Daily Normals of Meteorological Elements for Hong Kong, September 1971-2000
in the 30 years from 1971 to 2000 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 Sep | 1007.1 | 31.0 | 28.3 | 26.3 | 25.7 | 24.6 | 81 | 11.2 | 66 |
| 2 Sep | 1007.3 | 31.0 | 28.3 | 26.2 | 25.7 | 24.6 | 81 | 11.9 | 66 |
| 3 Sep | 1007.4 | 30.9 | 28.3 | 26.3 | 25.7 | 24.6 | 81 | 10.8 | 66 |
| 4 Sep | 1007.4 | 30.9 | 28.3 | 26.2 | 25.7 | 24.6 | 81 | 11.2 | 66 |
| 5 Sep | 1007.5 | 30.8 | 28.2 | 26.2 | 25.7 | 24.6 | 81 | 11.0 | 66 |
| 6 Sep | 1007.7 | 30.8 | 28.2 | 26.2 | 25.6 | 24.5 | 81 | 10.6 | 66 |
| 7 Sep | 1007.9 | 30.8 | 28.2 | 26.1 | 25.6 | 24.4 | 81 | 10.2 | 65 |
| 8 Sep | 1008.2 | 30.8 | 28.1 | 26.1 | 25.4 | 24.3 | 80 | 10.1 | 63 |
| 9 Sep | 1008.5 | 30.8 | 28.1 | 26.1 | 25.3 | 24.0 | 79 | 8.5 | 60 |
| 10 Sep | 1008.5 | 30.9 | 28.1 | 26.0 | 25.1 | 23.8 | 78 | 7.9 | 59 |
| 11 Sep | 1008.5 | 30.8 | 28.1 | 26.0 | 25.0 | 23.6 | 78 | 7.6 | 59 |
| 12 Sep | 1008.6 | 30.8 | 28.0 | 25.9 | 24.9 | 23.4 | 77 | 9.3 | 59 |
| 13 Sep | 1008.7 | 30.7 | 27.9 | 25.9 | 24.8 | 23.4 | 77 | 8.4 | 60 |
| 14 Sep | 1008.7 | 30.7 | 27.9 | 25.9 | 24.8 | 23.4 | 77 | 10.6 | 62 |
| 15 Sep | 1008.9 | 30.6 | 27.9 | 25.8 | 24.8 | 23.3 | 77 | 10.5 | 63 |
| 16 Sep | 1008.9 | 30.4 | 27.8 | 25.8 | 24.7 | 23.3 | 77 | 10.0 | 65 |
| 17 Sep | 1009.0 | 30.3 | 27.7 | 25.8 | 24.6 | 23.2 | 77 | 9.0 | 67 |
| 18 Sep | 1009.1 | 30.2 | 27.6 | 25.6 | 24.5 | 23.0 | 77 | 9.2 | 68 |
| 19 Sep | 1009.4 | 30.0 | 27.5 | 25.5 | 24.4 | 22.9 | 77 | 7.5 | 68 |
| 20 Sep | 1009.6 | 29.8 | 27.4 | 25.3 | 24.2 | 22.7 | 77 | 7.9 | 68 |
| 21 Sep | 1009.9 | 29.7 | 27.2 | 25.1 | 24.1 | 22.5 | 77 | 9.6 | 67 |
| 22 Sep | 1010.1 | 29.5 | 27.1 | 25.0 | 24.0 | 22.5 | 77 | 9.2 | 67 |
| 23 Sep | 1010.4 | 29.3 | 26.9 | 24.9 | 23.9 | 22.5 | 78 | 11.0 | 67 |
| 24 Sep | 1010.6 | 29.2 | 26.8 | 24.8 | 23.9 | 22.5 | 78 | 12.1 | 67 |
| 25 Sep | 1010.9 | 29.1 | 26.7 | 24.9 | 23.9 | 22.5 | 78 | 11.2 | 67 |
| 26 Sep | 1011.2 | 29.1 | 26.7 | 24.9 | 23.8 | 22.5 | 79 | 9.1 | 67 |
| 27 Sep | 1011.4 | 29.0 | 26.6 | 24.8 | 23.8 | 22.5 | 79 | 9.6 | 66 |
| 28 Sep | 1011.5 | 29.1 | 26.6 | 24.8 | 23.8 | 22.4 | 78 | 8.0 | 65 |
