HANOI, Vietnam - Almost all localities across Vietnam experienced a dangerous level of ultraviolet (UV) rays on Wednesday, according to the National Centre for Hydro-meteorological Forecasting.
The UV index, which is used to measure the intensity of UV radiation, ranged around 8-10 in all major cities, except for Hanoi, reported Vietnam News Agency (VNA).
According to the World Health Organisation (WHO), a UV index of 7.5 to 10.4 is deemed "very high", which means a very high risk of harm from unprotected sun exposure.
The UV index in Ha Long city (the northern province of Quang Ninh) was 9.1 from 11am to 2pm on the day.
The index was measured at 9.3 in the northern city of Hai Phong, 9.5 in Hue city (the central province of Thua Thien-Hue); 9.5 in Hoi An city (the central province of Quang Nam); 10 in Nha Trang city (the south central province of Khanh Hoa); and 9.1 in Ho Chi Minh City.
The index in Hanoi was at the "high” level, ranging from 5.5 to 7.4.
According to the weather forecast, cities across the country will continue to see high to very high UV index, from May 25 to 27.
People were advised to take extra precautions such as wearing protective clothing, hats, and sunglasses, as well as ensuring hydration for the body. - BERNAMA-VNA