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EXTRACT OF METEOROLOGICAL OBSERVATIONS FOR HONG KONG,
MARCH 2003

Date
MARCH
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 1012.6 24.9 22.3 20.5 19.7 86 56 -
2 1011.9 22.8 21.5 20.4 19.5 89 82 Trace
3 1009.6 23.6 21.9 20.4 19.9 89 83 0.3
4 1009.4 23.1 20.0 17.7 18.5 91 89 5.5
5 1009.6 19.2 18.1 17.2 17.2 94 99 10.7
6 1012.6 19.6 16.8 12.7 14.9 89 93 7.7
7 1018.3 16.0 13.9 11.5 7.8 67 81 -
8 1021.9 16.8 14.7 12.4 7.7 63 82 -
9 1023.1 15.8 15.1 13.9 9.6 70 90 0.7
10 1023.3 17.5 15.2 12.9 11.7 80 84 1.5
11 1023.0 18.0 16.4 14.6 10.0 66 38 -
12 1023.1 19.9 17.8 16.3 14.4 80 59 -
13 1023.2 21.4 19.1 17.5 15.5 80 44 -
14 1020.9 19.6 18.2 16.8 14.8 81 85 -
15 1015.4 21.7 20.2 18.5 17.3 83 88 Trace
16 1015.3 24.4 22.1 20.6 19.9 88 56 -
17 1016.0 26.6 23.2 21.1 20.6 86 48 -
18 1018.1 23.0 20.3 17.9 18.3 89 77 Trace
19 1019.1 18.1 16.9 16.1 14.2 84 88 Trace
20 1017.8 16.4 15.5 14.5 13.4 88 88 8.7
21 1019.8 18.7 16.8 14.7 13.9 84 86 0.1
22 1021.1 18.8 17.7 16.2 12.6 73 88 0.4
23 1020.3 18.8 17.9 17.2 14.0 78 90 0.7
24 1018.8 21.4 18.9 16.8 16.9 89 90 2.3
25 1019.1 22.5 20.2 18.4 17.1 83 75 -
26 1017.8 23.3 21.0 18.7 16.0 74 78 -
27 1014.8 26.6 23.3 21.2 20.3 84 67 -
28 1013.5 22.6 20.6 19.2 18.3 86 68 Trace
29 1013.3 21.7 19.9 18.7 17.2 85 88 Trace
30 1013.3 22.2 20.9 20.1 18.9 88 88 -
31 1010.9 26.7 24.0 21.3 21.2 85 88 Trace
Mean/Total 1017.0 21.0 19.0 17.3 15.9 82 78 38.6
Normal 1016.2 21.3 18.5 16.5 15.0 81 76 66.9
Station Hong   Kong   Observatory

Date
MARCH
Total
Bright
Sunshine
(hours)
Daily
Global Solar
Radiation
(MJ/m2)
Total
Evaporation
(mm)
Prevailing
Wind
Direction
(degrees)
Mean
Wind
Speed
(km/h)
1 6.6 14.62 2.8 030 9.3
2 3.5 10.69 2.3 070 23.9
3 2.9 9.86 1.2 050 12.8
4 0.1 3.25 2.2 080 37.2
5 - 1.56 2.5 040 32.9
6 - 2.62 1.9 360 20.0
7 1.6 10.72 3.2 010 27.0
8 5.0 14.86 3.8 010 28.4
9 0.7 5.88 1.3 060 36.7
10 2.6 12.05 3.3 070 30.6
11 10.2 20.50 3.9 090 31.1*
12 3.7 13.43 2.4 060 31.0
13 8.0 19.25 4.1 060 24.7
14 0.7 8.62 1.9 060 35.3
15 0.2 8.53 1.6 040 15.3
16 8.4 18.86 3.2 040 11.6
17 8.3 17.57 3.5 050 9.1
18 0.2 4.45 1.9 060 25.5
19 - 3.65 1.1 040 28.4
20 - 2.14 0.4 020 23.5
21 - 7.88 1.5 020 20.6
22 1.3 9.66 2.6 070 36.8
23 - 4.13 1.0 060 26.0
24 0.7 7.63 0.8 050 14.6
25 7.5 19.33 4.2 040 19.7
26 6.7 16.68 3.4 050 18.0
27 5.1 17.21 3.2 030 9.0
28 - 9.56 2.9 040 17.8
29 0.7 10.14 1.8 050 19.9
30 0.5 8.35 1.6 040 16.0
31 3.6 10.68 2.5 140 9.7
Mean/Total 88.8 10.46 74.0 050 22.7
Normal 96.4 11.24 92.2 070 22.1
Station King's   Park Waglan   Island

The minimum pressure recorded at the Hong Kong Observatory was 1006.7 hectopascals at 1558 HKT on 3 March.

The maximum air temperature recorded at the Hong Kong Observatory was 26.7 degrees C at 1408 HKT on 31 March.

The minimum air temperature recorded at the Hong Kong Observatory was 11.5 degrees C at 0651 HKT on 7 March.

The maximum gust peak speed recorded at Waglan Island was 75 kilometres per hour from 090 degrees at 2140 HKT on 4 March.

The maximum instantaneous rate of rainfall recorded at King's Park was 55 millimetres per hour at 1550 HKT on 6 March.

* Wind data recorded at Cheung Chau were used due to malfunction of power supply at Waglan Island.

  

Last revision date: <20 Dec 2012>