ABSTRACT FOR THE MONTH OP OCTOBER, 1889. 



Meteorological Observations, McGiU College Observatory, Montreal , Canada, Height above sea level, 187 feet. . 0. H. MoLEOD, Superintendent. 



ANALYSIS OF WIND RECORD. 



Direction. 



Miles 



Duration i 

 Menu velo 



N. 



N.E. 



E. 



1703 



3'5° 



236 



"3i 



170 



38 



I3 -° 



1S.5 



6.2 



Greatest mileage in one hour was 48 on the 28th 

 Greatest velocity in gusts' 56 miles per hour 01 



s.w. 



1739 



w. 



N. W. 



Calm. 



17:2 





112 



131 



62 



5 



'5-5 



13. 1 



,0.0 





Resultant mileage, 2,275- 

 Resultant direction, N17°W. 

 Total mileafie, 10,230. 



"Barometer readings reduced to 

 imperature of 32° Fahr. 

 § Observed. 



t Pressure of vapour in inches of mercury. 

 t Humidity relative, saturation being 10G- 

 H E'ght years only. 



The greatest heat was 61.1 on the 1st; the graa 

 sSt cold was 21. S uri ihe 2-rd, wiving a range i 

 temperature of 30.3 degrees. Warmest day »: 



... Coldest day was the 23rd. Highest baro- 



■ reiulinc wsi-s ;?u.i;n5 on n M _. :_'Jn:l ; lowest bar 

 2y.393 on the 1st ; giving , 



1.21- inchus. Maximum relative huinulitv was :<<> 

 n the 1st ami 7th. .Mini nut in ivlaiivu humidity WHS 

 3 on the 24th. 



Rain fell on 12 days. 



Snow fell on 1 day. 



Rain or snow foil on 12daya. 



Aurora on 1 night. 



Hoar frost on 12 days. 



Fog on 2 days. 



