NYT > World News What to Know About the Heat Wave in Europe Par :Lynsey Chutel · Nazaneen Ghaffar and Amelia Nierenberg 2 juillet 2025 à 10:24 Weather agencies have warned of a third day of high temperatures that in some places have climbed well above 100 degrees Fahrenheit, or more than 40 degrees Celsius. © Yves Herman/ReutersCooling off in Brussels on Wednesday. In Belgium, the authorities have issued heat warnings at the highest level.