Pace Calculator
3:20 Half Marathon Pace
To finish a Half Marathon in 3h20, you need to maintain a pace of 9:29 per km (15:15 per mile). Here's your complete split breakdown.
Pace per KM
9:29
min/km
Pace per Mile
15:15
min/mile
Average Speed
6.3
km/h
3h20 Half Marathon Splits
Plan my Half Marathon pacing strategy →| Distance | Split Pace | Cumulative Time |
|---|---|---|
| 1 km | 9:29 | 9:29 |
| 2 km | 9:29 | 18:58 |
| 3 km | 9:29 | 28:26 |
| 4 km | 9:29 | 37:55 |
| 5 km | 9:29 | 47:24 |
| 6 km | 9:29 | 56:53 |
| 7 km | 9:29 | 1:06:22 |
| 8 km | 9:29 | 1:15:50 |
| 9 km | 9:29 | 1:25:19 |
| 10 km | 9:29 | 1:34:48 |
| 11 km | 9:29 | 1:44:17 |
| 12 km | 9:29 | 1:53:45 |
| 13 km | 9:29 | 2:03:14 |
| 14 km | 9:29 | 2:12:43 |
| 15 km | 9:29 | 2:22:12 |
| 16 km | 9:29 | 2:31:41 |
| 17 km | 9:29 | 2:41:09 |
| 18 km | 9:29 | 2:50:38 |
| 19 km | 9:29 | 3:00:07 |
| 20 km | 9:29 | 3:09:36 |
| 21 km | 9:29 | 3:19:05 |
| 21.10 km | 9:29 | 3:20:00 |
Ready to Run a 3h20 Half Marathon?
Getting to 3h20 for your Half Marathon takes more than just knowing your pace. RunPlan creates a personalized AI training plan based on your current fitness, schedule, and race date to help you hit your goal.