1935 — Page 416

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SUMMARY OF OBSERVATIONS AT FIXED HOURS

Temperature Scale used below: Fahrenheit

STATION: ROYAL OBSERVATORY, Hong Kong

YEAR: 1935

Position: Lat. 22° 18′ N, Long. 114° 10′ 19″ E

Instrument Heights:

  • Barometer Cistern: 109 ft above M.S.L.
  • Thermometer Bulbs: 60 ins above ground (Site 103 ft)
  • Rain-gauge Rim: 18 ins above ground (Site 103 ft)
  • Anemometer: 150 ft above M.S.L. (Height above ground 45 ft)

Hours of Observation (Standard Time of 120th Meridian):

  • I: 07h 00
  • II: 13h 00
  • III: 21h 00

---

Monthly Meteorological Table (1935)

Month Mean Pressure at M.S.L. (m.b.) Excess above Normal (m.b.) Temperature (°F) Depression of Wet-Bulb (°F) Vapour Pressure (m.b.) Humidity (%) Cloud Amount (0–100) Clear Sky Days Overcast Sky Days Wind Force ≥8 (hrs) Strong Wind Force 4–7 (hrs) Calm (hrs)
I II III I II III I II III I II III I II III
January 1019.6 −0.2 58.4 62.3 59.5 34 49 35 138 146 — 75 76 75 84 77 75 0 0 0 0 0
February 1017.8 −0.7 60.0 63.4 60.8 29 18.3 18.3 183 183 183 88 68.7 72.7 69.8 84 77 0 0 0 0 0
March 1014.8 −1.3 68.7 72.7 69.8 18 3.7 2.0 219 229 22.5 91 79.8 76.6 80 86 83 0 0 0 0 0
April 1011.3 −1.3 75.0 80.7 77.9 33 5.9 33 261 270 269 85 80.6 74.3 85 88 84 0 0 0 0 0
May 1008.7 — 76.2 81.2 78.9 25 6.6 30 318 315 313 89 85.8 81.0 86 88 84 0 0 0 0 0
June 1006.4 +0.6 79.8 84.7 81.2 27 5.3 28 341 318 315 89 85.8 81.0 86 88 84 0 0 0 0 0
July 1002.7 — 80.7 85.8 81.3 37 4.6 38 269 273 27.1 76 80.7 77.9 85 88 84 0 0 0 0 0
August 1004.0 −0.4 80.7 85.8 81.3 33 5.9 33 261 270 269 85 80.6 74.3 85 88 84 0 0 0 0 0
September 1008.1 — 79.8 84.7 81.2 40 6.6 41 198 201 201.7 80 72 69 81 84 82 0 0 0 0 0
October 1012.7 — 72.0 77.0 73.0 23 6.0 18 170 180 180 77 70 69 78 81 79 0 0 0 0 0
November 1016.9 — 64.0 69.0 65.0 18 2.0 17 140 150 150 75 68 67 72 75 73 0 0 0 0 0
December 1020.0 +0.4 58.0 63.7 59.8 14.5 14.9 14.3 135 143 137 80 74 72 70 73 71 0 0 0 0 0
Year 1012.0 −0.6 70.7 75.3 71.7 3.3 5.6 3.3 22.9 23.4 23.2 85 76 74 78 74 69 18 191 ... ... ...

---

Wind Direction Summary (Hours per Direction)

Direction N NE E SE S SW W NW
Hours 30 144 111 23 20 49 38 48

---

Note: On a day of clear sky the mean cloud amount at hours of observation < 20; on an overcast day > 80. The sign 0 indicates zero.

