Meteorological Observations. 



xci 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor General's Office, Calcutta, 



in the month of December 1867, 



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

 dependent thereon. 





^ R 



inge of the Barometer 



T3 - - 



Range of the Tempera- 





1h ® • 



for each hour during 



pq £ 



ture for each hour 







the month. 





during 



the month. 



Hour. 











p 1 











o3 ffl to ]yj 



ax. 



Min. 



Diff. 



B & 



Max. 



Min. 



Diff. 













a H 











Inches. Inc 



hes. 



Inches. 



Inches. 



o 







o 







Mid- 



















night. 



30.080 30 



134 



30.024 



0.110 



64.6 



68.3 



60.5 



7.8 



1 



.074 



125 



.022 



.103 



64,0 



68.0 



59.5 



8.5 



2 



.065 



113 



.012 



.101 



63.4 



67.2 



59.0 



8.2 



3 



.057 



101 



29.999 



.102 



62.9 



66.5 



58.8 



7.7 



4 



.053 



106 



30.000 



.106 



62.3 



66.5 



58.7 



7.8 



5 



.062 



110 



.011 



.099 



61.8 



66.4 



58.2 



8.2 



6 



.080 



134 



.027 



.107 



61.2 



65.2 



57.5 



7.7 



7 



.101 



151 



.044 



.107 



61.0 



65.5 



57.5 



8.0 



8 



.130 



176 



.069 



.107 



65.9 



69.2 



60.0 



9.2 



9 



.147 



196 



.087 



.109 



67.2 



71.8 



62.5 



9.3 



10 



.147 



201 



.088 



.113 



70.1 



74.5 



65.5 



9.0 



11 



.130 



176 



.073 



.103 



72.5 



76.3 



69.3 



7.0 



Noon. 



.097 



144 



.042 



.102 



74.0 



76-8 



71.2 



5.6 



1 





062 



113 



29.998 



.115 



75.1 



78.2 



72.0 



6.2 



2 





039 



085 



.976 



.109 



75.6 



78.2 



71.0 



7.2 



3 





024 



083 



.968 



.1]5 



75.7 



78.2 



72.0 



6^2 



4 





022 



071 



.961 



.110 



74.5 



77.7 



71.5 



6.2 



5 





031 



080 



.970 



.110 



73.3 



76.3 



70.5 



5.8 



6 





044 



097 



.987 



.110 



71.0 



74,5 



67.0 



7.5 



7 





060 



113 



30.007 



.106 



69.3 



73.0 



65.0 



8.0 



8 





076 



129 



.025 



.104 



68.2 



72.0 



,64.4 



7.6 



9 





086 



137 



.037 



.100 



67.0 



71.5 



63.0 



8.5 



10 





092 



147 



.042 



.105 



66.1 



70.5 



61.8 



8.7 



11 





087 



140 



.030 



.110 



65.3 



70.0 



61.0 



9.0 



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

 Thermometer Means are derived from the observations made at the sevexal 

 hours during the month. 



