Meteorological Observations. 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor General's Office, Calcutta, 



in the month of August 1869. 



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

 dependent thereon. 





O to 



.Range 



of the Barometer 



q . 



Range o 



1 the Tempera- 





•4J *-l 



Th CD • 



for each hour during 



w M 



ture for each hour 





Mo J 



the month 





CD 



during 



the month. 





•s a^g 









£?£l 







Hour. 



W2? 









P I 











SmS? 



Max. 



Min. 



Dili. 



§ 2 



Mas. 



Min. 



Diff. 























Inches. 



Inches. 



Inches. 



Inches. 



o 











o 



Mid- 



















night. 



29.664 



29.776 



29.516 



0.260 



82.8 



85.0 



79.4 



5.6 



1 



.653 



.768 



.493 



.275 



82.5 



84.6 



79.8 



48 



2 



.644 



.760 



.472 



.288 



82.3 



84.3 



79.8 



4.5 



3 



.636 



.751 



.450 



.301 



82.0 



84,0 



79.6 



4.4 



4 



.630 



.764 



.446 



.318 



81.8 



83.8 



79.5 



4.3 



5 



.639 



.776 



.477 



.299 



81.6 



83.8 



78.7 



5.1 



6 



.654 



.794 



.492 



.302 



81.5 



83.6 



77.3 



6.3 



7 



.671 



.809 



.515 



.294 



82.2- 



84.5 



78.0 



6.5 



8 



.686 



.823 



.531 



.292 



83.6 



85.6 



78.3 



7.3 



9 



.696 



.832 



.543 



!289 



85.2 



87.2 



81.0 



6.2 



10 



.697 



.836 



.550 



.286 



86.2 



89.5 



80.5 



9.0 



11 



.690 



.831 



.551 



.280 



87.0 



90.0 



80.5 



9.5 



Noon. 



.674 



.812 



.526 



.286 



.87.5 



91.5 



81.5 



10.0 



1 



.649 



.792 



.494 



.298 



87.9 



92.3 



81.0 



11.3 



2 



.624 



.767 



.476 



.291 



88.1 



93.0 



80.5 



12.5 



3 



.603 



.752 



.449 



.303 



87.8 



93.4 



82.0 



11.4 



4 



.590 



.734 



.437 



.297 



87.4 



93.2 



83.0 



10.2 



5 



.587 



.719 



.420 



.299 



86.7 



90.5 



82.0 



8.5 



6 



.597 



.731 



.429 



.302 



85.7 



89.6 



80.3 



9.3 



7 



.616 



.737 



.465 



.272 



84.6 



87.5 



80.0 



7.5 



8 



.642 



.758 



.494 



.264 



83.9 



86.0 



79.5 



6.5 



9 



.664 



.773 



.515 



.258 



83.5 



86.0 



79.5 



6.5 



10 



.676 



.786 



.521 



.265 



83.3 



85.5 



80.0 



5.5 



11 



.676 



.783 



.522 



.261 



83.1 



85.3 



79.7 



5.6 



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

 Thermometer Means arc derived from the observations made at the several 

 hours during the month. 



