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Climatological Information of World Cities for Travellers

Climate of Hong Kong

Meteorological Normals and Extremes for Hong Kong
(grouped by elements)

5-Day Normals of the Meteorological Elements for Hong Kong (1971-2000)

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Monthly Normals of Meteorological Elements for June 1971-2000,
with Extreme Values between 1884-1939 and 1947-2007 for Hong Kong
 

Meteorological Elements					Date on which extreme value was recorded
ATMOSPHERIC PRESSURE	Absolute Maximum		1014.7	hPa	12/6/2004
	Mean		1006.2	hPa
	Absolute Minimum		973.8	hPa	9/6/1960
	Mean Diurnal Range		3.2	hPa
AIR TEMPERATURE	Absolute Maximum		35.6	deg. C	1/6/1963
	Mean Daily Maximum		30.4	deg. C
	Mean		27.9	deg. C
	Mean Daily Minimum		26.1	deg. C
	Absolute Minimum		19.2	deg. C	2/6/1926
RELATIVE HUMIDITY	Mean		82	%
	Absolute Minimum		29	%	1/6/1887
AMOUNT OF CLOUD			76	%
RAINFALL	Total		388.1	mm
	Duration		95	hours
	Number of Days with	0.1 mm or above	18.77
		25.0 mm or above	4.17
		50.0 mm or above	2.13
	Maximum Hourly		108.2	mm	12/6/1966
	Maximum Daily		411.3	mm	9/6/1998
	Maximum Monthly		1083.6	mm	2001
NUMBER OF DAYS WITH THUNDERSTORM			5.60
NUMBER OF DAYS WITH FOG (Visibility < 1000 m)			0
SOIL TEMPERATURE AT 0700 HOURS	0.5 m		28.5	deg. C
	1.0 m		27.5	deg. C
BRIGHT SUNSHINE AT KING'S PARK	Duration		158.3	hours
	Percentage of Possible		39	%
WIND AT WAGLAN ISLAND	Prevailing Direction		230	degrees
	Mean Speed		23.3	km/h
	Maximum Gust #		194	km/h	9/6/1960
SEA SURFACE TEMPERATURE AT NORTH POINT AT 0700 HOURS **			26.4	deg. C

Note : All measurements were made at the Hong Kong Observatory except where specified.

 #  1953 - 2007
** 1975 - 2007