Meteorological Observations. xsvii 



Abstract of the "Results of the Hourly "Meteorological Observations 



taken at the Surveyor General' a Office, Calcutta, 



in the month of October, 1862. 



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

 dependent thereon. 





ht of 

 neter 

 ht. 



Range of the Baro 

 each hour durin 



neter for 

 g the 



pa v 



Range of the Tempera- 

 ture for each hour 



Hour. 



.£1° ° r2 





month. 





fc-1 



during the 

 month. 













1 







Max. 



Min. 



Diff. 





Mas. 



Min. Diff. 





1" 









S 





J 





Inches. 



Inches. 



Inches. 



Inches. 



o 



o 



o 



o 



Mid- 

 night. 



29.763 



29.969 



29.532 



0.437 



78.7 



83.6 



70.9 



12.7 



1 



.759 



.955 



.519 



.436 



78.5 



83.4 



71.0 



12.4 



2 



.753 



.950 



.493 



.457 



78.4 



83.2 



72.6 



10.6 



3 



.740 



.915 



.481 



.464 



78.5 



83.2 



73.2 



10.0 



4 



.746 



.940 



.486 



.454 



77.8 



81.6 



72.0 



9.6 



5 



.753 



.957 



.496 



.461 



78.0 



82.4 



71.7 



10.7 



6 



.772 



.983 



.514 



.469 



77.9 



82.2 



72.0 



10.2 



7 



.792 



30.003 



.531 



.472 



78.4 



83.0 



73.2 



9W 



8 



.820 



.024 



.540 



.484 



80.3 



84.6 



75.0 



9 



.828 



.037 



.584 



.453 



81.7 



86.4 



75.6 



10.8 



10 



.825 



.025 



.589 



.436 



82.8 



87.2 



75.0 



12.2 



11 



.806 



.009 



.580 



.429 



84.1 



88.6 



76.2 



12.4 



Noon. 



.780 



29.983 



.561 



.422 



84.8 



89.4 



76.6 



12.8 



1 



.753 



.964 



.552 



.412 



85.2 



90.S 



76.2 



14.6 



2 



.728 



.940 



.544 



.396 



84.5 



90.0 



76.8 



13.2 



3 



.716 



.929 



.546 



.383 



84.1 



90.9 



76.2 



14.7 



4 



.723 



.931 



.535 



.396 



84.0 



90.8 



75.4 



15.4 



5 



.730 



.940 



.574 



.366 



83.0 



89.4 



75.2 



14.2 



6 



.731 



.947 



.543 



.404 



81.5 



87.8 



75.3 



12.5 



7 



.754 



.966 



.562 



.404 



80.6 



86.0 



75.5 



10.5 



8 



.771 



.987 



.571 



.416 



80.2 



86.2 



75.5 



10.7 



9 



.784 



.991 



.571 



.420 



79.9 



85.4 



75.4 



10.0 



10 



.790 



.987 



.577 



.410 



79.5 



85.0 



74.8 



10.2 



11 



.790 



.988 



.564 



.424 



78.9 



84.8 



74.6 



10.2 



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

 Thermometers are derivod from the Observations made at the several hours 

 during the month. 



