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Monthly Normals and Extreme Values for Hong Kong in November
Monthly Normals of Meteorological Elements for November 1981-2010,
with Extreme Values between 1884-1939 and 1947-2011 for Hong Kong
 
Meteorological Elements Date on which
extreme value
was recorded
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ATMOSPHERIC
PRESSURE
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Absolute Maximum
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1033.2
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hPa
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26/11/1922
Mean 1017.7 hPa  
Absolute Minimum 974.9 hPa 10/11/1900
Mean Diurnal Range 3.9 hPa  
AIR TEMPERATURE Absolute Maximum 31.8 deg. C 19/11/1959
Mean Daily Maximum 24.1 deg. C  
Mean 21.8 deg. C  
Mean Daily Minimum 19.8 deg. C  
Absolute Minimum 6.5 deg. C 26/11/1922
RELATIVE HUMIDITY Mean 71 %  
Absolute Minimum 17 % 16/11/1900
17/11/1971
24/11/1995
AMOUNT OF CLOUD 54 %  
RAINFALL Total 37.6 mm  
Duration 38 hours  
Number of
Days with
0.1 mm
or above
5.47    
25.0 mm
or above
0.43    
50.0 mm
or above
0.13    
Maximum Hourly 46.6 mm 3/11/2008
Maximum Daily 149.2 mm 17/11/1897
Maximum Monthly 224.2 mm 1914
NUMBER OF DAYS WITH THUNDERSTORM 0.23    
NUMBER OF DAYS WITH FOG (Visibility < 1000 m) 0    
SOIL TEMPERATURE
AT 0700 HOURS
0.5 m 24.5 deg. C  
1.0 m 25.7 deg. C  
BRIGHT SUNSHINE
AT KING'S PARK
Duration 180.1 hours  
Percentage of Possible 54 %  
WIND
AT WAGLAN ISLAND
Prevailing Direction 080 degrees  
Mean Speed 27.0 km/h  
Maximum Gust # 175 km/h 6/11/1954
SEA SURFACE TEMPERATURE
AT NORTH POINT AT 0700 HOURS
23.4 deg. C  

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

 #  1953 - 2011

Last revision date: <20 Dec 2012>