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414

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SUMMARY OF OBSERVATIONS AT FIXED HOURS

Temperature Scale used below: Fahrenheit

STATION: ROYAL OBSERVATORY, Hong Kong

YEAR: 1935

Position: Lat. 22° 18′ N, Long. 114° 10′ 19″ E

Instrument Heights:

  • Barometer Cistern: 109 ft above M.S.L.
  • Thermometer Bulbs: 60 ins above ground (Site 103 ft)
  • Rain-gauge Rim: 18 ins above ground (Site 103 ft)
  • Anemometer: 150 ft above M.S.L. (Height above ground 45 ft)

Hours of Observation (Standard Time of 120th Meridian):

  • I: 07h 00
  • II: 13h 00
  • III: 21h 00

---

Monthly Meteorological Table (1935)

Month Mean Pressure at M.S.L. (m.b.) Excess above Normal (m.b.) Temperature (°F) Depression of Wet-Bulb (°F) Vapour Pressure (m.b.) Humidity (%) Cloud Amount (0–100) Clear Sky Days Overcast Sky Days Wind Force ≥8 (hrs) Strong Wind Force 4–7 (hrs) Calm (hrs)
I II III I II III I II III I II III I II III
January 1019.6 −0.2 58.4 62.3 59.5 34 49 35 138 146 — 75 76 75 84 77 75 0 0 0 0 0
February 1017.8 −0.7 60.0 63.4 60.8 29 18.3 18.3 183 183 183 88 68.7 72.7 69.8 84 77 0 0 0 0 0
March 1014.8 −1.3 68.7 72.7 69.8 18 3.7 2.0 219 229 22.5 91 79.8 76.6 80 86 83 0 0 0 0 0
April 1011.3 −1.3 75.0 80.7 77.9 33 5.9 33 261 270 269 85 80.6 74.3 85 88 84 0 0 0 0 0
May 1008.7 — 76.2 81.2 78.9 25 6.6 30 318 315 313 89 85.8 81.0 86 88 84 0 0 0 0 0
June 1006.4 +0.6 79.8 84.7 81.2 27 5.3 28 341 318 315 89 85.8 81.0 86 88 84 0 0 0 0 0
July 1002.7 — 80.7 85.8 81.3 37 4.6 38 269 273 27.1 76 80.7 77.9 85 88 84 0 0 0 0 0
August 1004.0 −0.4 80.7 85.8 81.3 33 5.9 33 261 270 269 85 80.6 74.3 85 88 84 0 0 0 0 0
September 1008.1 — 79.8 84.7 81.2 40 6.6 41 198 201 201.7 80 72 69 81 84 82 0 0 0 0 0
October 1012.7 — 72.0 77.0 73.0 23 6.0 18 170 180 180 77 70 69 78 81 79 0 0 0 0 0
November 1016.9 — 64.0 69.0 65.0 18 2.0 17 140 150 150 75 68 67 72 75 73 0 0 0 0 0
December 1020.0 +0.4 58.0 63.7 59.8 14.5 14.9 14.3 135 143 137 80 74 72 70 73 71 0 0 0 0 0
Year 1012.0 −0.6 70.7 75.3 71.7 3.3 5.6 3.3 22.9 23.4 23.2 85 76 74 78 74 69 18 191 ... ... ...

---

Wind Direction Summary (Hours per Direction)

Direction N NE E SE S SW W NW
Hours 30 144 111 23 20 49 38 48

---

Note: On a day of clear sky the mean cloud amount at hours of observation < 20; on an overcast day > 80. The sign 0 indicates zero.

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414

Baseline (Original)

SUMMARY OF OBSERVATIONS AT FIXED HOURS.

Temperature Scale used below... Fahrenheit.

STATION ROTAL OBSERVATORY, Hong Kong.

:

YEAR 1935,

Barometer.

Rotating Thermometers.

Lut. 22° 18′ N. Long. 114° 10′ 19′′ E.

Rain-gauge.

Anemometer.

Cistern 109 ft.

4 fl.

Site 103 ft.

Bulbs 60 ins.

Site 103 ft.

Hend 150 ft.

Rim 18 ins.

Hond 45 ft.

Amount of Cloud. Number of Number of

0-100.

Days of

Days

with

Wind. Number of Hours of (24 observations daily)

I 7. 00

Hours of Observations.

