252

Table III.

Ten yearly-means of Humidity at the Observatory for each month of the year and Mean Diurnal Variation.

Month.

January,

February,

+4

+

+4

+3

+3

+

March,

+2

+2

April,

+

+4

+4

++++

+4

+2

+2

+2 +1

May,

+4

+2

POL

June,

+4 +3

NN

2

5

6

July,

+4 +

+1

August.

+6

+1

+1

September,

+4

October,

+5 +

+4 +5 +3

1

November,

December,

+6 +4 +4

+

+6 +6 +5

+3 +3 +2

1

4

8

+4 +4

+3

8

1 3.

3 a.

4 #

ō a.

6 a.

7 a.

8 a.

9 a.

10 &.

II a. Nooa. I p.

2 p. 3 p. 4 p. 5 p. 6 p. 7 p. 8 p.

9 p.

10 p.

11 p. Midt.

Meau.

6

7

6

+2

+3

+2

+2

+++++++++++

+++++++

do do do do pa bo to po

+++

+4

74

+3

79

566677

+3

85

+1

4

86

+2

+1

දය පද

+

84

-3

+4

83

+4

+4

83

+1

+5

83

+4

+3

77

+2

+1

70

6

+2

+3 +1

+ɔ̃

+6 +6

65

9

7

5

+1

+1

+3

+3

+6

+6

65

Means,..

+4

+4 +4 +4

+4 +4 +3 +1 -2

- 4

-6

7

-7

-6

-5

-3

0

+1

+2 +3

+3

+4

+4

78

Table IV.

Ten yearly-means of Tension of Aqueous Vapour at the Observatory for each month of the year and Mean Diurnal Variation.

24

8 a.

9 a.

10 a.

11 a.

Noon.

1 p.

2 p.

3 p.

4 p.

5 p.

6 p.

8 p.

9 12.

10 p.

11 P

Midt.

Меци.

Month.

a.

2 A.

3 a.

4 a

5 л.

ba.

January,

+.006 +.002

February,............

+.003 .000

March,

.002

..006

.000 .004 -.002 .004 .008 .010

-.007

-.010

-.006

-.009

.011

April,

May,

--.001

.000

-.002

.005 GO8

.010

011

.012

.003

..002 .006

.008

-.002 ..006

June....

.000

,000

.002

.004

.003

003 .003

July,

+.001 .000

..002

.004

.006

001.008

August,

-.002

-.003 -.004

.007

.007

September,

+.008 +.004

.000 .007

October,

November, December.

+.016 +011

+.018+.012

+.005 -.001 +.006

+.014 +.007 +.003

.000

-.001

-007-011 -.014 -.014 -.015 -.017 -.011 .014

-.008005 -.004 .007 -001 +.001 .004 -.002 -.001

.007

.008 -.006 .005 .002 .000

.002 +.001 -.001 +.001 +.008 +.005 +,004 .009 -.005 .004 .004 .000 .00.9 .006 .004 .002 +.001 +,004 +.002 +003 +.001

..004 ..004 -.001 .000

,003 .000 -.002 .000 +.004 +.004 +.005 4.004 +.004 +.002 +.001 -.002 .008 +.005 +.001 +.003 -.001.003 +.003 .002 006 .006 .006 +.005 +.00 +.003 +.004 .004 .003 +,001 -.001

-.008 .008.014 011 -.015 .018 -.015 .006 .000 +.004 +.004 +.001 .009 -.014 -.010 ..011 -.017 022 .022 .018 ..003001 +.002

.010

.009 019 .020

-.016 .022 ..025 -.018 -.017 .001.001 +.008 +.007 +.018 +.016 +.021 +.024 +.025 4.020

.011 ..006 .010 .007 .003 +.001 +.008 +.007 .009 .010 +.015 +017 +017 +017

++.002 www.001

-.005

-.006

-.004

..009

-.00+

.005

.004

-.003

-.001

-.001

+.012

+.015

+.002 +.003 +004 +.000 +.008 +.007 +.008 +.007 +,006 +.002 +.002 +.004 +,00 +.005 +.006 +.007 +.008 +.007 +.004 +.004.002 +4.00 +.007 +009 +.011 +.008 +.007 +.006 +.007 +007 +.006 +005 +.003 +.004 +.003 +.005 +.003 +0086 +.007 +008 +.008 +008

..001

-.003

,004

.008 +.006 +006 +007 +.002 +.008 +012

0.387.

0.384

0.479

0.633

0.767

-.002

+.002 +,003 +.004 +.003

0.869

+.001 +.001 +.001 +.003 +.003 +002 +.001

0.895

.000

0.877

+016 +018 +.013 +007 +018 +019 +017 +013

0.791

0.650

0.471

0.378

Means..

+.005 +.002 -001

-.005-008

-.009-006 -.005 −.006 -.008 -.005 -.004

-.001

.000 +.001 +.001 +.001 +.002 +.004 +007 +009 +.010 +.010 +.008

0.032

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