Date

Mean Pressure (hPa)

Air Temperature

Mean

Relative

Humidity

(%)

Total

Rainfall

(mm)

Maximum

(deg. C)

Mean

(deg. C)

Minimum

(deg. C)

January 2019

01

1026.5

15.9

13.8

11.4

68

Trace

02

1025.4

16.4

14.8

13.5

68

Trace

03

1024.3

17.3

16.2

14.9

84

0.1

04

1022.8

20.9

18.8

16.8

83

0.1

05

1020.5

22.7

19.8

18.9

87

0.0

06

1021.5

20.0

18.6

17.6

83

Trace

07

1021.4

20.0

18.5

17.4

83

0.0

08

1021.3

20.7

19.2

17.2

84

0.2

09

1022.3

18.7

17.8

17.2

84

0.0

10

1020.2

20.8

19.2

17.4

82

0.0

11

1018.6

23.3

20.6

18.2

84

0.0

12

1018.3

22.8

20.9

19.3

83

Trace

13

1019.3

19.8

18.5

17.7

89

Trace

14

1018.8

19.7

18.5

17.6

86

Trace

15

1018.8

21.1

19.0

17.0

88

4.0

16

1020.5

19.9

17.3

15.9

72

0.0

17

1022.2

19.5

16.7

14.6

70

0.0

18

1022.1

18.5

17.1

15.8

75

0.0

19

1019.6

21.9

18.8

17.1

75

0.2

20

1018.9

23.4

20.4

18.1

73

0.1

21

1021.8

20.0

17.8

15.8

64

0.0

22

1022.3

19.1

16.0

13.1

53

0.0

23

1021.0

19.2

16.2

13.7

62

0.0

24

1020.6

19.6

16.9

15.0

71

0.0

25

1021.2

22.2

18.7

16.1

67

0.0

26

1023.1

21.2

18.2

16.7

73

0.0

27

1023.6

19.4

16.9

15.6

71

0.0

28

1021.6

20.3

17.5

15.7

68

0.0

29

1021.4

20.5

18.5

16.9

74

0.0

30

1020.8

21.6

19.3

17.2

73

0.0

31

1018.9

24.5

21.7

18.9

76

0.0

 

Source: Hong Kong Observatory