II 13h 00.

Standard Time

of

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

120th Meridian,

III 21 00".

Height above ground

Mean Pressure, (24 observations daily)

Temperature

Humidity.

1935.

At Mean Sea Level.

Excess above

Depression of Wet-Bulb.

Vapour Pressure,

Percentage.

I

II

III

I II III

Normal.

IIIII

I II III I

II III

Clear Sky.

Overcast Sky.

Wind Force

8 and above.

(4-7).

Strong Wind

Calm.

Q

584 623 59'5

millibur

m.b.

ᄆ

January,

1019.6

— 0'2

February,...

1017.8

-0'7

March,.

1014'8

-1.3

April,

1011'3

-1.3

May.....

1008*7

  • 76'2

Jnue,..

1006'4

+06

July,.....

1002*7

August,

1004 +

  • 0'4

September,

1008'1

October......

November...........................

1012'7 1016'9

-

ם

。

m.b. m.b. m.b.

34 49 35

138 146

2'9

2'2

142 81 75

ae

%

75

76

LA LAND

84

77

75 86 75

RØKKRAR

77 80

00 00 00 00 00 00 00 00 00 00

80

86

83

85

90

86

84

88

88

84 86

00 00 00 1400 00 NOK

81

84

82

63

71

70

76

73 72

69

00 1 1.00 a inve in modo

69 64

59

78

1 18

72

2

77

81

69

3

77

------"སྒྱུ=༄༄

23

60 % en ab 00 00

18

17

18

18

2

2

2

6

5

50 32 14'5 | 14′9 590 634 6018

15.1 84 64°3

68.7 65'4 50 29 183 183 183 88 68-7 | 727 | 698 || 18 | 3′7 2'0 219 229 22'5 | 91 79-8 766 3'2 5'5 32 264 26'7 | 26′7 86 Bo'9 847 81'2 3.3 60 38 305 309 303 86 Bo 8 845 809 27 53 28 34 | 318 | 315, 89 Bo'l 85.8 810 25 6·6 | 30 | 31'i 312 313 89 -03769 813 77

374 63 38 269 273 27'1 762 807 779 33 5'9 33 261 270 269 85 -0.6 690 74'3 703 40 6-6 | 410 | 19-8 | 2018 | 2017

80 72 December,............**** 1020'0 +04 580 637 | 598 | 3′5 5'9 43 135 14'3 137 80

  • 2*0

Year.

18 191

Totals......

Means,..

1012 O

-06 707 753 | 717 || 39| 56 | 3′3 | 22°9 | 23°4 | 23°2 85 76 84

78 74 69

N. NE, E. S.E. S. SW. W. NW

30 144 111

***

23

20

49 38

487 30

20 49

20

TO

!

z8 301

22

+3

22

I

33 490

hrs. hrs. hrs. hrs.hrs. i hrs, hrs, brs. hrs.

གཉས ོ

391 17 I 3

30

1

7

24 16

19

21

20

36 37 27

19 53 7

29

481

41 | 71

18

37

7

7

8 99

25 265

15 69 92119 342

20

23

·

9

13 57

9 90 10 13 40

62 21

8 2 130 43 114 120 390 24 6 5 15 3 65 211 160

157

40 203 217 54 30 57 63

17 36

14 71235 218

53

12 31 +86 26

I

33 S

5 4

---

13

38

198 644 707 856 4158 331 483 685 641 253

• On a day of clear sky the mean cloud amount at,hours of observation < 20; on an overcast day > 80. The sign

-

judicates zero.

( Zb 2 )

414

2026-07-15 19:59:06 · Baseline
View content

SUMMARY OF OBSERVATIONS AT FIXED HOURS.

Temperature Scale used below... Fahrenheit.

STATION ROTAL OBSERVATORY, Hong Kong.

:

YEAR 1935,

Barometer.

Rotating Thermometers.

Lut. 22° 18′ N. Long. 114° 10′ 19′′ E.

