EXTRACT OF METEOROLOGICAL OBSERVATIONS FOR HONG KONG, JANUARY 2002
EXTRACT OF METEOROLOGICAL OBSERVATIONS FOR HONG KONG,
JANUARY 2002
| Date JANUARY |
Mean Pressure (hPa) |
Air Temperature | Mean Dew Point Temperature (deg. C) |
Mean Relative Humidity (%) |
Mean Amount of Cloud (%) |
Total Rainfall (mm) | ||
|---|---|---|---|---|---|---|---|---|
| Maximum (deg. C) |
Mean (deg. C) |
Minimum (deg. C) | ||||||
| 1 | 1020.9 | 22.5 | 18.9 | 16.4 | 11.5 | 63 | 23 | - |
| 2 | 1025.4 | 20.0 | 18.1 | 16.4 | 7.6 | 51 | 8 | - |
| 3 | 1025.7 | 18.8 | 16.4 | 14.3 | 7.4 | 55 | 14 | - |
| 4 | 1024.6 | 19.8 | 16.9 | 14.7 | 10.4 | 66 | 7 | - |
| 5 | 1021.8 | 21.2 | 18.0 | 15.0 | 8.4 | 55 | 15 | - |
| 6 | 1022.3 | 20.8 | 18.5 | 16.8 | 13.5 | 73 | 18 | - |
| 7 | 1023.2 | 22.2 | 19.2 | 16.5 | 13.2 | 69 | 6 | - |
| 8 | 1025.1 | 19.8 | 18.3 | 17.3 | 11.2 | 64 | 8 | - |
| 9 | 1024.7 | 17.8 | 17.0 | 15.7 | 12.5 | 75 | 32 | - |
| 10 | 1021.2 | 20.8 | 18.1 | 16.0 | 15.1 | 82 | 57 | - |
| 11 | 1017.8 | 22.0 | 19.2 | 16.9 | 15.8 | 81 | 18 | - |
| 12 | 1017.8 | 22.1 | 20.2 | 18.6 | 17.4 | 84 | 84 | - |
| 13 | 1016.9 | 23.7 | 21.5 | 19.7 | 17.8 | 80 | 82 | - |
| 14 | 1014.7 | 22.7 | 21.2 | 20.0 | 18.4 | 84 | 89 | 1.7 |
| 15 | 1014.3 | 20.2 | 19.7 | 18.9 | 18.5 | 93 | 98 | 1.0 |
| 16 | 1014.1 | 24.7 | 21.6 | 19.9 | 19.5 | 88 | 56 | - |
| 17 | 1013.2 | 23.6 | 20.6 | 18.4 | 18.7 | 89 | 47 | Trace |
| 18 | 1014.0 | 20.5 | 19.6 | 18.8 | 18.0 | 90 | 92 | 1.9 |
| 19 | 1017.4 | 19.6 | 17.5 | 16.8 | 15.6 | 89 | 92 | 0.5 |
| 20 | 1020.0 | 17.5 | 15.8 | 12.2 | 12.5 | 80 | 93 | - |
| 21 | 1022.3 | 15.7 | 12.9 | 9.5 | 4.4 | 57 | 4 | - |
| 22 | 1023.0 | 16.6 | 14.3 | 11.7 | 6.3 | 59 | 45 | - |
| 23 | 1023.1 | 17.0 | 15.8 | 14.2 | 8.8 | 63 | 60 | - |
| 24 | 1020.0 | 17.2 | 16.3 | 15.5 | 11.9 | 76 | 92 | - |
| 25 | 1016.0 | 18.0 | 16.5 | 14.7 | 14.5 | 88 | 100 | 0.2 |
| 26 | 1017.6 | 15.5 | 14.2 | 12.4 | 11.6 | 85 | 95 | 13.7 |
| 27 | 1020.8 | 13.3 | 12.2 | 11.0 | 11.0 | 93 | 99 | 6.0 |
| 28 | 1023.4 | 13.4 | 12.6 | 11.5 | 10.0 | 84 | 96 | Trace |
| 29 | 1025.6 | 15.8 | 13.8 | 11.9 | 9.5 | 76 | 90 | Trace |
| 30 | 1025.0 | 17.0 | 15.3 | 13.8 | 10.5 | 73 | 48 | - |
| 31 | 1024.0 | 17.6 | 15.9 | 14.2 | 11.9 | 77 | 27 | - |
| Mean/Total | 1020.5 | 19.3 | 17.3 | 15.5 | 12.7 | 75 | 55 | 25.0 |
| Normal | 1020.2 | 18.6 | 15.8 | 13.6 | 10.2 | 71 | 58 | 23.4 |
