Meteorological Observations, xxxxii 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor General's Office, Calcutta, 



in the mouth of ' November 18GS. 



Monthly Results. 



Indies. 



Mean height of tlio Barometer for the month... ... ... 29.963 



Max. height of the Barometer occurred at 9 a. m. on tlie 29th. ... 30.185 



Miii. height of the Barometer occurred at 3 p.m. on the 9th. ... 29.73.) 



Extreme range of the Barometer during the month ... ... 0.455 



Mean of the daily i\Jax. Pressures ... ... ... ... 30.034 



Ditto ditto Min. ditto ... ... ... .. 29.905 



Mean daily range of the Barometer during the month ... ... 0.129 



Mean Dry Bulb Thermometer for tlie month ... ... ... 75.0 



Max. Temperature occurred at 3 p. M. on the 11th. ... ... 87.1 



Min. Temperature occurred at 6 A. M. on the 23rd 61.0 



Extreme range of the Temperature during the month ... ... 23.1 



Mean of the daily Max. Temperature .. . ... 82.8 



Ditto ditto Min. ditto, ... ... 68.5 



Mean daily range of the Temperature during the month... ... 14.3 



Mean Wet Bulb Thermometer for the month ... ... ... 68.2 



Mean Dry Bulb Thermometer above Mean Wet Bulb Thermometer 6.8 



Computed Mean Dew-point for the month ... ... ... 63.4 



Mean Dry Bulb Thermometer above computed mean Dew-point ... 11.6 



Inches. 



Mean Elastic force of Vapour for the month ... ... ... 0.586 



Troy grain. 



Mean Weight of Vapour for the month ... ... ... 6.37 



Additional Weight of Vapour required for complete saturation ... 2.94 

 Mean degree of humidity for the month, complete saturation being unity 0.68 



Inches. 



Drizzled 1 day. — Max. fall of rain during 24 hours ... ... Nil 



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



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

 meter during tlie month ... ... ... ... ... Nil 



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



