EXTRACT OF METEOROLOGICAL OBSERVATIONS FOR HONG KONG, JUNE 2004
EXTRACT OF METEOROLOGICAL OBSERVATIONS FOR HONG KONG,
JUNE 2004
| Date JUNE |
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 | 1012.8 | 30.9 | 28.2 | 26.6 | 24.5 | 81 | 76 | - |
| 2 | 1011.6 | 30.1 | 27.9 | 26.2 | 25.0 | 84 | 77 | 7.7 |
| 3 | 1010.4 | 29.9 | 28.1 | 27.0 | 24.6 | 82 | 74 | Trace |
| 4 | 1009.8 | 29.7 | 27.7 | 26.6 | 23.2 | 77 | 56 | Trace |
| 5 | 1008.3 | 28.4 | 27.1 | 26.4 | 23.2 | 80 | 84 | Trace |
| 6 | 1008.1 | 27.8 | 26.2 | 25.0 | 23.6 | 86 | 91 | 8.3 |
| 7 | 1008.0 | 27.6 | 26.0 | 24.5 | 23.7 | 87 | 94 | 1.2 |
| 8 | 1008.4 | 29.4 | 27.1 | 26.0 | 22.8 | 78 | 78 | Trace |
| 9 | 1009.0 | 30.4 | 27.9 | 26.0 | 23.4 | 77 | 56 | Trace |
| 10 | 1010.9 | 29.1 | 27.4 | 26.1 | 23.0 | 77 | 51 | - |
| 11 | 1012.1 | 29.1 | 27.3 | 25.9 | 21.2 | 70 | 36 | - |
| 12 | 1012.9 | 29.6 | 27.5 | 26.3 | 21.6 | 71 | 53 | - |
| 13 | 1012.4 | 30.1 | 27.8 | 26.3 | 20.3 | 65 | 31 | - |
| 14 | 1010.3 | 30.2 | 27.6 | 26.1 | 22.4 | 74 | 34 | - |
| 15 | 1009.1 | 28.3 | 27.0 | 25.8 | 24.8 | 88 | 79 | 27.9 |
| 16 | 1007.3 | 30.0 | 28.2 | 26.5 | 24.9 | 82 | 83 | 2.9 |
| 17 | 1007.6 | 31.2 | 29.0 | 27.6 | 25.2 | 80 | 71 | Trace |
| 18 | 1005.2 | 31.3 | 29.1 | 27.6 | 25.0 | 79 | 60 | Trace |
| 19 | 1002.4 | 32.3 | 29.9 | 28.4 | 25.2 | 76 | 60 | Trace |
| 20 | 1003.2 | 33.2 | 29.9 | 25.6 | 25.7 | 78 | 69 | 34.2 |
| 21 | 1003.8 | 31.8 | 28.6 | 25.3 | 25.6 | 85 | 82 | 27.0 |
| 22 | 1002.9 | 32.2 | 29.9 | 27.6 | 25.8 | 79 | 82 | 8.7 |
| 23 | 1001.3 | 31.3 | 29.4 | 27.3 | 25.8 | 81 | 84 | 9.7 |
| 24 | 1002.1 | 32.6 | 30.2 | 28.9 | 25.5 | 76 | 78 | Trace |
| 25 | 1002.6 | 32.6 | 30.2 | 28.6 | 25.3 | 75 | 66 | Trace |
| 26 | 1003.6 | 32.6 | 29.9 | 28.0 | 25.6 | 78 | 62 | 1.6 |
| 27 | 1005.4 | 31.5 | 29.6 | 28.1 | 25.8 | 80 | 64 | 0.2 |
| 28 | 1004.1 | 32.7 | 30.4 | 28.3 | 25.0 | 74 | 57 | Trace |
| 29 | 999.9 | 34.2 | 31.4 | 29.2 | 25.6 | 72 | 36 | - |
| 30 | 998.3 | 32.9 | 30.4 | 27.4 | 26.7 | 81 | 57 | 15.3 |
| Mean/Total | 1006.8 | 30.8 | 28.6 | 26.8 | 24.3 | 78 | 66 | 144.7 |
| Normal | 1006.0 | 30.3 | 27.8 | 25.9 | 24.4 | 82 | 75 | 376.0 |
| Station | Hong Kong Observatory | |||||||
| Date JUNE |
Total Bright Sunshine (hours) |
Daily Global Solar Radiation (MJ/m2) |
