Abstract of the Results of the Hourly Meteorological Observations taken at the Surveyor General's Office, Calcutta, Abstract of the Results of the Hourly Meteorological Observations taken at the Surveyor General's Office, Calcutta, in the month of May, 1862. MONTHLY RESULTS. Mean height of the Barometer for the month, Inches .29.684 Max. height of the Barometer occurred at 10 A. M. on the 6th, Extreme range of the Barometer during the month, Ditto ditto Min. ditto, Mean daily range of the Barometer during the month, .. Min. Temperature occurred at 7 A. M. on the 6th, Mean daily range of the Temperature during the month, Mean Wet Bulb Thermometer for the month, Mean Dry Bulb Thermometer above Mean Wet Bulb Thermometer,.. 79.0 6.4 75.8 Mean Dry Bulb Thermometer above computed Mean Dew-point, Mean Weight of Vapour for the month, Additional Weight of Vapour required for complete saturation, Abstract of the Results of the Hourly Meteorological Observations taken at the Surveyor General's Office, Calcutta, in the month of May, 1862. MONTHLY RESULTS. Table showing the number of days on which at a given hour any particular wind Abstract of the Results of the Hourly Meteorological Observations taken at the Surveyor General's Office, Calcutta, in the month of June, 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 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. 1 Abstract of the Results of the Hourly Meteorological Observations taken at the Surveyor General's Office, Calcutta, in the month of June, 1862. Daily Means, &c. of the Observations and of the Hygrometrical elements dependent thereon.-(Continued.) Inches. T. gr. T. gr. 80.1 4.3 77.9 6.5 81.9 6.3 78.7 9.5 80.6 5.0 78.1 7.5 79.0 5.1 76.4 7.7 All the Hygrometrical elements are computed by the Greenwich Constants. |