Meteorological Observations. 



xxxu 



Abalruct of the Tie,snlls of llie llourlu Meteorological Ofjuemitiavs 

 taken at the Sarve/jor General's OJlce, Calcutta, 

 in the monlh of April 1876. 



MoNTHTT IJusur/rs. 



JTean lieii(1it of tlie Enrometer for tlie iilonth 

 Sfax. lieiglit. of the Barometer occurred at 10 a. m. on tlie 3rcl... 

 Mill, heiglit of the Barometer occurred at op. m. on tlie IStli 

 ^Extreme range of the Barometer during the month 

 ]\leaii of the daily IMax. Pressures 

 ])itto ditto j\riii. ditto 

 Mean Jailg range of the Barometer during the luontli 



Inches. 



.. 29.712 



.. 29.92L 



.. 29.538 



. 0.383 



.. 29.782 



.. 29.642 



.. 0.140 



]^Tean Dry Bulb Thermometer for the month 

 IMax:. Temperature occurred at 2 p. m. on the 9th ... 

 jMin. Temperature occurred at 5 & 6 a. m. on the ]3tli 

 l^lxtreme range of the Temperature during the month 

 Menu of the daily INFax. Temjierature 



Ditto ditto ]\rin. ditto, 

 Mean da'dy range of the Temperature during the month 



INTean Wet Bulb Thermometer for the month 



IMean Dry Bulb Thermometer above Mean Wet Bulb Thermometer 



Computed Mean Dev^^-point for the month 



Mean Dry Bulb Thermometer above computed mean Dew-point 



Mean Elastic force of Fapour for the montli 



86.2 

 99.5 

 73.5 

 2(3.0 

 95.0 

 79.6 

 15.4 



78.8 



7.4 



73.6 



12.6 



Inches. 

 0.817 



Troy grain, 

 lyfean Weight of Yapour for the month ... ... ... 8.70 



Addilioiuil Weight of Vapour retjuired for com])lete saturation ... 4.29 

 Mean degree of humidity for the month, com[)lete saturation being unity 0.67 



Mean Max. Solar radiation Thermometer for the montli 



o 

 143.0 



Kaincd 5 days, — jNIax. fall of rain during 21 liours 

 Total amount of rain during the month 

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

 meter during the month 

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



Indies. 

 . 0.13 

 . 0.20 



0.14 



* i[cig]it 70 foi-t 10 iuchos iibovo grounj, 



