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climate change

Climate Change in Hong Kong

<<Temperature

Rainfall

Mean sea level>>

The annual total rainfall at the Hong Kong Observatory Headquarters rose at an average rate of 37 mm/decade from 1947 to 2018, though statistically insignificant at 5% level.

annual rainfall at the HKO headquarters from 1947 to 2018

Annual rainfall at the Hong Kong Observatory Headquarters (1947-2018)


» Rainfall data

 


Heavy Rain


The annual number of heavy rain days (days with hourly rainfall greater than 30 mm) increased at an average rate of 0.2 days per decade from 1947 to 2018.

Number of heavy rain days recorded at the HKO headquarters from 1947 to 2018

Number of heavy rain days (days with hourly rainfall > 30 mm) recorded at the Hong Kong Observatory Headquarters (1947-2018)