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UV Index for Today
(15-minute mean updated every 15 minutes)

19/03/2010 (Hong Kong Time)

UV Index at 16:00
(past hourly mean)

3

Forecast maximum UV Index for tomorrow will be available after 5p.m.
UV Index
Exposure Level
0-2
Low
3-5
Moderate
6-7
High
8-10
Very High
>= 11
Extreme


Introduction to UV radiation and UV index
UV index observation
UV index forecast
Health effect and protective measures against UV radiation
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 2003 | Important notices | Privacy policy Last revision date: <19 Mar 2010>