
Kailua, United States of America · Tuesday 23 March 2027
The Windward Half Marathon transports you to the tropical atmosphere of Oahu, Hawaii. This athletic pursuit has stunning backdrops for your most memorable run. Each athlete runs along the island's famous coastline with the Pacific sea breeze fueling each and every step. Here, they get to discover Oahu. Feel the Aloha spirit wash over you in this bucket-list race. This race connects every runner to the ocean views and lush scenery.
Adjusted Time
1:45:07
Time difference: +0.1 minutes compared to a flat, road, temperate course.
On our difficulty model, Windward Half Marathon plays about 2 minutes slower than an average road half marathon for a 1:30 runner. It ranks #282 hardest of 450 half marathons we analyse, and #94 of 145 in United States of America. Use the calculator above to see the exact adjusted time for your own goal pace.
Estimated finish times on this course versus the same effort on an average road half marathon, based on its elevation, surface, and expected race-day temperature.
| Average-course time | On Windward Half Marathon | Difference |
|---|---|---|
| 1:30:00 | 1:29:41 | −00:19 |
| 1:45:00 | 1:45:07 | +00:07 |
| 2:00:00 | 2:00:33 | +00:33 |
| 2:15:00 | 2:16:02 | +01:02 |
| 2:30:00 | 2:31:31 | +01:31 |
| 2:45:00 | 2:47:03 | +02:03 |
| 3:00:00 | 3:02:35 | +02:35 |
Use the calculator above for your exact goal time. Want a prediction from your own training? Try the marathon time predictor.
Windward Half Marathon is a half marathon held in Kailua, United States of America. It is scheduled for Tuesday 23 March 2027. The course is run on road surface with 40m of total climbing, with its high point near 41m above sea level. For registration and full race details, visit the official Windward Half Marathon website.
This is a very flat course, with only 40m of total climbing and little change in altitude throughout. Flat profiles let you hold an even pace from start to finish, which makes this a fast, PB-friendly race.
Based on historical weather data for March, the expected race day conditions are as follows. Moderate temperatures between 19°C and 22°C are expected. While comfortable for most runners, those targeting fast times should pay attention to hydration, as these temperatures can impact performance on race day. There is a low chance of rain (0%), so dry conditions are likely.
Windward Half Marathon is run on road surfaces, which provide the fastest and most predictable conditions for racing. Road courses allow for consistent pacing and are typically the best choice for a personal best.
Looking for an easier marathon or a tougher challenge? You can also compare Windward Half Marathon against other half marathons to find the right race for your goals.
If Windward Half Marathon fits your goal, these courses play out about the same on our difficulty model.
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