midwest racing: warm lake swim, relentless rolling farm roads and a run through downtown Madison past the Capitol dome.

Course

SwimLake

1.9 km swim in Lake Monona in the heart of Madison, warm and calm in early September.

Bike600 m (1,969 ft) elev.

Rolling one-lap 90 km bike through the drumlin farmland west of the city on the classic Wisconsin rollers.

Run150 m (492 ft) elev.

Two-lap 21.1 km run around the isthmus, past the State Capitol and along the lakeshore paths.

Historical weather · Sep

Actual monthly averages from the last 3 years (Open-Meteo). Real race day may vary.

Loading weather…

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.

Athlete reviews

0 total

No reviews yet. Be the first to share your race day.

🏁 What races have you completed?

Add races you've done and help future athletes with your experience.