Daily Normal of Meteorological Elements for Hong Kong, August 1991-2020
The below figures represent daily mean values of the weather elements calculated from data
in the 30 years from 1991 to 2020 for the 5-day period centred on the day specified.
in the 30 years from 1991 to 2020 for the 5-day period centred on the day specified.
| Date | Mean Pressure (hPa) Figure |
Air Temperature Figure |
Wet Bulb (deg. C) Figure |
Dew Point (deg. C) Figure |
Relative Humidity (%) Figure |
Mean Daily Rainfall (mm) Figure |
Amount of Cloud (%) Figure |
||
|---|---|---|---|---|---|---|---|---|---|
| Mean Maximum (deg. C) |
Mean (deg. C) |
Mean Minimum (deg. C) |
|||||||
| 1-Aug | 1004.4 | 31.6 | 29.0 | 26.9 | 26.3 | 25.2 | 81 | 13.3 | 68 |
| 2-Aug | 1004.3 | 31.5 | 28.9 | 26.8 | 26.3 | 25.2 | 81 | 15.1 | 68 |
| 3-Aug | 1004.2 | 31.4 | 28.8 | 26.8 | 26.2 | 25.2 | 81 | 15.7 | 68 |
| 4-Aug | 1004.2 | 31.3 | 28.8 | 26.7 | 26.2 | 25.2 | 82 | 16.5 | 69 |
| 5-Aug | 1004.3 | 31.4 | 28.8 | 26.8 | 26.2 | 25.2 | 81 | 14.4 | 69 |
| 6-Aug | 1004.2 | 31.6 | 28.9 | 26.8 | 26.3 | 25.2 | 81 | 11.2 | 69 |
| 7-Aug | 1004.1 | 31.8 | 29.1 | 26.9 | 26.4 | 25.3 | 81 | 10.6 | 69 |
| 8-Aug | 1004.0 | 31.7 | 29.0 | 26.9 | 26.4 | 25.4 | 81 | 11.9 | 71 |
| 9-Aug | 1004.1 | 31.6 | 29.0 | 26.9 | 26.4 | 25.4 | 82 | 12.7 | 72 |
| 10-Aug | 1004.3 | 31.4 | 28.9 | 26.8 | 26.4 | 25.4 | 82 | 15.0 | 74 |
| 11-Aug | 1004.5 | 31.1 | 28.7 | 26.7 | 26.3 | 25.4 | 83 | 18.1 | 75 |
| 12-Aug | 1004.9 | 30.9 | 28.5 | 26.5 | 26.2 | 25.3 | 84 | 19.4 | 75 |
| 13-Aug | 1005.2 | 30.9 | 28.5 | 26.5 | 26.2 | 25.2 | 83 | 17.3 | 75 |
| 14-Aug | 1005.3 | 30.8 | 28.4 | 26.5 | 26.1 | 25.1 | 83 | 16.6 | 74 |
| 15-Aug | 1005.4 | 30.8 | 28.4 | 26.5 | 26.0 | 25.1 | 83 | 15.1 | 73 |
| 16-Aug | 1005.6 | 30.9 | 28.4 | 26.6 | 26.0 | 25.0 | 82 | 12.9 | 72 |
| 17-Aug | 1005.7 | 31.0 | 28.5 | 26.7 | 26.0 | 25.0 | 82 | 13.8 | 72 |
| 18-Aug | 1005.7 | 31.1 | 28.5 | 26.7 | 26.0 | 25.0 | 82 | 15.5 | 70 |
| 19-Aug | 1005.7 | 31.3 | 28.6 | 26.7 | 26.0 | 24.9 | 81 | 14.7 | 69 |
| 20-Aug | 1005.5 | 31.4 | 28.7 | 26.7 | 26.1 | 25.0 | 81 | 16.2 | 68 |
| 21-Aug | 1005.5 | 31.4 | 28.7 | 26.7 | 26.1 | 25.0 | 81 | 17.1 | 67 |
| 22-Aug | 1005.5 | 31.3 | 28.7 | 26.7 | 26.1 | 25.0 | 81 | 17.6 | 67 |
| 23-Aug | 1005.6 | 31.4 | 28.7 | 26.7 | 26.0 | 24.9 | 81 | 16.2 | 67 |
| 24-Aug | 1005.9 | 31.4 | 28.7 | 26.6 | 26.0 | 24.9 | 81 | 17.0 | 67 |
| 25-Aug | 1006.1 | 31.4 | 28.6 | 26.6 | 26.0 | 24.9 | 81 | 16.1 | 68 |
| 26-Aug | 1006.2 | 31.3 | 28.6 | 26.6 | 26.0 | 24.9 | 81 | 15.9 | 69 |