| Station | Hong Kong Observatory | |||||||
| Date JANUARY |
Total Bright Sunshine (hours) |
Daily Global Solar Radiation (MJ/m2) |
Total Evaporation (mm) |
Prevailing Wind Direction (degrees) |
Mean Wind Speed (km/h) |
|---|---|---|---|---|---|
| 1 | 8.6 | 12.40 | 3.0 | 010 | 7.3 |
| 2 | 9.0 | 13.74 | 3.3 | 050 | 21.8 |
| 3 | 9.2 | 14.18 | 2.3 | 020 | 17.0 |
| 4 | 9.4 | 13.68 | 2.3 | 040 | 10.9 |
| 5 | 9.4 | 13.03 | 2.3 | 010 | 5.4 |
| 6 | 9.7 | 14.97 | 2.5 | 040 | 15.5 |
| 7 | 8.3 | 11.49 | 2.8 | 060 | 4.9 |
| 8 | 8.6 | 13.38 | 2.5 | 060 | 28.6 |
| 9 | 9.0 | 14.33 | 2.4 | 060 | 30.3 |
| 10 | 8.9 | 14.13 | 1.9 | 050 | 12.1 |
| 11 | 8.4 | 12.42 | 1.8 | 230 | 5.1 |
| 12 | 1.6 | 9.15 | 1.6 | 030 | 13.0 |
| 13 | 5.1 | 12.65 | 2.9 | 040 | 18.1 |
| 14 | 0.4 | 5.26 | 0.7 | 030 | 18.2 |
| 15 | - | 3.47 | 0.4 | 030 | 22.0 |
| 16 | 7.2 | 12.90 | 2.3 | 030 | 9.0 |
| 17 | 7.6 | 13.86 | 2.8 | 070 | 12.4 |
| 18 | 0.2 | 6.51 | 1.4 | 060 | 25.6 |
| 19 | - | 3.40 | 1.4 | 030 | 23.0 |
| 20 | - | 4.74 | 2.5 | 010 | 24.3 |
| 21 | 9.9 | 15.92 | 3.5 | 010 | 30.4 |
| 22 | 8.5 | 13.43 | 2.4 | 010 | 22.6 |
| 23 | 7.5 | 13.69 | 2.9 | 070 | 32.5 |
| 24 | - | 3.12 | 1.1 | 070 | 40.1 |
| 25 | - | 4.96 | 0.5 | 070 | 25.5 |
| 26 | 0.2 | 2.39 | 1.3 | 010 | 20.7 |
| 27 | - | 1.53 | 0.3 | 010 | 23.7 |
| 28 | - | 1.93 | 0.8 | 010 | 22.3 |
| 29 | - | 7.33 | 1.4 | 010 | 23.5 |
| 30 | 6.5 | 14.33 | 2.5 | 060 | 23.8 |
| 31 | 8.7 | 15.24 | 2.5 | 070 | 30.1 |
| Mean/Total | 161.9 | 10.11 | 62.3 | 020 | 20.0 |
| Normal | 152.4 | 11.63 | 97.5 | 070 | 24.0 |
| Station | King's Park | Waglan Island^ | |||
The minimum pressure recorded at the Hong Kong Observatory was 1011.8 hectopascals at 1545 HKT on 17 January.
The maximum air temperature recorded at the Hong Kong Observatory was 24.7 degrees C at 1534 HKT on 16 January.
The minimum air temperature recorded at the Hong Kong Observatory was 9.5 degrees C at 0644 HKT on 21 January.
The maximum gust peak speed recorded at Waglan Island was 59 kilometres per hour from 080 degrees at 0643 HKT on 24 January.
The maximum instantaneous rate of rainfall recorded at King's Park was 26 millimetres per hour at 1336 HKT on 26 January.
^ In case the data are not available from Waglan Island, observations of Cheung Chau or other nearby weather stations will be incorporated in computing the Prevailing Wind Direction and Mean Wind Speed.