Stage 10 · 14 July 2026

Aurillac → Le Lioran

166.6 kmMountain

Observed conditions from the ERA5 reanalysis archive.

Observed heat snapshot

+8.6°Cvs the 1974-2023 average at this location (ERA5): 17.7°C

33.9°Cpeak in the race window

High-risk · 33°C WBGT (est.)

Schematic — real elevation, approximate route between known points, not survey-accurate. Fill colored by temperature.

+10°C26°C+42°C

Decade trend — deviation from the 50-year mean at this location

17.2°C'74–'83

17.7°C'84–'93

17.3°C'94–'03

17.5°C'04–'13

18.9°C'14–'23

-2°C50-yr avg+2°C

A day this hot (≥26.3°C, ERA5 at this location) occurred 1× in 1974-1983 vs. 5× in 2014-2023.

WBGT is an estimate — see methodology. Data as of 2026-07-22T06:18:21.937Z.

Time on course: winner 3h 58m · last classified rider 4h 39m

Times from official published race results (rounded to the nearest minute).