Bulletin updated at 12:02 HKT 21/Aug/2025
At noon at Hong Kong Observatory : Air Temperature : 31 degrees Celsius Relative Humidity : 70 per cent Weather Cartoon : No. 51 - SUNNY PERIODS During the past hour the mean UV Index recorded at King's Park : 5 Intensity of UV radiation : moderate Hot weather might cause adverse health effects. The public should stay on the alert and drink more water. The air temperatures at other places were: King's Park 30 degrees; Wong Chuk Hang 30 degrees; Ta Kwu Ling 32 degrees; Lau Fau Shan 30 degrees; Tai Po 32 degrees; Sha Tin 32 degrees; Tuen Mun 32 degrees; Tseung Kwan O 30 degrees; Sai Kung 29 degrees; Cheung Chau 31 degrees; Chek Lap Kok 31 degrees; Tsing Yi 31 degrees; Shek Kong 33 degrees; Tsuen Wan Ho Koon 29 degrees; Tsuen Wan Shing Mun Valley 32 degrees; Hong Kong Park 31 degrees; Shau Kei Wan 32 degrees; Kowloon City 31 degrees; Happy Valley 32 degrees; Wong Tai Sin 32 degrees; Stanley 31 degrees; Kwun Tong 31 degrees; Sham Shui Po 32 degrees; Kai Tak Runway Park 30 degrees; Yuen Long Park 32 degrees; Tai Mei Tuk 31 degrees. No rainfall was recorded at the Hong Kong Observatory between midnight last night and midday today.