ENG-1971 — Page 387

Hong Kong Year Books 香港年報 All

Appendix 44

(Chapter 18: Geography and Climate)

Climatological Summary 1971

319

Air Temperature

Wind

Pres- sure at Mean Sea Level

Rela-

Amount

Pre-

Abs Mean Max Max

Mean

Dew tive Mean Abs | Point Hu-

Min Min

midity

Sun-

Rain-

of

vail-

shine

Cloud

fall

Mean

ing

direc-

Speed

tion

mb °C °C

°C

°C

°C °C %

%

hours

mm points knots

January

1020.6

February

March

April

14.2 11.7 21.7 17.3

13.6 17.7 25.5 18.9 15.7 17.5 27.2 21.9 28.4 16.1 21.0 12.8 30.3 26.4 23.1

5.5

6.1 61

40

202.5

18.0 NNE

6.2

9.0

10.5 73

73

108.9

14.1

E

7.7

12.5

13.8 75

61

149.2

1.1 E

6.3

18.2 19.1 79

62

138.6

17.9 E

5.4

May

09.7 31.9 28.7 25.9

23.9

18.8 22.3 81

76

132.1 172.7 E

5.3

June

05.8 33.7 31.2 28.5

26.3

24.3 24.8 81

70

193.8 434.5 S

5.7

July

04.6 33.7 31.5 28.8

26.5

23.7 25.0 80

64

216.8 324.4 ESE

6.9

August

September

October

November

December

07.1 33.7 31.2 28.1 07.5 33.2 30.9 27.9 14.6 31.3 27.4 24.2 19.1 27.7 24.5 20.8 19.8 25.1 20.4 17.3 15.1

25.7

22.3 24.4

81

57

224.4 525.5. E

3.8

25.6 21.6 22.9 75 21.8

61

180.8

194.5 W

4.8

18.1

11.7

17.5 17.3 67 11.5 58 9.8 11.9

55

196.8

26.0

E

6.4

34

236.3 Trace

E

6.5

72

60

136.4 175.1

E

5.2

Mean,

total or

extreme

for year 1013.1

33.7 25.9 22.7 20.5

5.5 17.5 74

59

2116.6 1903.8] E

[r]

5.9

(Jun

16

(Jan 31)

Jul 21

Aug

31)

[

Climatological Normals

(1884-1939; 1947-1960)

mb

°C | °C

°C

°C

*C*

°C

% % hours mm points knots

January

February

March

April

May

June

July

August

September October November

December

18.2 15.4 13.3 1019.9 26.9

18.4 27.8 17.7 15.2 13.2 16.1 29.7 19.9 17.5 15.6 33.4 23.9 21.3 19.5 12.7 09.2

35.5 27.8 25.2 23.3

19.2 24.2 84 05.9 35.6 29.8 27.3 25.4 04.9 35.7 30.7 27.9 25.8 22.2 24.7 04.9 36.1 30.4 27.7 25.5 21.7 24.6 84 08.4 35.2 29.8 27.1 24.9 18.4 23.1 79 19.3 72 13.8 34.3 27.3 24.6 22.5 14.1

6.5 15.1 69 17.5 31.8 23.7 20.9 18.6

4.8 11.9 70 19.7 28.7 20.1 17.3 14.9

0.0 11.1

75

2.4 11.7 6.2 14.8 9.9 18.8 85 15.4 22.4 85

79

83

83

$22822865766

64

145.4 31.7 100.2

46.9

94.7 72.2

80

114.6

135.8

156.1 292.7

69

159.9 401,2] 213.7 371.7

200.9 370,8|

61

197.5 278.8

51

218.9 99.2

53

187.9 43.1

55

172.6

24.9

EEEEEEEEEEEE

7.7

8.9

9.4

8.7

8.3

7.6

6.8

6.5

7.8

8.5

7.8

7.2

Mean,

total or

extreme

for year 1012.6 36.1 24.9 22.3 20.2

(1900 Aug

19)

0.0 18.5 79 |(1893 Jan 18)

68

1963.1 2168.8 E

7.9

* 1884-1939; 1947-1971.

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