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WEATHER CONDITIONS IN MUI WO
Automatic Weather Station (AWS)

The automatic weather station (AWS) is located in Mui Wo (Lantau Island, Hong Kong) This AWS should be able to provide weather information for the eastern part of Lantau Island.

This AWS is equipped with Vantage Pro2™ Cabled Integrated Sensor Suite™ with Cabled Weather Envoy™ and WeatherLink™ software from Davis and is capable of measuring temperature, relative humidity, dew point temperature, barometric pressure, rainfall, wind speed and direction.

About AWS


May 2005


Date
Hour
Wind
Dir.
Observations
with clouds and
Hong Kong Observatory warnings in effect
Daily Summary
31/05/05
2.00
1005.4
25.8
22.1
27.8
80
ESE
1.6
partly cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

29.8
24.8
33.9
87
63
0
17.7

31/05/05
8.00
1006.9
25.1
22.0
27.1
83
NE
4.8
cloudy Sc
31/05/05
14.00
1004.7
29.6
23.1
33.8
68
E
4.8
mainly cloudy Cu
31/05/05
20.00
1004.9
26.6
22.8
29.0
80
S
3.2
clear /
30/05/05
2.00
1008.2
25.8
21.2
27.4
76
WSW
4.8
clear /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

29.7
25.3
32.2
82
57
0
27.4

30/05/05
8.00
1009.4
26.4
19.6
27.6
66
SW
8.0
partly cloudy Cu
30/05/05
14.00
1007.3
29.3
20.4
31.4
59
SW

4.8
mainly cloudy Cu
30/05/05
20.00
1007.7
26.3
22.2
28.4
78
E
4.8
partly cloudy /
29/05/05
2.00
1008.2
25.4
22.7
27.6
85
SW
11.3
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

28.2
25.1
31.7
88
69
0
32.3

29/05/05
8.00
1009.2
25.4
21.7
27.2
80
SW
9.7
cloudy Sc
29/05/05
14.00
1008.7
26.6
21.6
28.5
74
SW
11.3
cloudy Sc Cu
29/05/05
20.00
1008.7
26.4
22.0
28.4
88
SW
4.8
partly cloudy /
28/05/05
2.00
1005.1
24.1
22.7
26.1
92
W
3.2
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

30.0
23.6
35.0
95
69
0
24.1

28/05/05
8.00
1005.6
24.8
23.3
27.0
91
W
0.0
cloudy Sc Cu
28/05/05
14.00
1005.2
29.9
23.9
35.1
70
ESE
1.6
cloudy Sc Cu
28/05/05
20.00

1007.4
26.4
23.5
29.2
84
WSW
6.4
cloudy /
27/05/05
2.00
1006.6
23.3
22.3
24.9
94
WSW
1.6
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

29.4
23.2
35.6
95
75
78.2
49.9

27/05/05
8.00
1006.6
25.6
24.0
28.4
91
ESE
1.6
cloudy Sc Cu
27/05/05
14.00
1005.6
28.3
24.1
32.6
78
S
8.0
cloudy Sc Cb Cu thunderstorm warning
27/05/05
20.00
1005.2
23.8
22.0
25.6
90
SSW
8.0
rain with thunderstorm thunderstorm warning amber rainstorm warning /
26/05/05
2.00
1009.2
26.6
23.5
29.4
83
E
6.4
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

26.8
22.8
30.0
96
80
38.8
45.1

26/05/05
8.00
1009.2
26.2
23.3
28.8
84
SW
6.4
cloudy Sc
26/05/05
14.00
1008.2
25.5
24.1
28.2
92
ESE
4.8
light rain Cb Sc
26/05/05
20.00
1007.9
26.3
24.1
29.4
88
SE
4.8
cloudy thunderstorm warning /
25/05/05
2.00
1007.7
25.6
23.8
28.3
90
S
0.0
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

29.1
25.3
35.0
93
78
0
22.5

25/05/05
8.00
1008.7
27.3
24.6
31.3
85
ESE
1.6
partly cloudy Cu
25/05/05
14.00
1008.7
27.0
23.5
29.9
81
ESE
6.4
cloudy Sc
25/05/05
20.00
1009.2
26.9
23.4
29.7
81
SE
4.8
cloudy /
24/05/05
2.00
1006.6
28.0
25.0
32.9
84
E
1.6
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

