lix 



.Mett'oroJog'ical Ohiervalions. 



Abstract of (lie lit^snlln of the Ilourli/ Meteorological Observatiotia 

 taken at the Siirvei/or General's Office, Calcutta, 

 in the mouth of Jul^ 1876. 



Monthly IIesults. 



IMeaii ]ieii;lit of tlie I3ru-onieter for tlie raojitli 

 Max.lieiglitof the Baronvler occurred ;it 10 a. m. on tlie 20t]i 

 Miu. height of tlie E; . meter occurred at 4 p. M. ou the 9th 

 ^Extreme range of the i • rometer during the mouth 

 Mean of the daily Isln::. Pressures 



Ditto ditto Mir ditto 



Mean daily range of tlw Barometer dui'iug the mouth ... 



Inches. 

 . 29.500 

 . 29.666 

 . 29.374. 

 . 0.292 

 , 29.555 

 . 29.442 

 . 0.113 



Mean Dry Eulb Thermometer for the month 

 Max. Temperature occurred at 3 & 4 v. M. on the 1st 

 luin. Temperature occurred at 4 & 5 a. m. on the 29th 

 JExtreme range of the Temperature during the month 

 Meau of the daily Max. Temperature 



Ditto ditto Min. ditto, 

 Mean daily range of the Temperatiu'e during the month 







82.7 

 95.5 

 76.4 

 19.1 

 86.8 

 79.8 

 7-0 



Mean Wet Bull) Thermometer for the month 



Mean Dry Bulb Thermometer above Mean Wet Bulb Thermometer 



Computed Mean Dew-point for the month 



Meau Dry Bulb Thermometer above computed mean Dew-point 



Mean Elastic force of ^^'apour for the montli 



80.3 

 2.4 



78.6 

 4.1 



Inches. 

 0.958 



^ Grain. 



Lc.m Weight of Yapour for the month ... ... ... 10.30 



Additional Weight of A'apour required for complete saturation ... 1.42 

 Mean degree of humidity for the mouth, couiplete satui'atiou beiiig unity 0.88 



Mean Max. Solar radiation Thermometer for the mouth 



o 

 137.1 



Inches. 

 3Rained 26 days, — Max. fall of rain during 24 hours ,., ... 5.41 



Total amount of rain during the month ... ... ... 19.39 



Total amount of rain indicated by the Gauge* attached to the anemo- 

 meter during the month ... ,,. ... ... xnidcr repair. 



Prevailing direction of the Wind ... ,., S, S S W. & S. W. 



* Height 70 feet 10 inclies above groimd. 



