Meteorological Ohserrafions, 



Ixxviii 



Ahdract of Hie Results of the Hourly Meteorological Observations 



taken at the Survei/or General's Office j Calcutta, 



ill the month of October 1874. 



Latitude 2^° 33' V North.' Longitude 88"^ 20' M^ East. 



Heiglitof tlie Cistern of the Standard Barometer above tlie sea level, 18.]] feet. 



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



dependent thereon. 







l^Hige of the 1^1 

 (luring the d 



•oiiieter 

 ay. 



^1 



Eange of the 'remjjera- 

 ture (luring tlie day 













H 









Date. 

















^PQ'M 









^ b 











§^2 



Max. 



Min. 



Diff. 



gj 



Max. 



Min. 



Diir 













^^ 











Inches. 



Inches. 



Inches. 



Inches. 







o 



o 



o 



1 



29.660 



29.719 



29.603 



0.116 



84.0 



90.0 



79.5 



10.5 



2 



.685 



.734 



.638 



.096 



81.7 



85.6 



79.5 



6.1 



3 



.674 



.739 



.597 



.142 



81.9 



88.0 



78.7 



9.3 



4 



.698 



.764 



.645 



.119 



81.6 



87.3 



77.0 



10.3 



6 



.761 



.809 



.708 



.101 



82.2 



89.0 



78.0 



11.0 



6 



.783 



.835 



.733 



.102 



82.3 



88.0 



78.0 



10.0 



7 



.780 



.840 



.700 



.140 



83.4 



90.0 



79.0 



11.0 



8 



.785 



.851 



.724 



.127 



82.9 



88.3 



79.6 



8.7 



9 



.793 



.858 



.711 



.147 



83.7 



90.0 



79.5 



10.5 



JO 



.816 



.883 



.761 



.122 



83.7 



90.0 



80.0 



10.0 



11 



.804 



.888 



.732 



.156 



83.8 



90.8 



80.5 



10.3 



12 



.760 



.824 



.697 



.127 



84.0 



91.0 



80.0 



11.0 



13 



.764 



.831 



.705 



.126 



84.3 



90.8 



79.5 



11.3 



14 



.768 



.817 



.730 



.087 



82.0 



89.2 



77.5 



11.7 



15 



.669 



.'772 



.534 



.238 



78.4 



79.7 



77.5 



2.2 



16 



.648 



.770 



.486 



.284 



79.4 



83.5 



77.0 



6.5 



17 



.798 



.852 



.741 



.111 



80.8 



87.0 



74.5 



12.5 



18 



.841 



.909 



.785 



.124 



83.1 



89.0 



77.5 



11.5 



19 



.853 



.924 



.807 



.117 



82.3 



87.5 



79.0 



8.5 



20 



.838 



.926 



.763 



.163 



80.0 



86.0 



74.5 



11.5 



21 



.809 



.879 



.747 



.132 



' 80.4 



87.0 



74.0 



13.0 



22 



.805 



.874 



.741 



.133 



82.7 



88.5 



77.0 



11.5 



23 



.822 



.891 



.774 



.117 



82.9 



88.8 



78.8 



10.0 



24 



.863 



.923 



.806 



.117 



82.8 



88.5 



79.3 



9.2 



25 



.867 



.939 



.822 



.117 



78.8 



86.2 



76.4 



9.8 



26 



.832 



.884 



.788 



.096 



77.6 



81.0 



75.0 



6.0 



27 



.817 



.894 



.813 



.081 



76.4 



79.0 



75.5 



3.5 



28 



.838 



.896 



.790 



.106 



77.9 



81.4 



75.3 



6.1 



29 



.827 



.879 



.774 



.105 



80.4 



84.9 



77.3 



7.6 



30 



.854 



.906 



.797 



.109 



80.4 



840 



77.2 



6.8 



31 



.921 



.985 



.874 



.111 



80.1 



84.7 



76.5 



8.2 



The Mean Height of the Barometer, as lilce^vise the Dry and Wet Bulb 

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

 several hours during the day. 



