At 3 a.m. at the Hong Kong Observatory : Air temperature : 23 degrees Celsius Relative Humidity : 82 per cent Please be reminded that:The Strong Monsoon Signal has been issued. The air temperatures at other places were: Hong Kong Observatory23 degrees ; King's Park22 degrees ; Wong Chuk Hang23 degrees ; Ta Kwu Ling22 degrees ; Lau Fau Shan22 degrees ; Tai Po22 degrees ; Sha Tin22 degrees ; Tuen Mun21 degrees ; Tseung Kwan O22 degrees ; Sai Kung23 degrees ; Cheung Chau22 degrees ; Chek Lap Kok23 degrees ; Tsing Yi23 degrees ; Shek Kong22 degrees ; Tsuen Wan Ho Koon21 degrees ; Tsuen Wan Shing Mun Valley22 degrees ; Hong Kong Park22 degrees ; Shau Kei Wan22 degrees ; Kowloon City22 degrees ; Happy Valley23 degrees ; Wong Tai Sin22 degrees ; Stanley22 degrees ; Kwun Tong21 degrees ; Sham Shui Po23 degrees ; Kai Tak Runway Park22 degrees ; Yuen Long Park22 degrees ; Tai Mei Tuk22 degrees . [air temperatures at other places]