Meteorological Observations. 



IX. 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor General's Office, Calcutta, 



in the month of August, 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 

 dependent thereon. 





O <V 



.u 0) « 



Range 



of the Barometer 



Bulb 

 eter. 



Range of the Tempera- 





S§! 



during the d 



ay. 



bi 



ture during the 



day. 





53 = 









p a 



_, 5 









Date. 

















05 5 la 



Max. 



Min. 



Diff. 





Max. 



Min. 



Diff. 





1 









s 











Inches. 



Inches. 



Inches. 



Inches. 



o 



o 



o 







1 



29.667 



29.718 



29.609 



0.109 



83.7 



87.8 



79.8 



8.0 



2 



.597 



.652 



.532 



.120 



84.6 



87.8 



81.4 



6.4 



3 



Sunday. 

















4 



.570 



.639 



.515. 



.124 



84.6 



87.8 



82.8 



5.0 



5 



.575 



.633 



.514 



.119 



84.6 



88.0 



81.7 



6.3 



6 



.530 



.586 



.460 



- .126 



84.8 



88.2 



82.4 



5.8 



7 



.476 



.525 



.405 



.120 



84.3 



90.4 



80.0 



10.4 



8 



.483 



.546 



.418 



.128 



84.2 



910 



79.8 



11.2 



9 



.489 



.543 



.417 



.126 



83.4 



88.6 



80.2 



8.4 



10 



Sunday. 

















11 



.554 



.610 



.494 



.116 



82.6 



87.0 



80.2 



6.8 



12 



.533 



.583 



.462 



.121 



82.7 



87.2 



80.0 



72 



13 



.547 



.601 



.503 



.098 



83.1 



88.0 



80.0 



8.0 



14 



.556 



.599 



.495 



.104 



82 4 



86.8 



80.5 



6.3 



15 



.490 



.568 



.393 



.175 



84.2 



89.2 



80.2 



9.0 



16 



.390 



.453 



.312 



.141 



83.1 



87.2 



80.6 



6.6 



17 



Sunday. 

















18 



.424 



.506 



.365 



.141 



82.2 



86.4 - 



79.8 



66 



19 



.508 



.576 



.460 



.116 



83.8 



89.1 



80.0 



9.1 



20 



.548 



.594 



.488 



.106 



83.5 



87.6 



79.8 



7.8 



21 



.565 



.624 



.502 



.122 



815 



83.6 



79.0 



4.6 



22 



.581 



.633 



.522 



.111 



83.2 



85.0 



81.8 



3.2 



23 



.562 



.602 



.513 



.089 



83.9 



87.0 



81.6 



5.4 



24 



Sunday. 

















25 



.562 



.610 



.525 



.085 



80.4 



83.8 



78.6 



5.2 



26 



.566 



.622 



.503 



.119 



80.3 



84.8 



78 



6.8 



27 



.539 



.596 



.486 



.110 



81.0 



85.4 



77.0 



8.4 



28 



.515 



.552 



.467 



.085 



81.5 



83.7 



79.8 



3.9 



29 



.557 



.604 



.510 



.094 



817 



85.2 



79.2 



6.0 



30 



.639 



.704 



.581 



,123 



83.5 



87.8 



80.6 



7.2 



31 



Sunday. 

















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. 



