Meteorological Olservalions 



Xll 



Abstract of the Results of the llourl,/ Meteorologkal OhserraCom 

 taken at the Surveyor General's Office, Calcutta 

 in the month of August \'61^. 



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



dependent tliereon. 



Hour 



o =^ 



cj PQ CO 



Uange of tlie Barometer 



for each hour during 



tlie month. 



Max. 



Min. 



Diff. 





l^ange of the 'JViiii)era- 

 ture for each hour 

 during the mouth. 



Max. 



Diir, 





Inches. 



Inches. 



Inches. 



Inches. 















o 



Mid- 



















night. 



29.608 



29.776 



29.452 



0.324 



81.0 



83.0 



78.0 



5.0 



1 



.596 



.768 



.428 



.340 



80.8 



83.5 



78.0 



5.5 



2 



.584 



.753 



.413 



.340 



80.5 



82.5 



77.5 



5.0 



3 



.573 



.752 



.402 



.350 



80.2 



82.0 



77.5 



4.5 



4 



.567 



.751 



.389 



.362 



80.0 



81.8 



77.5 



4.3 



5 



.576 



.753 



.405 



.348 



79.8 



81.6 



77.8 



3.8 



6 



.588 



.767 



.426 



.341 



79.8 



81.6 



77.8 



3.8 



7 



.604 



.791 



.450 



.341 



80.6 



82.5 



78.0 



4.5 



8 



.621 



.808 



.451 



.357 



81.9 



84.5 



78-0 



6.5 



9 



.629 



.806 



.460 



.346 



83.3 



86.2 



78.2 



8.0 



10 



.628 



.818 



.454 



.364 



84.9 



88.5 



79.6 



8.9 



11 



.622 



.812 



.446 



.366 1 



1 



85.7 



90.5 



79.9 



10.6 



Noon. 



.603 



.790 



.417 



.373 



86.3 



90.5 



79.3 



11.2 



1 



.585 



.774 



.396 



.378 



86.7 



91.5 



80.1 



11.4 



2 



.560 



.746 



.372 



.374 



86.6 



92.0 



79.5 



12.5 



3 



.544 



.729 



.365 



.364 



86.0 



92.5 



79.1 



13.4 



i 



.532 



.716 



.347 



.869 



85.9 



91.7 



78.7 



18.0 



5 



.580 



.708 



.361 



.347 



85.0 



91.0 



79.0 



12.0 



6 



.541 



.710 



.379 



.331 



84.1 



88.0 



79.0 



9.0 



7 



.564 



.727 



.405 



.322 



83.1 



87.1 



79.0 



8.1 



8 



.586 



.751 



.423 



.328 



82.4 



85.8 



78.5 



7.3 



9 



.607 



.779 



.442 



.337 



82.0 



85.0 



78.5 



6,5 



10 



.620 



.786 



.448 



.338 



81.7 



84.4 



78.5 



59 



11 



.622 



.787 



.457 



.330 



81.5 



83.5 



78.5 



5.0 



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

 Thermometer Means are derived from the observations made at the several 

 hours during the month. 