29.3
24.3
35.0
93
75
28.4
49.9

24/05/05
8.00
1007.8
25.1
23.4
27.4
90
S
9.7
light rain Cb Sc
24/05/05
14.00
1006.7
26.6
24.3
29.9
87
ESE
0.0
partly cloudy Cu
24/05/05
20.00
1007.1
26.8
24.3
33.4
78
W
1.6
cloudy /
23/05/05
2.00
1008.2
27.4
24.4
31.3
84
SSE
1.6
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

30.1
24.2
36.1
94
68
36.8
32.2
23/05/05
8.00
1009.2
24.7
23.5
27.0
93
W
1.6
partly cloudy Cu Cb Ac
23/05/05
14.00
1007.6
28.2
22.6
31.3
72
SW
3.2
partly cloudy Cu Cb
23/05/05
20.00
1007.0
28.4
25.2
33.8
83
ESE
1.6
mainly cloudy /
22/05/05
2.00
1008.3
27.0
24.6
30.8
87
ESE
1.6
partly cloudy
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

32.0
26.8
38.3
88
62
0
27.4

22/05/05
8.00
1009.2
28.2
24.4
32.8
80
S
6.4
partly cloudy Cu
22/05/05
14.00
1008.3
30.8
23.7
35.9
66
SW
8.0
partly cloudy Cu
22/05/05
20.00
1008.3
28.7
24.3
33.7
77
SE
4.6
clear
21/05/05
2.00
1009.5
26.8
24.1
30.2
85
SE
3.2
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

30.0
26.7
35.0
89
71
0
19.3

21/05/05
8.00
1010.3
27.8
24.1
31.8
80
ESE
4.8
cloudy Cu
21/05/05
14.00
1009.1
28.3
24.1
32.7
78
E
6.4
mainly cloudy Cu
21/05/05
20.00
1008.2
27.8
24.1
31.8
80
SE
1.6
mainly cloudy /
20/05/05
2.00
10098.6
26.8
24.2
30.2
86
E
8.0
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

28.4
26.1
32.8
90
72
1.0
19.3

20/05/05
8.00
1010.9
26.9
24.0
30.1
84
SW
4.8
cloudy St
20/05/05
14.00
1010.1
27.6
24.1
31.4
81
SW
4.8
cloudy Cb St
20/05/05
20.00
1010.3
26.8
24.4
30.3
87
E
6.4
light rain thunderstorm warning amber rainstorm warning /
19/05/05
2.00
1008.2
25.8
23.4
28.4
87
S
0.0
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

30.5
24.8
37.8
90
71
3.6
20.9

19/05/05
8.00
1010.4
27.6
25.4
32.6
88
SSE
0.0
cloudy Cu Cb
19/05/05
14.00
1009.8
27.2
24.0
30.6
83
SW
6.4
cloudy Cu Cb
19/05/05
20.00
1010.2
26.8
23.6
29.8
83
SE
1.6
cloudy /
18/05/05
2.00
1008.7
28.2
25.5
33.7
85
SSW
6.4
mainly cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

31.2
25.5
38.3
92
71
2.8
33.8

18/05/05
8.00
1010.0
28.3
25.0
33.5
82
S
6.4
mainly cloudy Cu
18/05/05
14.00
1007.7
30.1
25.1
36.3
75
SSW
11.3
mainly cloudy Cu
18/05/05
20.00
1008.7
28.2
26.0
34.2
88
W
3.2
light rain /
17/05/05
2.00
1008.5
28.1
25.3
33.2
85
E
4.8
mainly cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

29.7
28.1
36.7
87
7
0.4
38.6

17/05/05
8.00
1009.8
28.5
25.1
33.9
82
SSW
8.0
mainly cloudy Cu
17/05/05
14.00
1008.6
29.0
25.6
35.3
82
S
8.0
mainly cloudy Cu
17/05/05
20.00
1008.2
28.6
25.6
34.6
84
ESE
3.2
mainly cloudy /
16/05/05
2.00
1009.4
28.2
25.4
33.5
85
ESE
1.6
partly cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

31.2
27.3
38.3
88
71
0
45.1
16/05/05
8.00
1009.8
28.3
25.1
33.5
83
SW
6.4
mainly cloudy Cu
16/05/05
14.00
1008.3
30.7
25.3
37.1
73
SSW
14.5
mainly cloudy Cu
16/05/05
20.00
1008.5
28.9
25.5
35.1
83
E
3.2
partly cloudy /
15/05/05
2.00
1006.7
28.1
25.5
33.4
86
SE
1.6
partly cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

