Meteorological Olserva lions* 



xliii 



Abstract of the Results of the Hourly Meteorological Observations 

 taken at the Surveyor General's Office, Calcutta, 

 in the month of June 1868. 



Latitude 22° 33' 1" North. Longitude 88° 80' 34" East. 



Height of the Cistern of the Standard Barometer above the sea level, 18.11 feet. 



Daily Means, &c. of the Observations and of the Hygronietrical elements 

 ^ dependent thereon. 



Date. 



1 

 2 

 3 

 4 

 5 

 6 

 7 

 8 

 9 

 10 

 11 

 12 

 13 

 14 

 15 

 16 

 17 

 18 

 19 

 20 

 21 

 22 

 23 

 24 

 25 

 26 

 27 

 28 

 29 

 30 



"Is, 



Inches. 



29.742 

 .717 

 .708 

 .710 

 .697 

 .643 

 .604 

 .583 

 .585 

 .515 

 .512 

 .419 

 .355 

 .401 

 .410 

 .396 

 .450 

 .491 

 .501 

 .549 

 .554 

 .535 

 .557 

 .589 

 .588 

 .567 

 .535 

 .507 

 .543 

 .566 



Range of the Barometer 



during the day. 



Max. 



Inches. 



29.804 

 .788 

 .777 

 .781 

 .760 

 .705 

 .639 

 .640 

 .647 

 .591 

 .571 

 .500 

 .417 

 .460 

 .458 

 .464 

 .502 

 .548 

 .550 

 .586 

 .590 

 .585 

 .590 

 .635 

 .628 

 .608 

 .572 

 .563 

 .589 

 .634 



Min. 



Inches. 



29.664 

 .636 

 .627 

 .608 

 .633 

 .576 

 .551 

 .511 

 .545 

 .507 

 .43 7 

 .357 

 .309 

 .351 

 .361 

 .341 

 .400 

 .446 

 .464 

 .504 

 .484 

 .484 

 .527 

 .537 

 .518 

 .537 

 .481 

 .465 

 .486 

 .506 



DiiF. 



Inches. 



0.140 

 .152 

 .150 

 .173 

 .127 

 .129 

 .088 

 .129 

 .102 

 .084 

 .131 

 .143 

 .108 

 .109 

 .097 

 .123 

 .102 

 .102 

 .086 

 .082 

 .106 

 .101 

 .063 

 .098 

 •110 

 .071 

 .091 

 .098 

 .103 

 .128 



V 



81,7 

 87.3 

 87.2 

 87.8 

 84.9 

 80.3 

 78.5 

 79.3 

 81.1 

 80.4 

 81.8 

 81.9 

 79.5 

 79.2 

 80.7 

 79.7 

 81.3 

 82.2 

 82.2 

 86.8 

 87.7 

 87.6 

 87.7 

 89.4 

 88.8 

 84.5 

 85.1 

 85.8 

 83.5 

 82.2 



mpera- 

 ture during the day. 



Max. Min. 



92.8 

 95.0 

 95.2 

 96.2 

 92.8 

 84.5 

 79.4 

 81.4 

 83.5 

 83.4 

 87.0 

 84.5 

 83.0 

 80.0 

 83.5 

 82.6 

 85.0 

 87.0 

 85.5 

 92.5 

 93.3 

 93.5 

 91.9 

 94.4 

 94.4 

 88.5 

 87.2 

 89.0 

 84.6 

 84.6 



80.0 

 80.5 

 80.5 



78.7 

 78.5 

 77.7 

 77.3 



79.3 

 78.4 

 78.5 

 77.5 

 77.0 

 78.4 

 79.0 

 77.6 

 78.0 

 78.0 

 78.4 

 82.0 

 82.0 

 82.0 

 83.6 

 84.8 

 79.5 

 82.1 

 82.5 

 84.0 

 81.7 

 79.5 



Diff. 



15.6 



15.0 



14 7 



15.7 



14.1 



6.0 



1.7 



4.1 



4.2 



5.0 



8.5 



7.0 



6.0 



1.6 



4.5 



5.0 



7.0 



9.0 



7.1 



10.5 



11.3 



11.5 



8.3 



9.6 



14.9 



6.4 



4.7 



5.0 



2.9 



5.1 



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

 theda ° m are 7ed; fr ° m the h ° mlj Orations, made during 



