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Hong Kong Observatory Meteorological Observations, 1910

Station Metadata

  • Longitude: λ = 114° 10′ 41″ E
  • Latitude: 22° 18′ 13″ N
  • Height above mean sea level: H = 109 feet
  • Height of thermometers above ground: ht = 4 feet
  • Height of rain-gauge above ground: hr = 14 feet

Table 1: Monthly Means of Pressure, Air Temperature, Vapour Pressure, and Relative Humidity

Month Mean Pressure (in.) Temp 10h (°F) Temp 16h (°F) Temp 22h (°F) Mean Temp (°F) Absolute Min (°F) Absolute Max (°F) VP 10h (in.) VP 16h (in.) VP 22h (in.) Mean VP (in.) Mean RH (%)
Jan 29.996 62.7 63.9 60.9 61.8 44.2 77.8 0.430 0.433 0.436 0.433 74
Feb 29.971 60.6 62.2 59.6 60.0 47.6 74.9 0.396 0.410 0.424 0.412 73
Mar 29.923 63.9 65.0 68.2 63.3 50.9 80.3 0.492 0.500 0.514 0.502 80
Apr 29.938 70.6 71.6 68.9 70.4 59.0 84.4 0.594 0.699 0.624 0.605 77
May 29.740 81.0 81.2 77.5 78.9 70.3 90.1 0.744 0.749 0.782
Jun 29.697 84.2 84.1 81.1 83.1 74.2 90.9 0.861 0.852 0.999
Jul 29.640 83.6 85.1 80.8 82.3 74.6 90.7 0.898 0.882 0.900
Aug 29.616 83.4 84.6 80.9 82.2 78.6 84.6
Sep 29.689 80.9 81.5 79.0 79.7 76.3 84.1
Oct 29.904 77.3 76.6 74.6 75.3 72.0 79.7
Nov 29.947 70.4 70.5 67.8
Dec 30.062 61.7 62.2 58.5 60.5 45.8 77.1 0.334 0.347 0.362 0.348 58
Year 29.835 73.4 74.0 71.1 72.0 44.2 91.8 0.630 0.635 0.656 0.648 72

Table 2: Monthly Cloud Amount, Bright Sunshine, Rainfall, Weather, and Wind Frequency

Month Cloud 10h (%) Cloud 16h (%) Cloud 22h (%) Mean Cloud (%) Sunshine Total (hrs) Sunshine % Possible Rainfall Total (in.) Max Daily Rainfall (in.) Days Rain Days Snow Days Hail Days Thunder Days Gales Wind N Wind NE Wind E Wind SE Wind S Wind SW Wind W Wind NW Calm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Year 71 2188.0 59 70.120 8.110 23 3 23 3 341 28 196 21

Notes

  • Days of gales means days during some hour of which the wind velocity reached or exceeded 40 miles per hour (by Beckley anemograph, factor 1.8).
  • For further particulars see “Meteorological Observations made at the Hong Kong Observatory in the year 1910”.

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Hong Kong Observatory Meteorological Observations, 1910

Station Metadata

  • Longitude: λ = 114° 10′ 41″ E
  • Latitude: 22° 18′ 13″ N
  • Height above mean sea level: H = 109 feet
  • Height of thermometers above ground: ht = 4 feet
  • Height of rain-gauge above ground: hr = 14 feet

Table 1: Monthly Means of Pressure, Air Temperature, Vapour Pressure, and Relative Humidity

Month Mean Pressure (in.) Temp 10h (°F) Temp 16h (°F) Temp 22h (°F) Mean Temp (°F) Absolute Min (°F) Absolute Max (°F) VP 10h (in.) VP 16h (in.) VP 22h (in.) Mean VP (in.) Mean RH (%)
Jan 29.996 62.7 63.9 60.9 61.8 44.2 77.8 0.430 0.433 0.436 0.433 74
Feb 29.971 60.6 62.2 59.6 60.0 47.6 74.9 0.396 0.410 0.424 0.412 73
Mar 29.923 63.9 65.0 68.2 63.3 50.9 80.3 0.492 0.500 0.514 0.502 80
Apr 29.938 70.6 71.6 68.9 70.4 59.0 84.4 0.594 0.699 0.624 0.605 77
May 29.740 81.0 81.2 77.5 78.9 70.3 90.1 0.744 0.749 0.782
Jun 29.697 84.2 84.1 81.1 83.1 74.2 90.9 0.861 0.852 0.999
Jul 29.640 83.6 85.1 80.8 82.3 74.6 90.7 0.898 0.882 0.900
Aug 29.616 83.4 84.6 80.9 82.2 78.6 84.6
Sep 29.689 80.9 81.5 79.0 79.7 76.3 84.1
Oct 29.904 77.3 76.6 74.6 75.3 72.0 79.7
Nov 29.947 70.4 70.5 67.8
Dec 30.062 61.7 62.2 58.5 60.5 45.8 77.1 0.334 0.347 0.362 0.348 58
Year 29.835 73.4 74.0 71.1 72.0 44.2 91.8 0.630 0.635 0.656 0.648 72

