Meleorological Observations. 



XV 



Abstract of the Jiesults of the llourti/ Meteoroluri'ical Observations 

 taken at the Sarvei/or GeneraVs Office, Calcutta, 

 in the month oj February 1876. 



Monthly Eesults. 



Mean lieiglit of tlie Barometer, for tlie moiitli 

 Max.lieigiitoftlie Barometer occurred at IOa.ii. on tlie 9tli ... 

 Min. lieiglit of tlie Barometer occurred at 3 a. m. on the 24th 

 Hxtveme range of tlie Barometer during the month 

 Mean of the daily Max. Pressures 

 Ditto ditto Min. ditto 

 Mean daity range of the Barometer during the mouth ... 



Indies. 

 . 29.912 

 . 30.143 

 . 29.707 

 . 0.436 

 , 29.990 

 . 29.850 

 . 0.140 



Mean Dry Bulb Thermometer for the month 



Max. Temperature occurred at 3 & 4 p. m. on tlio loth & 29th 



Min. Temperature occurred at 7 a. m. on the 7th 



Extreme range of the Temperature during tlie month 



Mean of tlie daily Max. Temperature 



Ditto ditto Min. ditto, 

 Mean daily range of the Temperatiu'e during the month ... 



o 



73.1 



90,0 

 54.4 

 35.6 

 83.9 

 64.8 

 19.1 



Mean Wet Bull) Thermometer for the month 



Mean Dry Bulb Thermometer above Mean "Wet Bulb Thermometer 



Computed Mean Dcn^-poiut for the month ... 



Mean Dry Bulb Thermometer above computed mean Dew-point 



Mean Elastic force of Vapour for the month 



64.5 



8.6 



57.6 



15.5 



Indies. 

 0.483 



Troy grain. 

 Mean Weight of Yapour for the month ... ... ... 5.27 



Additional Weight of Yapour ref[uirod for complete saturation ... 3.52 

 Mean degree of humidity for the month, complete saturation being unity 0.60 



Mean Max. Solar radiation Thermouieter for the month 



o 

 135.0 



Eaiucd 2 days, — ]\Tax. fall of rain during 24 hours 



Total amount of rain during the month 



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



meLor during the month 

 Prevailing direction of the Wind ... S. W. k S. S. W. 



Inches. 

 . 1.58 

 2.93 



2.45 



* ileijjlU 70 feet 10 iachcs nbovo grouud, 