Rain-gauge.

Anemometer.

Cistern 109 ft.

4 fl.

Site 103 ft.

Bulbs 60 ins.

Site 103 ft.

Hend 150 ft.

Rim 18 ins.

Hond 45 ft.

Amount of Cloud. Number of Number of

0-100.

Days of

Days

with

Wind. Number of Hours of (24 observations daily)

I 7. 00

Hours of Observations.

II 13h 00.

Standard Time

of

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

120th Meridian,

III 21 00".

Height above ground

Mean Pressure, (24 observations daily)

Temperature

Humidity.

1935.

At Mean Sea Level.

Excess above

Depression of Wet-Bulb.

Vapour Pressure,

Percentage.

I

II

III

I II III

Normal.

IIIII

I II III I

II III

Clear Sky.

Overcast Sky.

Wind Force

8 and above.

(4-7).

Strong Wind

Calm.

Q

584 623 59'5

millibur

m.b.

ᄆ

January,

1019.6

— 0'2

February,...

1017.8

-0'7

March,.

1014'8

-1.3

April,

1011'3

-1.3

May.....

1008*7

  • 76'2

Jnue,..

1006'4

+06

July,.....

1002*7

August,

1004 +

  • 0'4

September,

1008'1

October......

November...........................

1012'7 1016'9

-

ם

。

m.b. m.b. m.b.

34 49 35

138 146

2'9

2'2

142 81 75

ae

%

75

76

LA LAND

84

77

75 86 75

RØKKRAR

77 80

00 00 00 00 00 00 00 00 00 00

80

86

83

85

90

86

84

88

88

84 86

00 00 00 1400 00 NOK

81

84

82

63

71

70

76

73 72

69

00 1 1.00 a inve in modo

69 64

59

78

1 18

72

2

77

81

69

3

77

------"སྒྱུ=༄༄

23

60 % en ab 00 00

18

17

18

18

2

2

2

6

5

50 32 14'5 | 14′9 590 634 6018

15.1 84 64°3

68.7 65'4 50 29 183 183 183 88 68-7 | 727 | 698 || 18 | 3′7 2'0 219 229 22'5 | 91 79-8 766 3'2 5'5 32 264 26'7 | 26′7 86 Bo'9 847 81'2 3.3 60 38 305 309 303 86 Bo 8 845 809 27 53 28 34 | 318 | 315, 89 Bo'l 85.8 810 25 6·6 | 30 | 31'i 312 313 89 -03769 813 77

374 63 38 269 273 27'1 762 807 779 33 5'9 33 261 270 269 85 -0.6 690 74'3 703 40 6-6 | 410 | 19-8 | 2018 | 2017

80 72 December,............**** 1020'0 +04 580 637 | 598 | 3′5 5'9 43 135 14'3 137 80

  • 2*0

Year.

18 191

Totals......

Means,..

1012 O

-06 707 753 | 717 || 39| 56 | 3′3 | 22°9 | 23°4 | 23°2 85 76 84

78 74 69

N. NE, E. S.E. S. SW. W. NW

30 144 111

***

23

20

49 38

487 30

20 49

20

TO

!

z8 301

22

+3

22

I

33 490

hrs. hrs. hrs. hrs.hrs. i hrs, hrs, brs. hrs.

གཉས ོ

391 17 I 3

30

1

7

24 16

19

21

20

36 37 27

19 53 7

29

481

41 | 71

18

37

7

7

8 99

25 265

15 69 92119 342

20

23

·

9

13 57

9 90 10 13 40

62 21

8 2 130 43 114 120 390 24 6 5 15 3 65 211 160

157

40 203 217 54 30 57 63

17 36

14 71235 218

53

12 31 +86 26

I

33 S

5 4

---

13

38

198 644 707 856 4158 331 483 685 641 253

• On a day of clear sky the mean cloud amount at,hours of observation < 20; on an overcast day > 80. The sign

-

judicates zero.

( Zb 2 )

414

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