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Daily Normals of Meteorological Elements for Hong Kong, July 1971-2000



in the 30 years from 1971 to 2000 for the 5-day period centred on the day specified.
Date Mean Pressure
(hPa)
Figure
Air Temperature
Figure
Wet Bulb
(deg. C)
Figure
Dew Point
(deg. C)
Figure
Relative Humidity
(%)
Figure
Mean Daily
Rainfall
(mm)
Figure
Amount of Cloud
(%)
Figure
Mean Maximum
(deg. C)
Mean
(deg. C)
Mean Minimum
(deg. C)
1 Jul 1005.9 31.3 28.7 26.8 26.2 25.1 81 10.5 71
2 Jul 1006.0 31.3 28.7 26.8 26.2 25.1 81 11.0 71
3 Jul 1006.2 31.3 28.7 26.8 26.1 25.1 81 10.8 71
4 Jul 1006.2 31.2 28.7 26.7 26.1 25.0 81 10.9 70
5 Jul 1006.3 31.2 28.7 26.7 26.1 25.0 81 10.4 69
6 Jul 1006.2 31.3 28.7 26.7 26.0 25.0 81 8.8 69
7 Jul 1006.0 31.4 28.8 26.8 26.1 25.0 80 7.9 67
8 Jul 1005.8 31.6 28.9 26.8 26.1 25.0 80 7.4 66
9 Jul 1005.6 31.7 29.0 26.8 26.1 25.0 80 7.8 66
10 Jul 1005.5 31.7 28.9 26.7 26.1 25.0 80 10.4 67
11 Jul 1005.6 31.6 28.9 26.7 26.1 25.0 80 12.2 67
12 Jul 1005.9 31.5 28.8 26.6 26.1 25.0 81 12.9 68
13 Jul 1006.2 31.4 28.7 26.5 26.1 25.0 81 14.1 68
14 Jul 1006.4 31.4 28.7 26.5 26.0 25.0 81 13.3 67
15 Jul 1006.3 31.4 28.7 26.6 26.0 25.0 81 11.8 66
16 Jul 1006.0 31.4 28.7 26.6 26.1 25.0 81 12.3 65
17 Jul 1005.7 31.5 28.8 26.7 26.1 25.0 81 13.4 65
18 Jul 1005.4 31.5 28.8 26.7 26.1 25.1 81 12.6 67
19 Jul 1005.4 31.4 28.8 26.7 26.2 25.1 81 12.8 68
20 Jul 1005.5 31.4 28.7 26.6 26.2 25.1 81 16.2 69
21 Jul 1005.6 31.4 28.7 26.6 26.2 25.1 81 14.8 70
22 Jul 1005.7 31.3 28.7 26.7 26.2 25.1 81 14.1 69
23 Jul 1005.4 31.3 28.7 26.7 26.2 25.1 81 15.2 69
24 Jul 1005.1 31.2 28.6 26.7 26.1 25.0 81 15.7 70
25 Jul 1004.8 31.1 28.5 26.7 26.0 25.0 81 12.6 70
26 Jul 1004.5 31.0 28.5 26.6 26.0 24.9 81 12.3 69
27 Jul 1004.3 31.0 28.5 26.5 25.9 24.9 81 12.3 69
28 Jul 1004.1 31.0 28.4 26.5 25.9 24.8 81 12.6 69
29 Jul 1004.1 31.0 28.4 26.4 25.9 24.9 82 12.6 69
30 Jul 1004.1 31.2 28.5 26.4 26.0 24.9 81 12.7 69
31 Jul 1004.0 31.2 28.6 26.5 26.0 25.0 81 14.8 69
Observed at Hong Kong Observatory

Date Bright Sunshine Duration
(hours)
Figure
Wind
Figure
Sea Temperature
Figure
Prevailing Direction
(degrees)
Mean Speed
(km/h)
AM
(deg. C)
PM
(deg. C)
1 Jul 6.8 220 21.0 26.9 27.4
2 Jul 6.9 220 21.0 26.9 27.4
3 Jul 6.7 230 21.0 26.9 27.4
4 Jul 6.6 230 22.0 26.9 27.3
5 Jul 6.7 220 22.0 26.9 27.3
6 Jul 6.7 230 22.0 26.9 27.3
7 Jul 6.9 230 22.0 26.9 27.4
8 Jul 7.3 230 21.0 26.9 27.4
9 Jul 7.4 230 21.0 26.8 27.4
10 Jul 7.3 230 21.0 26.8 27.4
11 Jul 7.3 230 22.0 26.7 27.3
12 Jul 7.1 230 21.0 26.7 27.3
13 Jul 7.2 230 21.0 26.6 27.3
14 Jul 7.3 230 21.0 26.7 27.2
15 Jul 7.4 230 21.0 26.6 27.2
16 Jul 7.5 230 21.0 26.6 27.1
17 Jul 7.6 230 22.0 26.6 27.1
18 Jul 7.4 230 23.0 26.5 27.1
19 Jul 7.2 230 23.0 26.5 27.1
20 Jul 7.1 230 23.0 26.5 27.1
21 Jul 6.9 230 23.0 26.6 27.1
22 Jul 7.0 230 22.0 26.6 27.0
23 Jul 6.9 230 22.0 26.5 27.0
24 Jul 6.7 230 23.0 26.6 27.0
25 Jul 6.4 230 22.0 26.6 27.0
26 Jul 6.4 230 22.0 26.6 27.0
27 Jul 6.3 230 22.0 26.6 27.0
28 Jul 6.3 240 23.0 26.6 26.9
29 Jul 6.4 240 23.0 26.6 26.9
30 Jul 6.7 240 22.0 26.5 26.9
31 Jul 6.6 240 23.0 26.5 26.9
Observed at King's
Park
Waglan Island North Point

Figure 1. Daily Normals of mean pressure at July (1971-2000)


Figure 1. Daily Normals mean pressure at July (1971-2000)


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Figure 2. Daily Normals air temperature at July (1971-2000)


Figure 2. Daily Normals air temperature at July (1971-2000)


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Figure 3. Daily Normals wet-bulb temperature and dew point at July (1971-2000)


Figure 3. Daily Normals wet-bulb temperature and dew point temperature at July (1971-2000)


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Figure 4. Daily Normals relative humdity at July (1971-2000)


Figure 4. Daily Normals relative humdity at July (1971-2000)


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Figure 5.  Figure 3. Daily Normals mean daily rainfall at July (1971-2000)


Figure 5. Daily Normals mean daily rainfall at July (1971-2000)


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Figure 6. Daily Normals mean daily Bright Sunshine Duration at July (1971-2000)


Figure 6. Daily Normals mean daily Bright Sunshine Duration at July (1971-2000)


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Figure 7. Daily Normals mean wind at July (1971-2000)


Figure 7. Daily Normals mean wind at July (1971-2000)


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Figure 8. Daily Normals mean sea temperature at July (1975-2004)


Figure 8. Daily Normals mean sea temperature at July (1975-2004)


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