1920 — Page 352

SUMMARY OF OBSERVATIONS AT FIXED HOURS.

Temperature Scale used below..... Fahrenheit,

STATION : Royal OBSERVATORY, HONGKONG.

Barometer.

YEAR 1920,

Rotating Thermometers.

Lat. 22° 18 N. Long, 114 10 30 E.

Rain-gauge.

Anemometer,

Th 00

Hours of Observations,

II 13 00TM.

Standard Time

of

III 2100m.

1

120th Meridian,

Height above M.S.L.......

Height above ground

Cistern 109 fr.

4 fl.

Site 105 ft.

Bulbs 60 ins.

Site 105 ft.

Head 150 II.

Rim 18 in.

Hend

15 fi.

Mean Pressure.

(24 observations daily).

Temperature.

Humidity.

Amount of Cloud. Number of Number of

0–100.

Wind,

Number of Hours of

Days of

Days with

124 observations daily)

1920.

Ai Excess Station above

Level. Norunl

1

Π

HII

t

I

[1]

I II

I

It

1

Ill

Depression of |

Wet-Bolb, Vapour Pressure. | Percentage.

Clear Sky.

Overcast Sky.

Wind Force

millibar

m.b.

m.l* m.b,

m., | %

January,

1016.6

אים +

February..

10148

+01

55'5 636-58·6 | 6°4 10°2 | 6'9 576 604 385

March,.

+0-6

607 646 62'2

2'2

2'1

33 25 4'0' z'z

9'3

9.6

10'3 59 +6 14*2 146 1441 86 160 164 16:8

No

100

April,

Toogl

+0'+

679 717 68-82-6

+

2 +

May,

Мну,..

1003*3

- 2'3

754 780 756 21

3.8

2*3 || 26°9 | 27*2

20'I 2014 210 86

268 91

7851

97

95

90

No

June,...

1000'3

- 2'0

79′9 83'2, 80'2 3'2

5*3

997*3

3.7

810 84 819 370

62

August,

1000'9

September,

1003.0

15

October........

10097

ΟΙ

November,

December,

10137

- 4-2

32 297 300, 20'0 86 30°9

311 80g 837 807 30 46 30 309 315 30°F 792 842 No:6 | 35 7'0 40 285 28'+ 738 79'5 | 75'3 57 9'1 55 200 213 692 735 704 | 4'6 6·9 | +*7

18.6 19 62-6 674 | 64'3 || 40 5'9 | 44 155

16.1 1577

86

Ho

36 | 311

85

76

22 + 19+

68

66 74

69

83

IN ONDE DE DEKLAR±

Manqu pur S

:

:

Strong Wind

(-4 — ;)).

Calm,

X.

NE.

E. S.E. S. jsw.! w, xw.

Firs, burs,

firs, hrs. Jirs, his, brs, lors, lors,

|

20 82 122

282 เวย์

63

!

2+ 13

29

2

NIN

21

32 92

354

I

3+ 34

3+

30

26

20

20 55

48 | 550

1 |

2} 19

22

36

19

56 504 +2

26

31 10

24 +94 37

גי

84

26

19

6

I I 153

39 159 221

++

Iz

1

18

19

36 247

| 75 | 97

79

21

16

15 148 5T

20 50

Į

10

18

11 49 275

46

93

39

I 2

8

*R 102 128

3 +

19

53

394 82 153 341

12

2

2

+

J

אן

20

40 176 115 . 349

I

J 15

Year.

Totals,...... (Means,...... L007-8

:

:

:

...

:

36 203

2 243 1752

- 1'0

70'3

714

35 5'9' 37 | 218 37359

22'

**

72

XI

78

73

69

|

* On a day of clear sky the mean cloud amount at hours of observation < 20; on an overcast day > 8

-38 -96 4002 603 460 1724 431 278

( Zb 2 )

352