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UV Radiation Information

Notice:
Hong Kong Observatory has launched a new Ultraviolet (UV) Radiation Information Webpage in August 2018.  This webpage will be decommissioned on 31 October 2018.
Go to:
New UV Radiation Information Webpage (desktop version)
New UV Radiation Information Webpage (mobile version)


UV radiation observation

Real time UV data
UV index for today
Today's UVA radiation intensity
External link: Hong Kong Community Weather Information Network
 
Past data and statistics
UV index for yesterday
Daily mean and maximum UV indices
Top 10 daily maximum UV indices
Distribution of daily maximum UV index in different exposure categories and months
Average and range of daily maximum UVA radiation intensity in different months

 

 

 

 

Last revision date: <01 Aug 2018>