Meteorological Observations, Ixi 
Abstract of the Results of the Tourly Meteorological Observations 
taken at the Surveyor General’s Office, Calcutta, 
in the mouth of August 1871. 
Hourly Means, &c. of the Observations and of the Hygrometrical elements 
dependent thereon. 
Sa = Range of the Barometer =. | Range of the Tempera- 
25 .)| foreach hour during = 3 ture for each hour 
ess | the month. | 2 during the monih. 
a 2S } } be 5 
Hour.| 5 251 | § rae ; 
a2, | = 
| S48 | Max. | Min. | Dif. | 38 | Max. | Min. | Dif 
Aa | | he | 
} 
| ' | 
Inches. | Inches. | Inches. Inches. | ) Cites fe 
) | / 
Mid- | | | ) | 
hight.| 29.620 | 29.820 29.423 | 0.397 81.4. 84.0 | 78.5] 5.5 
1 610} .813| .411| .402 | 812 | 838 | 786] 62 
2 .600 .806 3299 | .407 | 81:0 | 83.4 78.8 4.6 
3 689] .794| .388| .406 80.8 | 83.2 | 785} 47 
4, 580}; .781| .366| .415 | 80.6 | 83.0 | 785| 45 
5 ee ogee) aye) 416.) BOR. | 689) | eee |. Be 
6 601} .794| .399| .395 | 80.5 82.7 | 77.5! 62 
rs 615 | .800/ .409{ .391 81.0 83.8 | 78.0) 58 
8 630 | .820| .421|  .399 | 82.0 | 85.0 | 783| 6.7 
9 641 | .838]  .429| .409 | 832 | 86.8 | 788] 80 
10 645 |  .859 423 | .436 84.2-| 87.8 | 791 | 87 
ll 637 | .841| .422} .419 | 95.4 | 89.0 | 79.0| 10.0 
: | | 
' | | 
| ) 
Noon.| .622| 825] .410| .415 85.9 | 89.2 | 789} 103 
1 602 791| .401| .390 | 85.9 | 91.0 | 78.7 | 123 
2 581 770 | .387 | 383 86.4 | 91.3 | 78.8 | 12.5 
3 665 | .753| .382| .371 | 85.8 | 90.5 | 79.5| 11.0 
4 500| .743| ~.359| .384 | 85.6 | 91.0 | 79.5] 11.5 
5 500 746 | .369| .377 | 85.1 | 884 | 785| 9.9 
6 561 767'| .385| .382 83.7 | 87.6 | 78.0| 9.6 
7 579 773 394°) 379 82.7 86.6 | 788 | 7.8 
8 600 797 | 403 | .394 82.5 | 86.0 | 790 | 7.0 
9 622 815 422 | .393 82.1 | 845 | 79.0] 56 
10 637 827 427 | .400 | 81.7 84.3 | 782) 6A 
11 637 837 .439 | .398 81.5 84.0 | 787! 53 
| 
bes «Lay 
The Mean Height of the Barometer, as likewise the Dry and Wet Bulb 
Tiermometer Means are derived from the observations made at the several 
hours during the month. 
