Abstract of the Results of the Hourly Meteorological Observations taken at the Surveyor General's Office, Calcutta,

in the month of February, 1862.

Latitude 22° 33' 1" North. Longitude 88° 20′ 34′′ East.

Feet.

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

The Mean height of the Barometer, as likewise the Mean Dry and Wet Bulb Thermometers are derived from the twenty-four hourly Observations made during the day.

Date.

Abstract of the Results of the Hourly Meteorological Observations taken at the Surveyor General's Office, Calcutta,

in the month of February, 1862.

Daily Means, &c. of the Observations and of the Hygrometrical elements dependent thereon.-(Continued.)

Mean Wet Bulb Ther

mometer.

Inches.

T. gr.

T. gr.

All the Hygrometrical elements are computed by the Greenwich Constants.

tion being unity.

Abstract of the Results of the Hourly Meteorological Observations taken at the Surveyor General's Office, Calcutta,

in the month of February, 1862.

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

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

Hour.

Abstract of the Results of the Hourly Meteorological Observations taken at the Surveyor General's Office, Calcutta,

in the month of February, 1862.

Hourly Means, &c. of the Observations and of the Hygrometrical elements dependent thereon.—(Continued.)

Mid

night.

All the Hygrometrical elements are computed by the Greenwich Constants.