Daily Normals of Meteorological Elements for Hong Kong, August 1961-1990
The below figures represent daily mean values of the weather elements calculated from data
in the 30 years from 1961 to 1990 for the 5-day period centred on the day specified.
in the 30 years from 1961 to 1990 for the 5-day period centred on the day specified.
| Date | Mean Pressure (hPa) Figure |
Air Temperature Figure |
Relative Humidity (%) Figure |
Mean Daily Rainfall (mm) Figure |
Amount of Cloud (%) Figure |
||
|---|---|---|---|---|---|---|---|
| Mean Maximum (deg. C) |
Mean (deg. C) |
Mean Minimum (deg. C) |
|||||
| Aug 01 | 1004.3 | 31.3 | 28.5 | 26.3 | 82 | 14.9 | 67 |
| Aug 02 | 1004.6 | 31.3 | 28.5 | 26.3 | 82 | 13.2 | 68 |
| Aug 03 | 1004.7 | 31.3 | 28.5 | 26.3 | 82 | 13.1 | 69 |
| Aug 04 | 1004.7 | 31.4 | 28.6 | 26.4 | 82 | 12.4 | 68 |
| Aug 05 | 1004.9 | 31.5 | 28.6 | 26.5 | 82 | 9.9 | 66 |
| Aug 06 | 1004.8 | 31.5 | 28.7 | 26.5 | 82 | 8.7 | 66 |
| Aug 07 | 1004.6 | 31.5 | 28.6 | 26.5 | 81 | 9.5 | 65 |
| Aug 08 | 1004.6 | 31.4 | 28.6 | 26.4 | 82 | 11.3 | 66 |
| Aug 09 | 1004.5 | 31.3 | 28.5 | 26.4 | 82 | 14.4 | 68 |
| Aug 10 | 1004.6 | 31.1 | 28.4 | 26.3 | 82 | 15.2 | 69 |
| Aug 11 | 1004.8 | 31.1 | 28.4 | 26.3 | 82 | 14.7 | 69 |
| Aug 12 | 1005.0 | 31.1 | 28.3 | 26.3 | 82 | 13.7 | 67 |
| Aug 13 | 1005.1 | 31.2 | 28.4 | 26.3 | 82 | 11.7 | 66 |
| Aug 14 | 1005.1 | 31.3 | 28.4 | 26.3 | 82 | 11.7 | 65 |
| Aug 15 | 1004.9 | 31.4 | 28.4 | 26.2 | 82 | 14.4 | 65 |
| Aug 16 | 1004.8 | 31.4 | 28.4 | 26.2 | 81 | 14.7 | 66 |
| Aug 17 | 1004.7 | 31.3 | 28.4 | 26.2 | 81 | 15.3 | 66 |
| Aug 18 | 1004.6 | 31.3 | 28.3 | 26.1 | 81 | 16.4 | 67 |
| Aug 19 | 1004.5 | 31.3 | 28.3 | 26.1 | 81 | 16.9 | 67 |
| Aug 20 | 1004.6 | 31.3 | 28.4 | 26.2 | 81 | 14.4 | 66 |
| Aug 21 | 1004.8 | 31.3 | 28.4 | 26.2 | 81 | 14.3 | 65 |
| Aug 22 | 1004.9 | 31.4 | 28.4 | 26.2 | 81 | 14.9 | 65 |
| Aug 23 | 1005.2 | 31.3 | 28.4 | 26.3 | 81 | 15.2 | 65 |
| Aug 24 | 1005.7 | 31.4 | 28.5 | 26.3 | 81 | 11.7 | 64 |
| Aug 25 | 1006.0 | 31.4 | 28.5 | 26.4 | 80 | 10.5 | 64 |
| Aug 26 | 1006.1 | 31.4 | 28.5 | 26.4 | 80 | 9.3 | 64 |
| Aug 27 | 1006.2 | 31.3 | 28.4 | 26.3 | 80 | 8.8 | 64 |
| Aug 28 | 1006.2 | 31.3 | 28.4 | 26.3 | 80 | 7.6 | 64 |
| Aug 29 | 1006.2 | 31.4 | 28.4 | 26.2 | 80 | 8.8 | 64 |
| Aug 30 | 1006.2 | 31.2 | 28.3 | 26.1 | 81 | 11.2 | 65 |
| Aug 31 | 1006.4 | 31.1 | 28.2 | 26.0 | 81 | 12.1 | 66 |
| Observed at | Hong Kong Observatory | ||||||
| Date | Bright Sunshine Duration (hours) Figure |
Wind Figure |
|
|---|---|---|---|
| Prevailing Direction (degrees) |
Mean Speed (km/h) |
||
| Aug 01 | 6.6 | 230 | 19 |
| Aug 02 | 6.5 | 230 | 19 |
| Aug 03 | 6.4 | 230 | 19 |
| Aug 04 | 6.5 | 230 | 18 |
| Aug 05 | 6.9 | 230 | 17 |
| Aug 06 | 6.9 | 230 | 17 |
| Aug 07 | 7.1 | 230 | 18 |
| Aug 08 | 6.9 | 090 | 19 |
| Aug 09 | 6.7 | 100 | 20 |
| Aug 10 | 6.4 | 090 | 21 |
| Aug 11 | 6.6 | 090 | 20 |
| Aug 12 | 6.6 | 090 | 19 |
| Aug 13 | 7.0 | 090 | 18 |
| Aug 14 | 6.9 | 090 | 17 |
| Aug 15 | 6.9 | 090 | 18 |
| Aug 16 | 6.8 | 090 | 18 |
| Aug 17 | 6.7 | 090 | 19 |
| Aug 18 | 6.4 | 090 | 19 |
| Aug 19 | 6.6 | 090 | 20 |
| Aug 20 | 6.7 | 090 | 20 |
| Aug 21 | 6.8 | 230 | 20 |
| Aug 22 | 6.8 | 230 | 20 |
| Aug 23 | 6.8 | 230 | 19 |
| Aug 24 | 6.8 | 230 | 18 |
| Aug 25 | 6.9 | 230 | 17 |
| Aug 26 | 6.8 | 090 | 17 |
| Aug 27 | 6.6 | 090 | 17 |
| Aug 28 | 6.5 | 090 | 16 |
| Aug 29 | 6.5 | 090 | 16 |
| Aug 30 | 6.3 | 090 | 17 |
| Aug 31 | 6.1 | 090 | 17 |
| Observed at | King's Park | Waglan Island | |
Figure 1. Daily Normals mean pressure at August (1961-1990)
Figure 2. Daily Normals air temperature at August (1961-1990)
Figure 3. Figure 3. Daily Normals relative humdity at August (1961-1990)
Figure 4. Daily Normals mean daily rainfall at August (1961-1990)
Figure 5. Daily Normals mean daily Bright Sunshine Duration at August (1961-1990)
Figure 6. Daily Normals mean wind at August (1961-1990)