Meteorological Observations. 
xxxv 
Abstract of the "Results of the Hourly Meteorological Observations 
taken at the Surveyor General'a Of ice, Calcutta } 
in the month of August, 18G1. 
Hourly Means, &c. of the Observations and of the Hygrometrical elements 
dependent thereon. 
*4-1 %4 
O 
Range of the Barometer for 
£ U 
Range of the Tempera- 
<U jJ 
each hour durimr the 
W « 
ture for each hour 
Hour. 
W) q cd 
•53 £ ^ 
month. 
3 
L o 
q a 
timing the 
month. 
c <tf M 
« -a tJ 
Max. 
Min. 
Did*. 
S -a 
a> H 
Max. 
Min. 
Diff. 
Inches. 
Inches. 
Inches. 
Inches. 
0 
0 
0 
0 
Mid¬ 
night. 
29.620 
29.774 
29.457 
0.317 
81.2 
83.8 
77.1 
6.7 
1 
.608 
.743 
.437 
.306 
81.0 
83.8 
76.0 
7.8 
2 
.596 
.744 
.416 
.328 
80.8 
82.6 
76.6 
6.0 
3 
.585 
.734 
.412 
.322 
80.6 
82.2 
76.8 
5.4 
4 
.592 
.728 
.434 
.294 
80.4 
82.0 
76.8 
5.2 
5 
.590 
.745 
.417 
.328 
80.0 
81.8 
77.0 
4.8 
6 
.604 
.763 
.431 
.332 
80.0 
81.8 
77.0 
4.8 
7 
.619 
.774 
.450 
.324 
80.7 
83.0 
77.2 
5.8 
8 
.638 
.789 
.471 
.318 
81.8 
84.5 
77.6 
6.9 
9 
.643 
.795 
.477 
.318 
83.7 
86.8 
77.2 
9.6 
10 
.643 
.794 
.484 
.310 
85.1 
89.2 
77.6 
11 6 
11 
.632 
.784 
.450 
.334 
86.2 
89.8 
77.2 
12.6 
Noon. 
.615 
.777 
.443 
.334 
86.9 
90.2 
77.2 
13.0 
1 
.596 
.757 
.420 
.337 
86.7 
91.1 
77.6 
13.5 
2 
.573 
.724 
.408 
.316 
86.4 
91.4 
79.1 
12.3 
3 
.553 
.705 
.371 
.334 
85.6 
91.8 
79.3 
12.5 
4 
.535 
.704 
.355 
.349 
85.1 
90.8 
79.8 
11.0 
5 
.536 
.689 
.359 
.330 
84.5 
89.4 
80.0 
9.4 
6 
.545 
.703 
•375 
.328 
83.3 
87.6 
79.8 
7.8 
7 
.560 
.704 
.377 
.327 
82.7 
86.0 
79.8 
6.2 
8 
.589 
.740 
.403 
.337 
82.3 
85.0 
79.1 
5.9 
9 
.613 
.776 
.432 
.344 
82.0 
84.8 
79.2 
5.6 
10 
.622 
.776 
.428 
.348 
81.6 
83.6 
79.0 
4.6 
11 
.623 
.782 
.420 
.362 
1 
81.4 
! 
83.6 
77.8 
1 
5.8 
The Mean height of the Barometer, as likewise the Mean Dry and Wet Bulb 
thermometers are derived from tlie Observations made at the several hours 
during the month. 
