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Monthly Means of Meteorological Elements for Cheung Chau, 1993-2009
| Month |
Air Temperature |
Relative Humidity (%) |
Total Rainfall (mm) |
Prevailing Wind Direction (degrees) |
Wind Speed (km/h) |
Daily Max. (deg C) |
Mean (deg C) |
Daily Min. (deg C) |
| January |
20.0 |
16.0 |
13.5 |
74 |
16.6 |
360 |
18.4 |
| February |
20.3 |
16.7 |
14.5 |
80 |
25.1 |
090 |
17.7 |
| March |
22.3 |
18.9 |
16.7 |
84 |
46.9 |
090 |
17.2 |
| April |
25.7 |
22.4 |
20.3 |
87 |
114.2 |
100 |
17.1 |
| May |
28.7 |
25.4 |
23.3 |
87 |
188.1 |
110 |
17.3 |
| June |
29.9 |
27.1 |
25.2 |
91 |
351.6 |
200 |
18.9 |
| July |
30.7 |
27.7 |
25.7 |
90 |
257.9 |
200 |
18.7 |
| August |
30.4 |
27.3 |
25.3 |
89 |
350.0 |
110 |
17.8 |
| September |
30.2 |
26.8 |
24.7 |
83 |
178.0 |
100 |
19.2 |
| October |
28.9 |
25.1 |
22.8 |
76 |
39.7 |
100 |
20.7 |
| November |
25.7 |
21.6 |
19.1 |
72 |
32.1 |
360 |
20.3 |
| December |
21.8 |
17.7 |
15.2 |
70 |
21.6 |
360 |
19.3 |
| Year |
26.2 |
22.7 |
20.5 |
81 |
1621.8 |
100 |
18.6 |
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