31.6
27.7
38.9
88
71
0
24.1

15/05/05
8.00
1008.2
28.8
25.4
34.8
82
SSE
3.2
mainly cloudy Cu
15/05/05
14.00
1008.2
30.2
25.5
36.9
76
SE
6.4
mainly cloudy Cu
15/05/05
20.00
1008.4
28.6
25.6
34.4
84
ESE
6.4
mainly cloudy /
14/05/05
2.00
1005.1
27.7
25.1
32.3
86
NNE
4.8
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

30.3
27.4
37.2
88
75
0
29.0

14/05/05
8.00
1006.6
28.1
25.1
33.1
84
SE
1.6
cloudy Sc
14/05/05
14.00
1005.6
29.8
25.6
36.3
78
SSW
6.4
mainly cloudy Cu
14/05/05
20.00
1005.7
28.4
25.7
34.3
85
E
1.6
partly cloudy /
13/05/05
2.00
1005.6
27.2
25.2
31.6
89
NNW
3.2
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

29.3
26.8
35.6
92
87
0
41.8

13/05/05
8.00
1006.2
27.9
25.2
32.9
85
SE
6.4
cloudy Sc
13/05/05
14.00
1004.5
29.1
25.7
34.9
82
SSW
17.7
mainly cloudy Sc Cu
13/05/05
20.00
1005.4
28.1
25.5
33.4
86
ESE
4.8
cloudy /
12/05/05
2.00
1006.7
24.9
23.6
27.3
92
ESE
0.0
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

28.6
24.7
35.0
93
89
0
16.1

12/05/05
8.00
1007.6
25.6
23.8
28.3
90
ESE
1.6
cloudy ScSt
12/05/05
14.00
1005.6
27.5
24.8
31.7
85
SW
3.2
cloudy ScSt
12/05/05
20.00
1006.1
27.2
25.4
31.8
90
E
6.4
cloudy /
11/05/05
2.00
1006.1
23.3
22.0
24.8
92
NE
8.0
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

26.3
23.3
27.4
93
81
0
22.5

11/05/05
8.00
1007.7
23.6
22.1
25.3
91
NE
4.8
cloudy St
11/05/05
14.00
1007.1
24.7
22.4
26.7
87
SW
4.8
cloudy St
11/05/05
20.00
1006.7
25.0
22.9
27.1
88
SW
3.2
cloudy /
10/05/05
2.00
1004.1
23.1
22.6
24.9
97
SW
1.6
rain thunderstorm warning /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

25.7
22.8
28.3
97
84
85.6
25.7

10/05/05
8.00
1005.0
24.1
23.4
26.2
96
E
0.0
light rain CbPrecipitation within sight, reaching the ground or the surface of the sea near to, but not at th stationthunderstorm warning
10/05/05
14.00
1004.6
25.3
22.6
27.4
85
ESE
3.2
cloudy Sc
10/05/05
20.00
1005.4
24.4
22.5
26.3
89
SW
6.4
light rain thunderstorm warning /
9/05/05
2.00
1007.1
24.0
22.8
26.0
93
NW
0.0
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

26.8
21.0
30.6
100
80
69.2
62.8

9/05/05
8.00
1005.3
26.3
24.0
29.4
87
SW
8.0
cloudy Sc
9/05/05
14.00
1004.5
21.3
20.7
22.9
96
SW
1.6
rain Cb Sc amberrainstorm warning thunderstorm warning
9/05/05
20.00
1004.0
22.6
24.7
24.1
95
SSW
3.2
rain thunderstorm warning /
8/05/05
2.00
1007.4
25.3
23.0
27.6
87
SSE
3.2
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

25.9
24.0
28.9
95
85
49.0
20.9

8/05/05
8.00
1008.3
24.8
23.2
26.9
91
S
1.6
cloudyPrecipitation within sight, reaching the ground or the surface of the sea near to, but not at th stationNs
8/05/05
14.00
1007.8
25.1
23.7
27.6
92
ESE
1.6
cloudy Rain not falling as shower eneded in the last pst hourCb
8/05/05
20.00
1008.2
24.4
23.0
26.4
92
WSW
0.0
cloudy /
7/05/05
2.00
1006.2
24.4
17.2
25.1
64
W
3.2
partly cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

