Fastest stages
| Nr. | Average speed (km/h) | Stage | KM | Vertical meters | |
|---|---|---|---|---|---|
| 1 | 44.84 | Stage 1 | Toulouse - Salies-du-Salat | 126.5 | 980 | |
| 2 | 37.69 | Stage 3 | Saverdun - Ax-3 Domaines | 140.1 | 3044 | |
| 3 | 37.54 | Stage 4 | Betchat - Saint-Girons | 156 | 3917 | |
| 4 | 33.92 | Stage 2a | Bagnères-de-Luchon - Hospice de France | 79.5 | 2905 |