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Abstract of the Results qf the Hoztrly Meteor-ological 0bservatton.»taken at the Surveyor Geme1'aZ’s Ojice, Calcutta,

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Height of the Cistern of the Standard Barometer above the Sea-level, 18.11 Daily Means, &c. of the Observations and of the Hygrometrical elements dependent thereon.

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The Mean height of the 13ar0meter, agfllikevv-'_ise the Mean Dry and Wet Bulb Thermometers are derived from the twenty-four hourly Observations made during the day.

Abstract of the Results of the Hourly Meteorological Observations taken at the S'ur'vey0r Ger2eral’s‘Qfil'ce, Calcutta,

in the month of January, 1862.

Daily Meana,&c. of the Observations and of the Hygrometrical elements

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All the Hygromebrical elements are computed by the Greenwich Constants.

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Hourly Means, &c. of the Observations and of the Hygrometrical elements dependent thereon.

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The Mean height of the Barometer, as likewise the Mean Dry and Wet Bulb Thermometers are derived from tha Observations made at the several hours during the month.

Abstract of the Results of the Hourly Meteorological Observations taken at the Surveyor General’s Ofiice, Calcutta,

in. the month of Januarg, 1862.

Hourly Means, &c. of the Observations and of the Hygrometrical elements

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Mean Wet Bulb Ther-
mometer.

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Dry Bulb above Wet.

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2.4 2.5 2.5 3.5 5.0 6.4 8.0

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o l Computed Dew Point. I

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Dry Bulb above Dew
Point.

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4.8

4.4 4.3 4.1 4.7 4.1 4.5 4.5 6.0 S 0

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Noon.

F-lb-J
1--owoo~1mc\a>ea1¢1--

63.3
63.8
64.1
64.3
64.2
64.0
64.1
63.5
63.0
62.4
61.8
61.5

9.0
9.9
10.4
10.4
9.3
8.2
5.8
4.6
3.9
3.6
3.3
3.0

58.8
58.8
58.9
59.1
59.5
59.9
61.2
60.7
60.7
60.2
59.8
59.7

12.0

13.5
14.9
15.6
15.6
14.0
12.3
8.7
7.4
6.2
5.8
5.3
4.8

.503
.503
.504
.508
.515
.521
.544
.536
.536
.527
.520
.518

.49
.48
.49
.53
.62
.71
.99
.92
.93
.84
.77
.76

8.09

.69 .70 .28 2.84 1.99 .63 .35 .24 .12 .00

.64 .61 .60 .60 .63 .67 ." 5 .7 8 .82 .83 .84 .85

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All the Hygrometrical elements are computed by the Greenwich Constants.

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