Table 2: Monthly Cloud Amount, Bright Sunshine, Rainfall, Weather, and Wind Frequency

Month Cloud 10h (%) Cloud 16h (%) Cloud 22h (%) Mean Cloud (%) Sunshine Total (hrs) Sunshine % Possible Rainfall Total (in.) Max Daily Rainfall (in.) Days Rain Days Snow Days Hail Days Thunder Days Gales Wind N Wind NE Wind E Wind SE Wind S Wind SW Wind W Wind NW Calm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Year 71 2188.0 59 70.120 8.110 23 3 23 3 341 28 196 21

Notes

  • Days of gales means days during some hour of which the wind velocity reached or exceeded 40 miles per hour (by Beckley anemograph, factor 1.8).
  • For further particulars see “Meteorological Observations made at the Hong Kong Observatory in the year 1910”.
Baseline (Original)

(Zo 2)

Stution IlONGkong ObservATORY λ = 7o 3GTM 41′ 86 E.

Air Temperature.

22° 18′ 13′′-2 N. H

Tension of Vapour,

H=109 feet.

Relative Humidity.

Months.

Mean Pressure,

Station

level.

10.] 4p. |10 p.

Mean.

Ments of

Absolute Min. & Max.

10.

4 p.

10 p. Menn. 10 a. 1 p. ¡10 p.

Min. Mas. Min. Max.

Jan.. 29.996❘ 62.7 63.9 60.9 618 | 57,8) 66.5 44.2 77,8 0,430 0,433| 0.436 0.433 | 74

Feb. 29.971 60.6 62.2 59.6' 60.0 55.9 | 64.7

47.6) 74,9| 0,396 : 0,410 | 0.124 | 0,412 | 73

MAn.

A

79 76

69.6

MAT.....

29.923 63.9| 65,0 | 68.2 63.3 60.1, 67.0 50.9 80.3 0.492 0.500 0.514| 0,502 || 80

April.......| 29,938 70.6 71.6 68.9 66.1| 73.9 | 59.0 | 84.4| 0,594 0,799 0.624 0.605 77 May, 29.740 81.0 81.2! 77.5 78.9, 75.1 | 84.1 | 70.3 | 90.1 | 0.744 | 0.749 0.782

June....! 29.697 $4.2 84.1 81.1 89,3| 78,8 | 86.9 74.2 90.9 0.861 0.852 0,999

July, ... 29.640×3.6 85.1 80.8 82.3 78.8 87.0 74.6| 90.7| 0.898 | 0.882| 6,900

Aug.

29.616 93.4, 84G 80.9 82.2 78.6

84.6

78.6

Sept.....| 29,689| 80.9 | 81.5 79.0 79.7 76.3, 84.1

Oet..... 29.904| 77.3 76.6| 74.6 75.3, 72.0 | 79.7

29.947 70.4 70.5 67.8

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Nov.

Dec..... 30.062 | 61.7| 62.2, 58.5 39.7 549 65,1 45.8 77.1 0.334 | 0347| 0.362| 0,848 | 58

68.7 64.7 78.3 32.9 83.4 0.489 0.505 0.524 0.507 63

==

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Year,....... 29,835|| 73.4 74.0 71.1 72.0 | 68.3 76.6| 44.2 | 91,8 | 0.630| 0.635| 0,656| 0.648| 72

ht4 feet. hr = 14 feet.

