Daily Normals of Meteorological Elements for Hong Kong, July 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) |
|||||
| Jul 01 | 1005.0 | 31.3 | 28.7 | 26.7 | 82 | 10.8 | 70 |
| Jul 02 | 1005.2 | 31.3 | 28.7 | 26.7 | 81 | 11.3 | 69 |
| Jul 03 | 1005.5 | 31.4 | 28.8 | 26.7 | 81 | 10.3 | 68 |
| Jul 04 | 1005.7 | 31.4 | 28.8 | 26.8 | 81 | 9.8 | 66 |
| Jul 05 | 1005.8 | 31.6 | 28.9 | 26.9 | 81 | 8.4 | 64 |
| Jul 06 | 1005.8 | 31.8 | 29.0 | 27.0 | 80 | 6.7 | 63 |
| Jul 07 | 1005.7 | 31.8 | 29.1 | 27.0 | 80 | 5.8 | 62 |
| Jul 08 | 1005.6 | 31.9 | 29.1 | 27.0 | 79 | 5.6 | 62 |
| Jul 09 | 1005.5 | 32.0 | 29.1 | 27.0 | 79 | 6.4 | 63 |
| Jul 10 | 1005.5 | 31.9 | 29.1 | 27.0 | 79 | 8.3 | 64 |
| Jul 11 | 1005.6 | 31.8 | 29.0 | 26.9 | 79 | 9.3 | 65 |
| Jul 12 | 1005.8 | 31.7 | 28.9 | 26.7 | 80 | 10.8 | 65 |
| Jul 13 | 1005.9 | 31.6 | 28.8 | 26.6 | 80 | 11.0 | 65 |
| Jul 14 | 1006.0 | 31.6 | 28.8 | 26.6 | 80 | 10.5 | 64 |
| Jul 15 | 1005.9 | 31.6 | 28.8 | 26.6 | 80 | 9.9 | 63 |
| Jul 16 | 1005.8 | 31.7 | 28.8 | 26.5 | 80 | 10.4 | 62 |
| Jul 17 | 1005.6 | 31.7 | 28.8 | 26.5 | 80 | 11.3 | 63 |
| Jul 18 | 1005.5 | 31.7 | 28.8 | 26.6 | 80 | 11.3 | 63 |
| Jul 19 | 1005.6 | 31.6 | 28.8 | 26.5 | 81 | 10.9 | 64 |
| Jul 20 | 1005.6 | 31.6 | 28.7 | 26.4 | 81 | 12.8 | 65 |
| Jul 21 | 1005.7 | 31.5 | 28.7 | 26.4 | 81 | 11.8 | 66 |
| Jul 22 | 1005.8 | 31.5 | 28.7 | 26.5 | 81 | 9.7 | 67 |
| Jul 23 | 1005.5 | 31.5 | 28.7 | 26.5 | 81 | 10.8 | 67 |
| Jul 24 | 1005.1 | 31.4 | 28.7 | 26.5 | 81 | 12.0 | 68 |
| Jul 25 | 1005.0 | 31.3 | 28.6 | 26.5 | 81 | 10.5 | 68 |
| Jul 26 | 1004.7 | 31.2 | 28.5 | 26.4 | 81 | 11.9 | 67 |
| Jul 27 | 1004.3 | 31.2 | 28.5 | 26.3 | 81 | 12.8 | 65 |
| Jul 28 | 1004.2 | 31.2 | 28.4 | 26.2 | 81 | 13.8 | 65 |
| Jul 29 | 1004.3 | 31.2 | 28.4 | 26.2 | 81 | 13.3 | 64 |
| Jul 30 | 1004.3 | 31.3 | 28.4 | 26.2 | 81 | 13.3 | 64 |
| Jul 31 | 1004.2 | 31.3 | 28.4 | 26.2 | 81 | 14.1 | 65 |
| Observed at | Hong Kong Observatory | ||||||
| Date | Bright Sunshine Duration (hours) Figure |
Wind Figure |
|
|---|---|---|---|
| Prevailing Direction (degrees) |
Mean Speed (km/h) |
||
| Jul 01 | 6.4 | 190 | 20 |
| Jul 02 | 6.8 | 230 | 20 |
| Jul 03 | 7.0 | 230 | 20 |
| Jul 04 | 7.4 | 230 | 20 |
| Jul 05 | 7.7 | 230 | 20 |
| Jul 06 | 8.0 | 230 | 20 |
| Jul 07 | 8.0 | 230 | 19 |
| Jul 08 | 8.1 | 230 | 19 |
| Jul 09 | 8.0 | 150 | 19 |
| Jul 10 | 8.0 | 230 | 19 |
| Jul 11 | 7.9 | 230 | 20 |
| Jul 12 | 7.6 | 230 | 20 |
| Jul 13 | 7.7 | 230 | 20 |
| Jul 14 | 7.8 | 230 | 20 |
| Jul 15 | 7.8 | 230 | 20 |
| Jul 16 | 8.0 | 230 | 20 |
| Jul 17 | 8.1 | 230 | 20 |
| Jul 18 | 8.0 | 230 | 20 |
| Jul 19 | 7.9 | 230 | 20 |
| Jul 20 | 7.8 | 230 | 20 |
| Jul 21 | 7.5 | 230 | 20 |
| Jul 22 | 7.4 | 230 | 20 |
| Jul 23 | 7.2 | 230 | 20 |
| Jul 24 | 6.9 | 230 | 21 |
| Jul 25 | 6.7 | 230 | 20 |
| Jul 26 | 6.7 | 230 | 20 |
| Jul 27 | 6.8 | 230 | 20 |
| Jul 28 | 6.7 | 230 | 20 |
| Jul 29 | 6.9 | 230 | 20 |
| Jul 30 | 7.0 | 240 | 19 |
| Jul 31 | 6.9 | 240 | 20 |
| Observed at | King's Park | Waglan Island | |
Figure 1. Daily Normals mean pressure at July (1961-1990)
Figure 2. Daily Normals air temperature at July (1961-1990)
Figure 3. Figure 3. Daily Normals relative humdity at July (1961-1990)
Figure 4. Daily Normals mean daily rainfall at July (1961-1990)
Figure 5. Daily Normals mean daily Bright Sunshine Duration at July (1961-1990)
Figure 6. Daily Normals mean wind at July (1961-1990)