| 29 Sep | 1011.6 | 29.1 | 26.7 | 24.8 | 23.8 | 22.4 | 78 | 5.8 | 63 |
| 30 Sep | 1011.8 | 29.1 | 26.6 | 24.8 | 23.7 | 22.3 | 78 | 6.2 | 61 |
| 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 Sep | 5.9 | 090 | 17.0 | 27.0 | 27.3 |
| 2 Sep | 6.0 | 090 | 17.0 | 27.0 | 27.4 |
| 3 Sep | 6.0 | 090 | 19.0 | 27.0 | 27.4 |
| 4 Sep | 6.1 | 090 | 20.0 | 27.0 | 27.3 |
| 5 Sep | 6.2 | 090 | 21.0 | 27.0 | 27.3 |
| 6 Sep | 6.3 | 100 | 22.0 | 26.9 | 27.4 |
| 7 Sep | 6.4 | 100 | 22.0 | 26.9 | 27.4 |
| 8 Sep | 6.5 | 100 | 20.0 | 26.9 | 27.4 |
| 9 Sep | 6.7 | 090 | 19.0 | 27.0 | 27.5 |
| 10 Sep | 6.6 | 090 | 18.0 | 27.1 | 27.5 |
| 11 Sep | 6.5 | 090 | 19.0 | 27.1 | 27.5 |
| 12 Sep | 6.3 | 090 | 20.0 | 27.2 | 27.5 |
| 13 Sep | 6.2 | 090 | 21.0 | 27.2 | 27.6 |
| 14 Sep | 6.0 | 090 | 22.0 | 27.3 | 27.7 |
| 15 Sep | 6.0 | 090 | 22.0 | 27.3 | 27.7 |
| 16 Sep | 5.8 | 090 | 23.0 | 27.3 | 27.7 |
| 17 Sep | 5.6 | 090 | 24.0 | 27.4 | 27.7 |
| 18 Sep | 5.4 | 090 | 26.0 | 27.4 | 27.7 |
| 19 Sep | 5.2 | 090 | 27.0 | 27.4 | 27.7 |
| 20 Sep | 5.2 | 090 | 27.0 | 27.4 | 27.7 |
| 21 Sep | 5.1 | 090 | 27.0 | 27.4 | 27.6 |
| 22 Sep | 5.0 | 090 | 26.0 | 27.4 | 27.6 |
| 23 Sep | 4.9 | 090 | 26.0 | 27.4 | 27.7 |
| 24 Sep | 4.9 | 090 | 26.0 | 27.3 | 27.6 |
| 25 Sep | 5.0 | 090 | 26.0 | 27.3 | 27.6 |
| 26 Sep | 5.0 | 090 | 26.0 | 27.3 | 27.7 |
| 27 Sep | 5.1 | 090 | 26.0 | 27.2 | 27.7 |
| 28 Sep | 5.3 | 090 | 26.0 | 27.2 | 27.6 |
| 29 Sep | 5.6 | 090 | 27.0 | 27.3 | 27.6 |
| 30 Sep | 5.6 | 090 | 27.0 | 27.2 | 27.6 |
| Observed at | King's Park |
Waglan Island | North Point | ||
Figure 1. Daily Normals mean pressure at September (1971-2000)
Figure 2. Daily Normals air temperature at September (1971-2000)
Figure 3. Daily Normals wet-bulb temperature and dew point temperature at September (1971-2000)
Figure 4. Daily Normals relative humdity at September (1971-2000)
Figure 5. Daily Normals mean daily rainfall at September (1971-2000)
Figure 6. Daily Normals mean daily Bright Sunshine Duration at September (1971-2000)
Figure 7. Daily Normals mean wind at September (1971-2000)
Figure 8. Daily Normals mean sea temperature at September (1975-2004)