The 2026 FIFA World Cup, set to be held across 16 cities in the United States, Canada, and Mexico, faces significant challenges from extreme weather conditions. With the tournament starting in June and running through mid-July, host cities must contend with summer heat, humidity, frequent thunderstorms, and even poor air quality from wildfires. These factors could disrupt matches, affect player performance, and impact fan experiences.
Heat is a primary concern. Many host cities, particularly in the southern U.S. and northern Mexico, experience average daytime highs in the low to mid-30s°C (mid-90s°F), with occasional spikes toward 40°C (104°F). When humidity is factored in, the 'feels like' temperature can soar — Miami, for example, typically sees air temperatures of 32°C (90°F) feeling like 43°C (109°F). The Wet Bulb Globe Temperature (WBGT), which measures heat stress on the body, is a key metric. A 2025 study published in the International Journal of Biometeorology found that 14 out of 16 host locations exceed a WBGT of 28°C (82°F) on summer afternoons — a threshold considered significant for elite athletes.
In response, FIFA has implemented mandatory three-minute cooling breaks in each half for every match, citing a 'commitment to player welfare.' Matches are also scheduled outside the hottest part of the day, with many kick-offs in the late afternoon or evening. For instance, Scotland's Group C game against Brazil in Miami will start at 18:00 ET (23:00 BST). Some venues, such as those in Houston and Dallas, feature retractable roofs and climate control systems to mitigate extreme conditions.
Thunderstorms pose the most visible threat to match schedules. Summer storms are common in cities like Miami, Houston, and Atlanta, where warm, humid air triggers frequent afternoon and evening downpours. Lightning within 10 miles of a stadium mandates an immediate suspension of play, with a 30-minute delay after the last strike. This was evident during the 2025 FIFA Club World Cup, where six matches were disrupted by heat and thunderstorms, including a two-hour delay in the Chelsea vs. Benfica match. Then-Chelsea manager Enzo Maresca remarked that the US is 'probably not the right place to do the competition.'
Wildfire smoke adds another layer of unpredictability. The 2026 wildfire season has started early, with above-average numbers of fires already burning. In 2023, smoke from Canadian wildfires spread across much of North America, causing hazardous air quality in cities like New York and leading to the cancellation of sporting events. FIFA currently has no fixed air quality threshold to suspend matches, so decisions will rely on real-time conditions and local health advice.
The World Cup final, scheduled for July 19 at 15:00 ET (20:00 BST) at MetLife Stadium in New York, could be particularly vulnerable. A typical heatwave could push air temperatures into the mid-30s°C (mid-90s°F) with a WBGT of around 30°C (86°F), causing extreme heat stress. While stadium infrastructure and scheduling adjustments help, weather remains a wildcard.
For fans, extreme weather could mean uncomfortable conditions inside venues and fan zones, potential delays or evacuations due to thunderstorms, and disruptions to travel plans. Late-night matches in the UK time zone could extend even later if delays occur. Organizers are aware of these challenges but acknowledge the difficulty in precisely predicting thunderstorms and heatwaves.
The 2026 World Cup is set to be a test of resilience against nature. While FIFA and local organizers have taken steps to reduce risks, the tournament's success will partly depend on how well weather forecasts align with actual conditions. Players, teams, and fans alike must prepare for a summer where the elements are as unpredictable as the game itself.
Based on reporting from BBC Sport.
