^[y] 



Meteor olog'tcal Ohscnal'ions. 



Alalracl of the He&nUs of tlie llourli/ ]i[eleoroIoglcal Ohservaliois 

 taken at the Sarvei/or General's O/Jlce, Calcutta, 

 in the month oj June 1876. 



Monthly Eesults. 



Indies. 



Mean lieiglit of llie Barometer for the month ... ... ... 29.5(H> 



Max.heiglitof the Barometer occurred at 9 a. m. on tlie 2ud ... ... 29.715 



Miu. height of the Bai'ometer occurred at 4 & 5 p. m. ou the 30th ... 29.375 



jlxtreme runqe of tlie Barometer during the moutli ... ... 0.340 



Mean of the daily Max. Pressures ... ... ... ..,29.625 



Ditto ditto Miu. ditto ... ... ... ... 29.499 



Mean dally range ol the Barometer during the mouth ... ... 0.12(3 



o 



Mean Dry Bulb Thermometer for the montli ... ... ... 85.6 



Max. Temperature occurred at 3 P' m. on the 4th,,. .,, ... 98.2 



Miu. Temperature occurred at 11 p. M. ou the 8tli ... ... 75.5 



Extreme range oi tlie Temperature during the moutli ... ... 22.7 



Mean of the daily Max. Temperature ... ... ... ... 92.8 



Ditto ditto Miu. ditto, ... .., ... ... 80.1 



Mean daily range oi the Temperature during the mouth ... ... 127 



Mean Wet Bulb Thermometer for the month ... ... ... 81.5 



Meau Dry Bulb Thermometer above Mean Wet Bulb Thermometer 4.1 



Computed Mean Dew-point for the mouth ... ... ... 78.6 



Mean Dry Bulb Thermometer above computed mean Devr-point ... 7.0 



Inches. 

 Mean Elastic force of Vapour for the month ... ... ... 0.958 



Troy grain. 

 Mean Weight of Vapour for the month ... ... ... 10.23 



Additional Weight of Vapour required for complete saturation ... 2.53 

 Mean degree of humidity for the month, complete saturation being unity 0.80 



o 

 Mean Max. Solar radiation Thermometer for the month ... ... 141.0 



Inches. 

 Eaincd 26 days, — Max. fall of rain during 24 hours ... ... 2.J3 



Total amount of rain during the month .., ... ... 9,32 



Total amountof rain indicated by the Gauge* attached to the anemo- 

 meter during the month ... ... ... ... under repair. 



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



* Height 70 i'cct 10 inches above ground. 



