Meteorological Observations. 



is 



Abstract of the Results of the Hourly Meteorological Observations 



talcen at the Surveyor General's Office, Calcutta, 



in the month of February, 1858. 



Latitude 22° 33' 1" Forth. Longitude 88° 20' 34" East. 



feet. 

 Height of the Cistern of the Standard Barometer above the Sea level, 18.11 



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

 dependent thereon. 





O <u 



Range 



of the Barometer 





Range of the Tempera- 





,£3 S3 J3 



during the day. 



bo 



ture during the day. 





CO 









fig 





















<u 



OS J2 -*-J 



Max. 



Min. 



Diff. 





Max. 



Min. 



Diff. 



Q 



s 









a 











Inches. 



Inches. 



Inches. 



Inches. 



o 



o 



o 



o 



1 



29.993 



30.077 



29.919 



0.158 



69.8 



81.2 



59.0 



22.2 



2 



.959 



.032 



.873 



.159 



70.7 



81.4 



62.1 



19.3 



3 



30.028 



.124 



.979 



.145 



68.9 



78.6 



61.7 



16.9 



4 



29.988 



.058 



.917 



.141 



68.0 



79.4 



56.8 



22.6 



5 



.955 



.026 



.874 



.152 



71.3 



82.6 



61.0 



21.6 



6 



.970 



.061 



.924 



.137 



73.1 



81.8 



64.6 



17.2 



7 



Sunday. 

















8 



30.061 



.142 



30.007 



.135 



66.6 



74.1 



61.6 



12.5 



9 



.046 



.140 



29.981 



.159 



65.1 



75.5 



55.0 



20.5 



10 



.020 



.102 



.964 



.138 



67.2 



77.4 



57.2 



20.2 



11 



29.986 



.056 



.932 



.124 



67.3 



77.6 



61.0 



16.6 



12 



.943 



.033 



.869 



.164 



70.0 



80.0 



62.6 



17.4. 



13 



.950 



.035 



.900 



.135 



71.7 



79.2 



67.0 



12.2 



14 



Sunday. 

















15 



.950 



.029 



.886 



.143 



68.4 



79.4 



58.8 



20.6 



16 



.977 



.046 



.923 



.123 



69.5 



80.6 



59.4 



21.2 



17 



30.023 



.108 



.969 



.139 



71.2 



83.5 



62.0 



21.5 



18 



.018 



.097 



.959 



.138 



71.5 



83.4 



60.4 



23.0 



19 



29.972 



.049 



.912 



.137 



72.7 



84.9 



61.2 



23.7 



20 



.945 



.018 



.874 



.144 



75.2 



85.5 



66.2 



19.3 



21 



Sunday. 

















22 



30.000 



.084 



.949 



.135 



76.3 



86.0 



69.6 



16.4 



23 



.015 



.112 



.945 



.167 



73.4 



84.2 



63.6 



20.6 



24 



29.969 



.059 



.886 



.173 



72.8 



85.6 



60.8 



24.8 



25 



.921 



29.999 



.842 



.157 



74.8 



86.9 



65.0 



21.1) 



26 



.898 



.982 



.826 



.156 



73.6 



82.8 



66.7 



16.1 



27 



.886 



.977 



.821 



.156 



74.5 



85.9 



65.2 



20.7 



28 



Sunday. 

















.. 













• • • • 







.. 



















•■ 



.. .. 



.. ** 



• * • • 



. • . • 



«... 



1 



.... 



.... 



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

 ! Thermometers are derived from the twenty-four hourly observations made during 

 ' the day. 



