Monthly Normals of Meteorological Elements for Hong Kong, February 1961-1990
Climatological Information Services
> Climatological Normals and Extremes
> 1961-1990 Normals for Hong Kong (Grouped by month)
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| Meteorological Elements | ||||
|---|---|---|---|---|
| ATMOSPHERIC PRESSURE | Mean | 1018.7 | hPa | |
| Mean Diurnal Range | 4.1 | hPa | ||
| AIR TEMPERATURE | Mean Daily Maximum | 18.6 | deg. C | |
| Mean | 15.9 | deg. C | ||
| Mean Daily Minimum | 13.9 | deg. C | ||
| RELATIVE HUMIDITY | Mean | 78 | % | |
| AMOUNT OF CLOUD | 73 | % | ||
| RAINFALL | Total | 48.0 | mm | |
| Duration | 69 | hours | ||
| Number of Days with |
0.1 mm or above |
8.93 | ||
| 25.0 mm or above |
0.43 | |||
| 50.0 mm or above |
0.03 | |||
| NUMBER OF DAYS WITH THUNDERSTORM | 0.60 | |||
| NUMBER OF DAYS WITH FOG (Visibility < 1000 m) |
1.27 | |||
| SOIL TEMPERATURE AT 0700 HOURS * |
0.5 m | 18.8 | deg. C | |
| 1.0 m | 19.9 | deg. C | ||
| BRIGHT SUNSHINE AT KING'S PARK |
Duration | 97.7 | hours | |
| Percentage of Possible | 30 | % | ||
| WIND AT WAGLAN ISLAND |
Prevailing Direction | 070 | degrees | |
| Mean Speed | 23.8 | km/h | ||
| SEA SURFACE TEMPERATURE AT NORTH POINT AT 0700 HOURS ** |
16.7 | deg. C | ||
Note : All measurements were made at the Hong Kong Observatory except
where specified.
* 1967 - 1996
** 1975 - 2004