Coolest US venue. Pacific Northwest maritime climate. Rain rare in July. Waterfront location.
Ideal playing conditions. No environmental stress. Slight advantage for teams preferring cool weather.
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Seattle, USA | Capacity: 68,740 | Open-air with partial roof (70% stands)
HEAT (NONE): This is one of the coolest venues in the tournament. No heat stress expected. Ideal conditions for all playing styles, particularly high-pressing teams that cover more distance.
Source: Esh et al. 2026, "Evidence-Based Guidelines to Protect Player Health and Performance from Environmental Challenges", Sports Medicine (DOI: 10.1007/s40279-026-02398-4)