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Monthly Normals of Meteorological Elements for Hong Kong, August 1971-2000
Climatological Information Services > Climatological Normals and Extremes > 1971-2000 Normals for Hong Kong (Grouped by month)

January February March April May June July August September October November December

Monthly Normals of Meteorological Elements for August 1971-2000
 
Meteorological Elements
ATMOSPHERIC PRESSURE Mean 1005.1 hPa
Mean Diurnal Range 3.5 hPa
AIR TEMPERATURE Mean Daily Maximum 31.1 deg. C
Mean 28.4 deg. C
Mean Daily Minimum 26.4 deg. C
RELATIVE HUMIDITY Mean 82 %
AMOUNT OF CLOUD 69 %
RAINFALL Total 444.6 mm
Duration 87 hours
Number of
Days with
0.1 mm
or above
17.43  
25.0 mm
or above
5.40  
50.0 mm
or above
2.40  
NUMBER OF DAYS WITH THUNDERSTORM 8.10  
NUMBER OF DAYS WITH FOG
(Visibility < 1000 m)
0  
SOIL TEMPERATURE
AT 0700 HOURS
0.5 m 30.0 deg. C
1.0 m 29.4 deg. C
BRIGHT SUNSHINE
AT KING'S PARK
Duration 189.7 hours
Percentage of Possible 48 %
WIND
AT WAGLAN ISLAND
Prevailing Direction 240 degrees
Mean Speed 20.0 km/h
SEA SURFACE TEMPERATURE
AT NORTH POINT AT 0700 HOURS *
26.5 deg. C


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

 *  1975 - 2004


Last revision date: <20 Dec 2012>