'■' i : «nrairM»MWimtrit-''rrfi-iir 1 TTi°*' rfJ 



Meteorological Observations. 



lix 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor General's Office. Calcutta, 



in the month of August i 1864. 



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

 dependent thereon. 



1 



o £ ^ 



Range of the Bai 



ometer 





Range of the Temperature 





S a-S 



for each hour d 



tiring 



fc* ° 



for each hour d 



uring 





■s 2^ 



the month. 







the month 





Hour. 



m * o 









fig 

























fl 03 *° 

 ^ "5 08 



Max. 



Min. 



Diff. 



1 J 



03 E""* 



Max. 



Min. 



Diff. 





i r 









3 











Inches. 



Inches. 



Inches, 



Inches* 



o 















Mid- 

 night. 



29.636 



29.773 



29.442 



0;33l 



81,7 



84*4 



77.0 



7.4 



1 



.630 



.754 



.424 



.330 



81.5 



84.4 



77,4 



7.0 



2 



.621 



.752 



.405 



.347 



81.1 



84.0 



77.4 



6.6 



3 



.609 



.743 



.383 



.360 



80.8 



83.0 



77.5 



5.5 



4 



.603 



.737 



.377 



.360 



80*6 



84.0 



77.6 



6.4 



5 



.611 



.749 



.381 



.368 



80.5 



83.9 



77.8 



6.1 



6 



.629 



.769 



.397 



.372 



80,5 



83.7 



77*5 



6,2 



7 



.643 



.784 



.404 



.380 



81.1 



84,2 



78.4 



5.8 



8 



.657 



.800 



.403 



.397 



82.4 



85.4 



79.4 



6*0 



9 



.665 



.810 



.370 



.440 



83.7 



87,2 



79.2 



8*0 



10 



.666 



.803 



.395 



.408 



84,8 



87.9 



78.0 



9.9 



11 



.659 



.795 



.385 



.410 



85*6 



89.4 



78.4 



11.0 



Noon. 



.644 



.779 



.372 



.407 



86.0 



89.6 



80.0 



9.6 



1 



.625 



.760 



.358 



.402 



86.6 



91,6 



81.0 



10.6 



2 



.603 



.733 



.334 



.399 



86,6 



92,2 



81.5 



10.7 



3 



.580 



.703 



.309 



.394 



86,7 



92.2 



81.2 



11.0 



4 



.568 



.691 



.318 



.373 



86.1 



92.2 



81.4 



10.8 



5 



.564 



.708 



.335 



.373 



849 



91.4 



81.2 



10.2 



6 



.577 



.703 



.303 



.400 



83,8 



89.4 



80.6 



8.8 



7 



.588 



.721 



.297 



.424 



83.3 



88,6 



80.4 



8.2 



8 



.608 



.755 



.269 



.486 



82.9 



87.5 



79.8 



7.7 



9 



.628 



.767 



.349 



.418 



82.6 



86.8 



78.4 



8.4 



10 



.639 



.771 



.377 



.394 



82.3 



85.8 



79.0 



6.8 



11 



.640 



.771 



.385 



.386 



82.1 



85.4 



79.0 



6.4 



1 



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

 mometer Means are derived from the Observations made at the several hours 

 during the month. 



