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Half-monthly normals of Air Temperature and Rainfall recorded
at the Hong Kong Observatory, 1971-2000
| Date |
Air Temperature |
Mean Total Rainfall (mm) |
Mean Maximum (deg.C) |
Mean (deg.C) |
Mean Minimum (deg.C) |
| Jan 01-15 |
19.0 |
16.4 |
14.4 |
12.2 |
| Jan 16-31 |
18.3 |
15.8 |
13.9 |
12.8 |
| Feb 01-15 |
18.4 |
16.0 |
14.1 |
24.9 |
| Feb 16-29 |
18.9 |
16.6 |
14.7 |
27.5 |
| Mar 01-15 |
20.6 |
18.1 |
16.1 |
27.8 |
| Mar 16-31 |
22.3 |
19.7 |
17.7 |
43.6 |
| Apr 01-15 |
23.6 |
21.2 |
19.4 |
100.9 |
| Apr 16-30 |
26.5 |
23.7 |
21.8 |
87.6 |
| May 01-15 |
27.8 |
25.2 |
23.3 |
157.7 |
| May 16-31 |
28.9 |
26.3 |
24.5 |
171.8 |
| Jun 01-15 |
29.9 |
27.4 |
25.6 |
184.1 |
| Jun 16-30 |
30.9 |
28.4 |
26.6 |
204.1 |
| Jul 01-15 |
31.4 |
28.8 |
26.7 |
161.7 |
| Jul 16-31 |
31.3 |
28.6 |
26.6 |
212.8 |
| Aug 01-15 |
31.2 |
28.5 |
26.5 |
209.7 |
| Aug 16-31 |
31.1 |
28.4 |
26.3 |
234.9 |
| Sep 01-15 |
30.8 |
28.1 |
26.1 |
146.6 |
| Sep 16-30 |
29.5 |
27.0 |
25.1 |
140.9 |
| Oct 01-15 |
28.7 |
26.2 |
24.3 |
78.1 |
| Oct 16-31 |
26.8 |
24.3 |
22.4 |
73.8 |
| Nov 01-15 |
25.1 |
22.6 |
20.6 |
21.1 |
| Nov 16-30 |
22.9 |
20.3 |
18.1 |
14.0 |
| Dec 01-15 |
21.0 |
18.5 |
16.4 |
16.1 |
| Dec 16-31 |
19.6 |
17.1 |
15.0 |
18.4 |
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