Whether it was the 2023 World Athletics Championships in Budapest, the 2024 Paris Olympics, or the 2025 World Athletics Championships in Tokyo, one thing remained constant: extreme and unpredictable weather. Tokyo, in particular, proved brutal, with scorching heat in the opening days. “This is a challenge that isn’t going to go away,” warned World Athletics President Sebastian Coe in 2023, and we’re only beginning to see its effects. Many athletes like Noah Lyles, Sydney McLaughlin-Levrone, and others even faced sudden climatic changes during their events.

With the World Championships concluding last weekend in Tokyo, athletes faced more than just fierce competition; they battled the city’s relentless heat. CBC Olympics reporter Devon Heroux noted that by day five, temperatures soared t

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