Total Evaporation (mm) |
Prevailing Wind Direction (degrees) |
Mean Wind Speed (km/h) |
|---|---|---|---|---|---|
| 1 | 4.4 | 16.03 | 5.9 | 100 | 16.4 |
| 2 | 7.3 | 20.73# | 4.9 | 100 | 19.0 |
| 3 | 8.7 | 18.50 | 5.6 | 100 | 20.7 |
| 4 | 9.8 | 22.95 | 6.8 | 090 | 31.5 |
| 5 | 2.3 | 13.10 | 3.8 | 100 | 24.7* |
| 6 | - | 6.15 | 1.2 | 090 | 15.4 |
| 7 | 0.1 | 5.16 | 3.4 | 010 | 7.1 |
| 8 | 2.0 | 13.72 | 2.7 | 020 | 11.3 |
| 9 | 6.4 | 13.59 | 4.0 | 160 | 9.6 |
| 10 | 10.3 | 20.97 | 5.8 | 100 | 19.8 |
| 11 | 10.4 | 20.85 | 7.0 | 090 | 34.8 |
| 12 | 8.3 | 19.32 | 6.0 | 090 | 32.8 |
| 13 | 11.9 | 25.19 | 6.7 | 090 | 26.0 |
| 14 | 10.1 | 23.41 | 11.8 | 100 | 17.6 |
| 15 | 2.6 | 9.90 | 2.8 | 120 | 19.1 |
| 16 | 1.4 | 7.69 | 3.0 | 220 | 20.6 |
| 17 | 5.7 | 15.32 | 3.0 | 170 | 12.0 |
| 18 | 9.2 | 17.82 | 4.6 | 230 | 16.2 |
| 19 | 10.0 | 22.09 | 5.3 | 240 | 29.3 |
| 20 | 7.1 | 21.48 | 8.4 | 240 | 30.1 |
| 21 | 3.3 | 14.65 | 3.6 | 230 | 17.6 |
| 22 | 5.6 | 18.93 | 4.1 | 230 | 22.8 |
| 23 | 3.4 | 10.99 | 3.0 | 200 | 29.9 |
| 24 | 7.5 | 19.04 | 5.3 | 180 | 23.6 |
| 25 | 11.3 | 23.22 | 6.9 | 170 | 20.4 |
| 26 | 10.1 | 20.06 | 4.9 | 150 | 17.9 |
| 27 | 11.4 | 24.19 | 6.7 | 140 | 13.7 |
| 28 | 9.5 | 21.78 | 5.5 | 230 | 12.6 |
| 29 | 9.6 | 21.46 | 6.4 | 280 | 20.3 |
| 30 | 5.6 | 11.33 | 3.5 | 130 | 10.5 |
| Mean/Total | 205.3 | 17.32 | 152.6 | 100 | 20.1 |
| Normal | 161.1 | 16.55 | 143.9 | 090 | 21.6 |
| Station | King's Park | Waglan Island^ | |||
The minimum pressure recorded at the Hong Kong Observatory was 996.2 hectopascals at 1638 HKT on 30 June.
The maximum air temperature recorded at the Hong Kong Observatory was 34.2 degrees C at 1600 HKT on 29 June.
The minimum air temperature recorded at the Hong Kong Observatory was 24.5 degrees C at 0920 HKT on 7 June.
The maximum gust peak speed recorded at Waglan Island was 56 kilometres per hour from 070 degrees at 0750 HKT and 080 degrees at 0819 HKT on 11 June.
The maximum instantaneous rate of rainfall recorded at King's Park was 80 millimetres per hour at 0835 HKT on 15 June.
^ 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.
*Wind data recorded at Cheung Chau were used due to interruption of power supply at Waglan Island.
#Value estimated from incomplete data.