
Go to France and the UK
UTAC operates three proving grounds in temperate climates, providing a diverse range of tracks and testing options.

Linas-Monthléry
Experience reliable testing in a mild temperate climate with balanced seasonal variations, ideal for year-round vehicle development.
Key Figures
- 11.7 °C average annual temperature
- 720 mm annual precipitation

Mortefontaine
Take advantage of Mortefontaine’s moderate climate with gentle weather changes, providing versatile conditions for diverse vehicle trials.
Key Figures
- 15.2 °C average annual temperature
- 75.9% average annual humidity

Millbrook
Benefit from a classic British temperate climate, cool summers and mild winters, perfect for consistent, controlled testing conditions.
Key Figures
- 8.6 °C average annual temperature
- 1,012 mm annual precipitation