28.6
23.4
31.1
84
56
0
14.5

7/05/05
8.00
1008.8
24.9
18.6
25.8
68
WNW
0.0
cloudy Ac
7/05/05
14.00
1008.7
28.1
20.6
29.9
64
SES
1.6
mainly cloudy Cm Ac Cu
7/05/05
20.00
1008.7
25.2
21.9
27.1
82
ESE
3.2
cloudy /
6/05/05
2.00
1002.2
27.2
24.7
31.2
86
SSW
14.5
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

27.9
20.7
31.7
95
60
31.0
61.2
6/05/05
8.00
1005.2
22.0
20.6
23.3
92
WNW
1.6
cloudy Sc Ns
6/05/05
14.00
1005.5
26.7
19.8
27.2
66
NNW
16.1
partly cloudy Cu
6/05/05
20.00
1006.2
26.4
20.0
27.6
68
NW
8.0
partly cloudy /
5/05/05
2.00
1004.5
26.8
24.0
30.0
85
SW
6.4
mainly cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

29.3
26.4
34.4
90
73
0
49.9

5/05/05
8.00
1005.3
27.1
23.5
30.1
81
ESE
4.8
cloudy Ac Sc
5/05/05
14.00
1003.0
28.2
24.0
32.5
78
SSW
12.9
cloudy Sc
5/05/05
20.00
1402.4
27.4
24.3
31.3
83
S
12.9
cloudy /
4/05/05
2.00
1008.2
26.3
24.1
29.4
88
ESE
3.2
partly cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

28.3
25.8
32.8
92
80
0
24.1

4/05/05
8.00
1009.1
27.1
24.1
30.5
84
ESE
8.0
partly cloudy Cu
4/05/05
14.00
1008.2
27.6
24.7
31.8
84
WSW
1.6
mainly cloudy Cu Cu con
4/05/05
20.00
1006.4
27.0
24.6
30.8
87
E
3.2
mainly cloudy /
3/05/05
2.00
1007.7
26.5
24.7
30.1
90
E
1.6
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

27.1
25.8
34.4
93
74
0
25.7

3/05/05
8.00
1010.4
26.5
24.7
30.1
90
ESE
3.2
cloudy Sc
3/05/05
14.00
1009.0
28.6
24.6
33.8
79
NW
3.2
mainly cloudy Cu Cu con
3/05/05
20.00
1008.4
26.8
24.5
30.4
87
ESE
3.2
partly cloudy /
2/05/05
2.00
1007.0
26.2
24.4
29.4
90
ESE
3.2
mainly cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

29.7
25.7
35.6
92
75
0.2
33.8

2/05/05
8.00
1010.0
26.6
24.8
30.3
90
WSW
6.4
cloudy Precipitation within sight, reaching the ground or the surface of the sea near to, but not at th stationSc
2/05/05
14.00
1008.3
29.5
24.6
34.9
75
SSW
8.0
cloudy Sc
2/05/05
20.00
1008.2
27.2
24.6
31.1
86
ESE
4.8
mainly cloudy /
1/05/05
2.00
1006.1
26.5
24.3
29.8
88
E
3.2
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

28.7
25.6
33.6
78
92
0
25.7

1/05/05
8.00
1008.2
25.7
24.3
28.6
92
ESE
4.8
cloudy Sc St
1/05/05
14.00
1007.1
27.6
24.6
31.7
84
SE
4.8
cloudy Sc St
1/05/05
20.00
1006.8
26.7
24.6
30.3
88
ESE
6.4
mainly cloudy /
 
© Jacek Piwowarczyk, 2005

Please note that data are for personal interest only. Do not use the data for decision making
Note: Complete Hong Kong current weather conditions and forecast can be found at the Hong Kong Observatory website at: http://www.hko.gov.hk/contente.htm.
Another comprehensive weather website is called Weather Underground of Hong Kong and can be accessed at: http://www.underground.org.hk/.

Meteorological terms explanatory notes: please click here

Clouds Abbreviations:
St stratus
Fra fractus
Sc stratocumulus
Ns nimbostratus
As altostratus
Ac altocumulus
Ci cirrus
 Cs cirrostratus
Cc cirrocumlus
Cu cumulus (humilis, mediocris)
Cu cumulus congestus
Cb cumulonimbus
/ Cloud not visible owing to darkness, fog, duststorm, sandstorm, or other analogous phenomena

Tropical cyclones in May:



© Jacek Piwowarczyk, Hong Kong, May 2005

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