Meleorological Observations. KV 
Abstract of the Results of the Hourly Meteorological Observations 
taken at the Surveyor General’s Office, Calcutla, 
tu the month of March 1871. 
Latitude 22° 33’ 1” Nerth. Longitude 88° 20’ 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 Hygrometrical elements 
dependent thereon. 
—_ 2 | 
hee _ | Range of the Barometer = = [Range of the Tempera- 
a2 <lwring the day. FAs ture during the day. 
ea Oe ae | 
o nH. |— + Ss |——— ~ 
Date.) 73 0, | teal | | 
g2°, | Max. | Min. | Dif. | &3 | Max. | Min. | Diff 
Ss | SH | 
a Ps : 
Inches. | Inches. | Inches. | Inches. ra) | ° | fo) o 
| | ; 
1 | 20.882 | 29.950 | 29.809 | 0.141 | 76.2 | 843 | 70.0) 148 
2 923 ; 30.012 | 845 167 | 69.2 70.5 | 67.0, 36 
3 ‘845 | 29.928 |  .789 139 | 68.0 | 705 | 65.0| 56 
4 847 916 | .788| .128| 69.8 77.1 | 64.0 | 121 
5 953 | 30.034 902 132 | 71.8 | 79.5 | 66.0 | 136 
6 969 050 917 133 | 73.2 | $2.0 | 65.4 | 16.6 
7 .913 | 29.981 846 1a5,, 754. | 83.8 |-69.0 4a¢ 
8 944 | 30.028} 883) 145 | 74.0 | 825 | 67.0 | 158 
9 .937 £009 876 139 | 762 | 86.7 | 67.5 | 192 
10 885 | 29.957 812 145 | 78.0 | 88.2 | 70.5 | 17.7 
il 880} .940} .816{ 124] 792 | 89.9 | 722| 168 
12 891 ‘962 | oad 131 | 80.9 | 91.6 | 735 | 17.8 
13 .859 $44'| " .782.| | 182 | 81.1 | 91.60 | 740 | 170 
14 mee.) S60 | 4 711 149 | 82.4 | 92.3 | 740] 183 
15 .698 758 | .6388| .120| 831 | 93.5 | 745 | 19.0 
16 762 851 669 182} 826 | 91.5 | 7451! 17.0 
17 849} 942 793 | .149| 782 | $87.0 | 703 | 167 
18 836 | 918 .788 Bs 87.0 | 68.4] 18.6 
19 837 .908 783 126, 789 | 89.8 | 715 | 183 
20 ‘$84, | 966 834 | .182] 808 | 91.0 | 74.5 | 165 
21 .868 IAG 793 | 147 | 81.7 | 93.0 | 72.0} 21.0 
22 a7 .906 .778 128 | $3.4 | 94.0 | 74.5 | 19.5 
23 854; .934| .791| 143] 83.5 | 95.0 | 75.5 | 19.5 
24, 818 900 |  .746 154 | $38 | 96.0 | 73.8 | 22.2 
25 776) 8441 717) .127| 84.1 | 95.0 | 77.0| 180 
26 797 .858 730} .128| 839 | 97.7 | 765 | 213 
a7 | .84| 929| (779| 150]; 834 | 924 | 765 | 159 
28 .832 912 .768 144 | $5.2 | 94.0 | 79.3 | 147 
29 818 896 54 142,| $3.5 | 922 | 76.0] 163 
30 761 1854 642 212-| 84.9 | 972 | 76.5 | 20.7 
31 750 | 825 608 1159 | 8.1 | 955 | v7 17.8 
The Mean Height of the Barometer, as likewise the Dry and Wet Balb 
Thermometer Means are derived, from the hourly observations, made at the 
- several hours during the day. 
