Searing World Cup heat could scupper chances of contenders Spain, Portugal, and Argentina

Reigning champions Argentina begin their campaign against Algeria in Kansas City Stadium on Tuesday. If they hope to book their place in the final in New Jersey, they'll be projected to play six of their eight games in venues above 28C. File photo: Nick Potts/PA

The wildcard of extreme heat in the World Cup could bear a significant impact on the favourite nations' route to the final, while boosting the chances of one of the host nations, the US.

An analysis commissioned by climate campaign group Round Our Way examined the temperatures World Cup nations are expected to face in their potential route to the World Cup Final across different venues.