THE HONG KONG GOVERNMENT GAZETTE, AUGUST 21, 1931.

ROYAL OBSERVATORY.

587

No. 536.-Extract of Meteorological Observations made at the Royal Observatory, Hong Kong, during the month of July, 1931.

DATE.

BAROMETER

AT M.S.L.

TEMPERATURE.

HUMIDITY.

Max.

Mean. Min. Rel.

Abs.

CLOUDINESS.

SUNSHINE.

WIND.

RAIN.

Mean

Mean

Dir.

Vel.

Miles

July

ins.

p. c.

ins.

p. c.

hrs.

ins.

Points.

p.h.

о

29.72

89.0 84.1 82.1

79

0.93

86

6.5

0.105

S by W

12.5

2,

.74 88.1 83.6

79.5

80

.92

76

6.7

SSE

0.115

9.0

.80

3,.

87.7

82.7

77.8

82

.91

65

9.7

0.420

SSE

7.7

4,.

.83

88.3

83.4

80 z

82

.93

74

7.8

0.075

S

7.3

.80

5,

87.6

84.5

81.8

76

.90

72

11.5

0.015

SSW

9.2

6,.

.75

88.9

84.5

82.0

76

.90

80

10.6

0.070

SW by S

11.9

7,

.75

88.3

84.7

82.7

77

.92

69

10.4

S

...

10.7

8,

.75

89.9

84.5 81.1 76

.90

50

II.3

0.020

S by E

7.7

.70

9,.

85.0

82.0 77-4

85

.92

73

4.7

0.840

E by N

8.9

.62

10,.

87.3

82.0 78.6

87

.94

91

3.2

1.710

SE by E

7.I

[I,.

.67

88.0

84.3

78.8 78

.92

85

8.5

0.180

SSW

10.8

12,

.69

89.0 82.7

78.3 85

.94

93

2.2

0.705

SSW

9.9

.71

13,

87.1 82.9

80.1

85

.95

90

2.5

1.070

SSW

7.2

14,.

.77

87.4 82.1

78.0 86

.94

92

0.9

0.140 SE by S

5.9

15,.

.84 84.3 78.8 75.9 92

.90

98

O.I

1.920

E

3.3

16,

.80 82.0

79.2 77.3 87

.87

85

1.2

0.015

SW

4.2

17,.

.78

86.0

80.4 76.1 85

.88

78

4.9

0.110

SW by W

3.6

18,.

.80

84.8

81.0 77.9

87

.92

.82

19,.

86.3

82.6 79.2 83

.92

a co

0.2

0.610

SW

8.0

97

85

4.6

0.300

SSW

8.7

20,

.84

86.4 82.1 79.0

82

.89

10.8

5+

0.025

S

5.7

.86

21..

89.0 83.4 78.6 78

.90

50

11.6

0.005

S by W

4.3

22,.

.90

88.9 83.6 78.6 79

.91

35

11.9

SW

4.5

23,.

.87

59.2 83.8 79.9

74

.87

42

24,.

.84

89.7 84.5 81.0 75

.88

25..

.83 88.3

82.3 79.0 81

.89

26,.

.86 87.8

27,.

.87 88.9

83.6 83.4 79.0

80.2

79

.91

74

.85

28,

.87

87.5 82.2 78.1 83

.90

29,.

.84 84.7

80.9 77.4

83

.88 62

30,.

.81

86.4

82.0 76.7

83

.90

31,.

.74

89.0

82.2 78.0 8+

.91

+ TROR KWAM

12.1

SW

6.4

64 32.1 0.135

SW

7.4

74

8.0

0.225

SW by S

5.4

63

9.4

0.030

SSW

6.4

76

8.4

0.140

S

7.7

77

7-3 0.200

SSE

5.7

10.4

0.010

E by S

9.8

70

10.0

8.8

0.525

E by S

8.0

73

0.145

WNW

6.4

Vean,

29.79

87.4

82.7 790

0.91 74 228.3

9.860

7.5

MEANS AND EXTREMES FOR JULY:

Maximum,. Normals,

29.82

29.72 86.8 82.0 78.4

88.7 83.6 79.9

0.92

0.90

Minimum,

29.61 84.2 80.1 76.0 79 0.87

80 282.8

68 212.7 14.797

39.075

14.3

SE

10.9

48

130.6 4.575

7.2

The rainfall for the month of July at the Botanical Gardens was 11ins. 94 on 26 days, at the Matilda Hospital, Mount Kellett, it was 10ins. 95 on 24 days, at Fanling, 10ins. 28 on 24 days, and at the Police Station, Taipo, 11ios. ·15 on 23 days.

The lowest reading of the barometer (M.S.L.) was 29ins. 576 at 17h. on the 10th.

The maximum gust velocity as recorded by the Dines-Baxendell anemograph, was at the rate of 40 miles per hour at 10h. 04m. on the 13th.

T. F. CLAXTON, Director.

14th August, 1931.

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