| 27-Aug | 1006.3 | 31.3 | 28.6 | 26.6 | 26.0 | 24.8 | 81 | 12.9 | 68 |
| 28-Aug | 1006.2 | 31.3 | 28.7 | 26.7 | 25.9 | 24.8 | 80 | 11.8 | 68 |
| 29-Aug | 1006.2 | 31.3 | 28.7 | 26.7 | 26.0 | 24.8 | 80 | 11.0 | 69 |
| 30-Aug | 1006.3 | 31.3 | 28.7 | 26.8 | 25.9 | 24.8 | 80 | 10.6 | 69 |
| 31-Aug | 1006.4 | 31.3 | 28.7 | 26.8 | 25.9 | 24.7 | 80 | 10.6 | 69 |
| Observed at | Hong Kong Observatory | ||||||||
| Date | Bright Sunshine Duration (hours) Figure |
Wind Figure |
Sea Temperature Figure |
||
|---|---|---|---|---|---|
| Prevailing Direction (degrees) |
Mean Speed (km/h) |
AM (deg. C) |
PM (deg. C) |
||
| 1-Aug | 6.4 | 230 | 22 | 26.6 | 27.0 |
| 2-Aug | 6.2 | 230 | 22 | 26.6 | 27.0 |
| 3-Aug | 6.0 | 230 | 21 | 26.6 | 27.0 |
| 4-Aug | 5.8 | 230 | 20 | 26.6 | 26.9 |
| 5-Aug | 5.9 | 240 | 19 | 26.6 | 27.0 |
| 6-Aug | 6.2 | 240 | 19 | 26.6 | 27.0 |
| 7-Aug | 6.4 | 230 | 19 | 26.7 | 27.1 |
| 8-Aug | 6.1 | 230 | 19 | 26.7 | 27.1 |
| 9-Aug | 5.9 | 230 | 19 | 26.7 | 27.1 |
| 10-Aug | 5.6 | 230 | 19 | 26.6 | 27.0 |
| 11-Aug | 5.2 | 230 | 21 | 26.6 | 27.0 |
| 12-Aug | 5.0 | 230 | 19 | 26.6 | 27.0 |
| 13-Aug | 5.3 | 230 | 19 | 26.6 | 27.0 |
| 14-Aug | 5.2 | 230 | 19 | 26.5 | 26.9 |
| 15-Aug | 5.3 | 230 | 18 | 26.5 | 26.9 |
| 16-Aug | 5.5 | 230 | 18 | 26.5 | 26.9 |
| 17-Aug | 5.7 | 230 | 18 | 26.5 | 26.8 |
| 18-Aug | 5.7 | 230 | 17 | 26.4 | 26.8 |
| 19-Aug | 6.1 | 230 | 17 | 26.3 | 26.8 |
| 20-Aug | 6.2 | 230 | 18 | 26.4 | 26.8 |
| 21-Aug | 6.2 | 230 | 18 | 26.4 | 26.8 |
| 22-Aug | 6.1 | 230 | 18 | 26.4 | 26.9 |
| 23-Aug | 6.1 | 230 | 18 | 26.5 | 27.0 |
| 24-Aug | 6.2 | 230 | 18 | 26.6 | 27.1 |
| 25-Aug | 6.0 | 230 | 17 | 26.6 | 27.1 |
| 26-Aug | 5.9 | 230 | 18 | 26.6 | 27.1 |
| 27-Aug | 6.1 | 90 | 18 | 26.7 | 27.1 |
| 28-Aug | 6.2 | 90 | 18 | 26.7 | 27.1 |
| 29-Aug | 5.9 | 90 | 18 | 26.7 | 27.1 |
| 30-Aug | 6.0 | 230 | 18 | 26.8 | 27.2 |
| 31-Aug | 5.8 | 90 | 17 | 26.8 | 27.2 |
| Observed at | King's Park | Waglan Island | North Point | ||
Figure 1. Daily Normals mean pressure at August (1991-2020)
Figure 2. Daily Normals air temperature at August (1991-2020)
Figure 3. Daily Normals wet-bulb temperature and dew point temperature at August (1991-2020)
Figure 4. Daily Normals relative humdity at August (1991-2020)
Figure 5. Daily Normals mean daily rainfall at August (1991-2020)
Figure 6. Daily Normals mean daily Bright Sunshine Duration at August (1991-2020)
Figure 7. Daily Normals mean wind at August (1991-2020)
Figure 8. Daily Normals mean sea temperature at August (1991-2020)