IRONMAN 70.3 Warsaw
Course breakdown, historical weather, and field analysis.
Eastern European energy — flat, fast racing in Poland's capital
Warsaw, Poland · June 7, 2026
IRONMAN 70.3 Warsaw brings 70.3 racing to the Polish capital. A lake swim, a fast flat bike through the countryside surrounding Warsaw, and a run through the city. Poland's growing triathlon community creates a vibrant, enthusiastic race atmosphere at one of the newer stops on the European circuit.
- Swim
- 1.9 km
- Lake
- Bike
- 87.9 km
- ↑118m · Flat
- Run
- 21.0 km
- ↑42m · Flat
- Air Temp
- 13–26°C
- Water Temp
- 20°C
- Wind
- 14 km/h
- S
Swim Course
Lake swim near Warsaw
The swim takes place in a lake in the countryside near Warsaw. Freshwater lake conditions provide calm, predictable swimming. Water temperatures in early June are typically 19–23°C. The flat surrounding landscape means the lake is well-protected from wind.
- Calm freshwater lake swim
- Wetsuit-legal at 19–23°C
- Protected from wind by surrounding terrain
- Straightforward navigation
Bike Course
Fast and flat through the Polish countryside
The bike course heads through the flat terrain surrounding Warsaw. Central Poland is predominantly low-lying, making this a fast course with minimal climbing. The roads are straight and open, and wind can be a factor on the exposed sections. This is a power rider's course where aerodynamics and sustained output are rewarded.
- Flat terrain — minimal climbing
- Fast course for power riders
- Wind exposure on open countryside roads
- Polish road surfaces — generally good
Run Course
City run through Warsaw
The run takes athletes through Warsaw's streets with the Polish capital's mix of historic and modern architecture as a backdrop. The terrain is flat, and Poland's passionate sporting community provides enthusiastic support throughout. Running through a European capital adds urban energy to the final discipline.
- Flat city run through the Polish capital
- Mix of historic and modern Warsaw
- Enthusiastic Polish crowd support
- Urban energy through the streets
Race Day Conditions
Central European summer — warm and generally dry
Early June in Warsaw offers warm summer conditions. Air temperatures range from 14–26°C with moderate humidity. Afternoon thunderstorms are possible but not common. The continental climate means warm days and cooler mornings — typical central European racing conditions.
Race Field Insights
How the Field Performs
Aggregated from 4,609 finishers (2022–2025)
- Total Starters
- 4,870
- Finishers
- 4,609
- DNF Rate
- 4.2%
- Years of Data
- 2022–2025
- Median Finish
- 5h 16m
Finish Time Distribution
How the Median Finisher Spends Race Day
What Each Pace Looks Like
Fast | Solid | Median | Back of Pack | Slow (P90) | |
|---|---|---|---|---|---|
| Swim | 30m 40s | 34m 05s | 38m 31s | 43m 06s | 48m 06s |
| Bike | 2h 12m | 2h 20m | 2h 33m | 2h 48m | 3h 03m |
| Run | 1h 32m | 1h 42m | 1h 54m | 2h 09m | 2h 28m |
| Finish | 4h 26m | 4h 48m | 5h 16m | 5h 51m | 6h 28m |
Related reading
Race Day Weather and What It's Really Doing to Your Pacing Plan
Performance starts dropping over 22°C and humidity makes it worse. How heat compounds across the bike and run — and why the bike hides it.
Read postYour Race Plan Isn't Generic — Why Course Intelligence Changes Everything
Same FTP on two different courses produces two completely different races. Elevation, wind, and shelter change what every watt is worth.
Read postPlan IRONMAN 70.3 Warsaw with Keiro
Get a complete pacing strategy for every discipline — built from this course, forecast weather, and your fitness.
Independent analysis. KeiroLabs is not the event organizer and is not affiliated with the race organizer.