International guidelines recommend sun protection when the UV rays reach three or more.
As the summer solstice approaches, ultraviolet radiation is at its peak in the south of the country.
Dermatologists recommend that people protect themselves with clothing and sunscreens with a sun protection factor of at least 50 during peak sunlight hours.
The number of skin cancer cases in Finland has increased significantly in recent years. The most serious type of skin cancer, melanoma, is diagnosed in about 1,700 people a year in Finland and causes about 200 deaths a year.
Last summer, parts of Finland saw the hottest weather in a hundred years.
Source: The Nordic Page