ABSTRACT FOR THE MONTH OF FEBRUARY, 1899. 



Meteorological Observations, McGill College Observatory, Montreal, Canada. Height above sea level, 187 feet, C. H. McLEOD, Superintendent, 



THERMOMETER. 



BAROMETER. 



29.4438 

 39.6853 

 39. 3953 

 39.6778 

 30.1878 

 30.5330 



39.815 

 30.540 



39.673 

 39.884 

 30.370 

 30. 573 



39.948 

 39.759 



39.5'9 



29.467 

 29.884 

 30.370 



N.W. 

 s.w. 



s.w. 

 s.w. 



s.w. 

 s.w. 

 s.w. 



s.w. 

 s.w. 

 s.w. 



________ 





ANALYSIS OF WIND RECORD. 







Dlrccilon 



iiiiSTr! 



N. 

 «54 



N.E. 



E. 



S.E. 



S. j S.W. 



W. 



N.W. 



Calm . 



20s 



61 



79* 



1636 7273 



.000 



8,7 





_^^Jirs^ 



S6 



11.68 



,16 



>3 



4> 



91 '; 319 



83 



52 



2 





13, 81 



4.69 



■9.37 



.798 j 23.79 



.2.23 



16.39 





^;«ateflt volooity in custs 49 milea per lioi 



the t)th. 



ResullaDt miloiige, 8450 

 Resultant direction, S.46i® W. 

 Totiil mileage, 12,469. 

 Average velocity, 18.56 m.p.h. 



• Barometer readings reduced to eeo-Ievel and 

 temperature 32" Fahrenheit. 



t Pressure of vapour in Inches of mercury. 



t Humidity relaiive, saturation being 100. 



IT 18 years only, s 13 yeara only. 



The greatest heat via.'i 41° .0 on the 27th ; the 

 greatest cold was —13.°! on the 11th, giving a 

 range of temperature of 5i.i degrees. 



Warmest day was the 18th. Coldest day was 

 the lUh> Highest barometerreadmg was 30.573 on 

 the 25th. Lowest barometer was 29.274 on the 22nd, 

 giving a range of 1-299 iachea. Maximum rela- 



tive humidity was 9" on the 7th, 

 Minimum relative humidity was 



Rain fell on 5 days. 



Snow fell on 16 days. 



Rain or snow fell on 17 days, 



Auroras were ob.<!erved on 



Lunar halo on 1 nignt. 



Lunar coronas on 3 nights. 

 9th. 



Fog on 3 days. 



nights. 

 Mocks 



