Romania's National Meteorological Service has issued a red alert for Bucharest and 35 regions.
Temperatures are expected to reach 35-41°C, comparable to June records, with the highest in the northwest.
Nighttime lows will be 17-25°C.
Across Europe, heatwaves continue: France, Spain, Italy, UK and others see temperatures above 40°C. Schools close, mass events are restricted.
