Hong Kong Observatory has launched a new Ultraviolet (UV) Radiation Information Webpage in August 2018. This webpage will be decommissioned on 31 October 2018.
|UV Index for Today
(15-minute mean updated every 15 minutes)
24/10/2018 (Hong Kong Time)
|Introduction to UV radiation and UV index|
|UV radiation observation|
|UV index forecast|
|Health effect and protective measures against UV radiation|