A heatwave entered Balkan countries from the west early this week and the next few days are expected to be the hottest so far this year.
In Romania, the authorities issued a warning that the country was entering a so-called "yellow" phase of heat alert, meaning temperatures above 30 degrees celsius and high levels of ultra-violet radiation.
The National Weather Administration (ANM) on Sunday issued code yellow heat wave advisory for the western and north-western parts of Romania valid on Monday.
The meteorologists are expecting temperatures in the range of 35-37 degrees Celsius, with the discomfort index expected to exceed the critical value of 80.
Hundreds of deaths caused by the heat wave in India could have been avoided if authorities followed the example of a town which introduced measures such as areas with air-conditioning, in order to protect its citizens from the scorching heat, according to experts.
Hospitals in India were struggling on May 28 to cope with an influx of victims of a blistering heat wave that has claimed nearly 1,500 lives in just over a week.
Hundreds of people - mainly from the poorest sections of society - die at the height of summer every year in India, but this year's figures are unusually high.