Meteorological Observations. 



Khu 



Abstract of the Results of the Hourly Meteorological Observations 

 taken at the Surveyor General' $ Office, Calcutta, 

 in the month of June, 1857. 



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

 dependent thereon. 



Hour. 



ean Height of 

 the Barometer 

 at 32° Faht. 



Ran»e of the Barometer for 



each hour during the 



month. 



Dry Bulb 

 mometer. 



Range of the Tempera- 

 ture for eMcb hour 

 during the 

 month. 





Max. 



Min. 



Diff. 



S r. 



Max. 



Min. 



Diff. 





% 









S 











Inches. 



Inches. 



Inches. 



Inches. 



















Mid- 

 night. 



29.536 



29.651 



29.337 



0.314 



82.4 



85 2 



78.7 



6.5 



11 'o 



1 



.524 



.642 



.301 



.341 



82.2 



85.0 



78.6 



6.4 



2 



.514 



.635 



.304 



.331 



82.0 



84.8 



78.6 



6.2 



3 



.509 



.635 



.297 



.338 



81.9 



85.5 



78.4 



7.1 



4 



.510 



.638 



.274 



.364 



81.8 



84.2 



78.2 



6.0 



5 



.523 



.646 



.278 



.368 



81.7 



84.2 



78.2 



6.0 



6 



.543 



.657 



.289 



.368 



81.9 



84.6 



78.2 



6 4 



7 



.558 



.687 



.305 



.382 



82.8 



85.4 



79.0 



6.4 



8 



.567 



.698 



.320 



.378 



84.6 



87.8 



80.0 



7.8 



9 



.573 



.707 



.321 



.383 



86.6 



90.6 



79.2 



11.4 



10 



.573 



.692 ! .315 



.377 



87.9 



92.6 



80.2 



12.4 



11 



.565 



.680 



.312 



.368 



89.4 



94,1 



80.4 



13.7 



Noon. 



.548 



.662 



.301 



.361 



90.5 



95.0 



80.2 



14.8 



1 



.530 



.637 



.295 



.342 



90.7 



96.4 



81.3 



15.1 



2 



.513 



.615 



.274 



.341 



90.0 



97.2 



78.0 



19.2 



3 



.495 



.598 



.268 



.330 



89.6 



97.2 



78.3 



18.9 



4 



.473 



.584 



.249 



.335 



88.5 



96.4 



78.0 



18.4 



5 



.473 



.620 



.259 



.361 



87.7 



94.8 



77.8 



17.0 



6 



.484 



.611 



.277 



.334 



86.2 



92.0 



77.0 



15.0 



7 



.500 



.608 



.303 



.305 



85.0 



89.6 



77.4 



12.2 



8 



.526 



.635 I .327 



.308 



83.9 



88.0 



78.0 



10.0 



9 



.539 



.663 .335 



.328 



83.3 



86.7 



78.8 



7.9 



10 



.552 



.663 .353 



.310 



83.0 



86.8 



79.0 



7.8 



11 



.550 



.649 ! .3 19 



1 



.300 



82.7 



85.6 



79.0 



6.6 



The Mean height of the Barometer, as likewise the Mean Dry and Wei Bulb 

 Thermometers are derived from the observations made at the several hours 

 Luring the month. 



