Daily Normals of Meteorological Elements for Hong Kong, January 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) |
|||||
| Jan 01 | 1019.9 | 18.8 | 16.0 | 13.8 | 70 | 1.3 | 58 |
| Jan 02 | 1020.1 | 18.7 | 15.9 | 13.7 | 69 | 1.2 | 57 |
| Jan 03 | 1020.5 | 18.5 | 15.7 | 13.5 | 68 | 1.0 | 56 |
| Jan 04 | 1020.7 | 18.4 | 15.7 | 13.6 | 68 | 1.1 | 56 |
| Jan 05 | 1020.8 | 18.6 | 15.8 | 13.6 | 68 | 1.0 | 54 |
| Jan 06 | 1020.9 | 18.7 | 15.9 | 13.7 | 67 | 1.1 | 53 |
| Jan 07 | 1020.8 | 18.8 | 16.0 | 13.8 | 68 | 0.7 | 52 |
| Jan 08 | 1020.6 | 18.9 | 16.1 | 13.9 | 68 | 0.5 | 51 |
| Jan 09 | 1020.6 | 19.0 | 16.1 | 13.8 | 68 | 0.4 | 49 |
| Jan 10 | 1020.6 | 18.9 | 16.0 | 13.7 | 68 | 0.3 | 49 |
| Jan 11 | 1020.5 | 18.8 | 15.8 | 13.6 | 68 | 0.2 | 51 |
| Jan 12 | 1020.5 | 18.6 | 15.7 | 13.5 | 69 | 0.3 | 52 |
| Jan 13 | 1020.5 | 18.5 | 15.6 | 13.3 | 69 | 0.5 | 52 |
| Jan 14 | 1020.6 | 18.4 | 15.5 | 13.2 | 70 | 0.7 | 52 |
| Jan 15 | 1020.5 | 18.3 | 15.4 | 13.1 | 71 | 0.8 | 53 |
| Jan 16 | 1020.4 | 18.3 | 15.4 | 13.2 | 71 | 0.7 | 54 |
| Jan 17 | 1020.4 | 18.4 | 15.5 | 13.1 | 71 | 0.7 | 53 |
| Jan 18 | 1020.3 | 18.5 | 15.6 | 13.3 | 71 | 0.7 | 55 |
| Jan 19 | 1020.1 | 18.7 | 15.7 | 13.5 | 72 | 0.6 | 58 |
| Jan 20 | 1020.0 | 18.8 | 15.9 | 13.7 | 73 | 0.5 | 60 |
| Jan 21 | 1019.9 | 18.8 | 15.9 | 13.7 | 73 | 0.8 | 59 |
| Jan 22 | 1019.8 | 19.0 | 16.1 | 13.9 | 74 | 0.7 | 61 |
| Jan 23 | 1019.8 | 19.1 | 16.2 | 14.0 | 74 | 0.6 | 62 |
| Jan 24 | 1019.8 | 19.0 | 16.2 | 14.0 | 74 | 0.7 | 63 |
| Jan 25 | 1019.8 | 19.0 | 16.1 | 14.0 | 74 | 0.8 | 63 |
| Jan 26 | 1019.7 | 18.9 | 16.1 | 14.1 | 74 | 0.5 | 66 |
| Jan 27 | 1019.5 | 18.9 | 16.1 | 14.1 | 75 | 0.7 | 67 |
| Jan 28 | 1019.3 | 18.7 | 16.0 | 14.0 | 76 | 0.9 | 69 |
| Jan 29 | 1019.4 | 18.3 | 15.6 | 13.6 | 76 | 1.3 | 69 |
| Jan 30 | 1019.4 | 17.9 | 15.3 | 13.2 | 76 | 1.3 | 70 |
| Jan 31 | 1019.6 | 17.8 | 15.1 | 13.0 | 75 | 1.5 | 70 |
| Observed at | Hong Kong Observatory | ||||||
| Date | Bright Sunshine Duration (hours) Figure |
Wind Figure | |
|---|---|---|---|
| Prevailing Direction (degrees) |
Mean Speed (km/h) |
||
| Jan 01 | 4.8 | 070 | 25 |
| Jan 02 | 4.9 | 360 | 25 |
| Jan 03 | 5.1 | 010 | 26 |
| Jan 04 | 5.1 | 010 | 25 |
| Jan 05 | 5.3 | 010 | 24 |
| Jan 06 | 5.5 | 010 | 24 |
| Jan 07 | 5.6 | 070 | 23 |
| Jan 08 | 5.7 | 070 | 22 |
| Jan 09 | 5.9 | 070 | 22 |
| Jan 10 | 5.7 | 070 | 22 |
| Jan 11 | 5.5 | 070 | 23 |
| Jan 12 | 5.3 | 070 | 24 |
| Jan 13 | 5.3 | 070 | 24 |
| Jan 14 | 5.2 | 070 | 24 |
| Jan 15 | 5.3 | 070 | 25 |
| Jan 16 | 5.3 | 070 | 25 |
| Jan 17 | 5.5 | 080 | 24 |
| Jan 18 | 5.4 | 070 | 24 |
| Jan 19 | 5.1 | 070 | 24 |
| Jan 20 | 5.0 | 070 | 24 |
| Jan 21 | 5.0 | 070 | 24 |
| Jan 22 | 4.8 | 070 | 24 |
| Jan 23 | 4.6 | 070 | 23 |
| Jan 24 | 4.5 | 070 | 23 |
| Jan 25 | 4.5 | 070 | 22 |
| Jan 26 | 4.2 | 070 | 23 |
| Jan 27 | 4.1 | 070 | 23 |
| Jan 28 | 3.8 | 070 | 24 |
| Jan 29 | 3.7 | 070 | 25 |
| Jan 30 | 3.3 | 070 | 24 |
| Jan 31 | 3.5 | 070 | 24 |
| Observed at | King's Park | Waglan Island | |
Figure 1. Daily Normals mean pressure at January (1961-1990)
Figure 2. Daily Normals air temperature at January (1961-1990)
Figure 3. Figure 3. Daily Normals relative humdity at January (1961-1990)
Figure 4. Daily Normals mean daily rainfall at January (1961-1990)
Figure 5. Daily Normals mean daily Bright Sunshine Duration at January (1961-1990)
Figure 6. Daily Normals mean wind at January (1961-1990)