Weather Conditions a problem for World Cup?

We saw it in the Club World Cup here in the United States, European teams and their players struggling with the weather, and in not-so-crazy conditions. Now, three countries, all types of different climatic scenarios, and many fear it will affect or impact the product on the field. Are these just excuses, or are they valid concerns? #worldcup2026 #soccer #worldcup #harrykane #englandnationalfootballteam #threelions