Meteorological Observations. 



xciv 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor General's Office, Calcutta, 



in the month of December 1878. 



Latitude 22° 38' 1" North. Longitude 88° 20' 34" East. 



Heightof the Cistern of the Standard Barometer above the sealevel, 18.11 feet. 



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



dependent thereon. 



Date 



o « 

 a> 



+s +^ . 



-1 ttf 



1» s ~ 



• — S Cj 



_ H-l "M 

 S „. CO 



L_i +3 CO 



Range of the Barometer 

 during the day. 



Max. 



Min. 



Diff. 





Eange of the Tempera- 

 ture during the day. 



Max. 



Min. 



Diff. 



The Mean Height of the Barometer, as likewise the Dry and Wet Bulb 

 Thermometer Means are derived, from the hourly observations, made at the 

 several hours during the day. 