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Height above menn sea level.

ht=leight of the therms, almove the ground in feet. hr-Height of the ruiu-gange above the ground in fert. * Days of gales means days during some hour of which the wind velocity reached or exceeded 40 iniles por bour (by Booklog anemograpli, fuctor 8). For further particulars comp, “Meteorological Observations made at the Ilongkong Observatory in the year 1910".

2026-07-11 16:25:13 · Baseline
View content

(Zo 2)

Stution IlONGkong ObservATORY λ = 7o 3GTM 41′ 86 E.

Air Temperature.

22° 18′ 13′′-2 N. H

Tension of Vapour,

H=109 feet.

Relative Humidity.

Months.

Mean Pressure,

Station

level.

10.] 4p. |10 p.

Mean.

Ments of

Absolute Min. & Max.

10.

4 p.

10 p. Menn. 10 a. 1 p. ¡10 p.

Min. Mas. Min. Max.

Jan.. 29.996❘ 62.7 63.9 60.9 618 | 57,8) 66.5 44.2 77,8 0,430 0,433| 0.436 0.433 | 74

Feb. 29.971 60.6 62.2 59.6' 60.0 55.9 | 64.7

47.6) 74,9| 0,396 : 0,410 | 0.124 | 0,412 | 73

MAn.

A

79 76

69.6

MAT.....

29.923 63.9| 65,0 | 68.2 63.3 60.1, 67.0 50.9 80.3 0.492 0.500 0.514| 0,502 || 80

April.......| 29,938 70.6 71.6 68.9 66.1| 73.9 | 59.0 | 84.4| 0,594 0,799 0.624 0.605 77 May, 29.740 81.0 81.2! 77.5 78.9, 75.1 | 84.1 | 70.3 | 90.1 | 0.744 | 0.749 0.782

June....! 29.697 $4.2 84.1 81.1 89,3| 78,8 | 86.9 74.2 90.9 0.861 0.852 0,999

July, ... 29.640×3.6 85.1 80.8 82.3 78.8 87.0 74.6| 90.7| 0.898 | 0.882| 6,900

Aug.

29.616 93.4, 84G 80.9 82.2 78.6

84.6

78.6

Sept.....| 29,689| 80.9 | 81.5 79.0 79.7 76.3, 84.1

Oet..... 29.904| 77.3 76.6| 74.6 75.3, 72.0 | 79.7

29.947 70.4 70.5 67.8

I

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79

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0.761 70 70 82 77

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72.1 90.1 0,818 | 0.624| 0.827 | 0.831 77

  • £

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75 Sk 83

76 83

2

66.4 88.0|| 0.587 0.622| 0,668 | 0.632| 62 68

#

  • F

72

Nov.

Dec..... 30.062 | 61.7| 62.2, 58.5 39.7 549 65,1 45.8 77.1 0.334 | 0347| 0.362| 0,848 | 58

68.7 64.7 78.3 32.9 83.4 0.489 0.505 0.524 0.507 63

==

12 €

60 74

22

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2 2 3

66

70

Year,....... 29,835|| 73.4 74.0 71.1 72.0 | 68.3 76.6| 44.2 | 91,8 | 0.630| 0.635| 0,656| 0.648| 72

ht4 feet. hr = 14 feet.

Amount of t'lend.

Bright Sun bine.

Rainin!1,

Weather.

No, of Days of

71

Wind. No. of Days of

Months,

=

81

77

1

10 a.4 p.

T

=

Menu.

Total. Are of possible.

Tutal.

Daily Max.

Rain.

Snow.

Hafl.

Thunder

SOLVIN

• Gales.

X. [N.E. E.

3.E..

  1. H.W, W. 5.W.

Calin,

hours,

Ins ins.

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0.885 0.270

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January,

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Marcb,

April,

May,

June,

July,

Augusi,

September,

October.

Nóvember.

Docember,.

Yent.....

71

ོ་

59

en 2188.0

70.120 8.110 m

23

3

341

28 196 21

34116

+

A = The longitude of the station. +

= The latitude of the station.

= ||

Height above menn sea level.

ht=leight of the therms, almove the ground in feet. hr-Height of the ruiu-gange above the ground in fert. * Days of gales means days during some hour of which the wind velocity reached or exceeded 40 iniles por bour (by Booklog anemograpli, fuctor 8). For further particulars comp, “Meteorological Observations made at the Ilongkong Observatory in the year 1910".

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