ABSTRACT FOR THE MONTH OF OCTOBER, 1893. 



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



Sunday tg 



THERMOMETER. 



64.0 

 60.5 



64 

 62.0 



72 .0 

 "5-5 

 fe S 



54-5 

 S'-5 

 49-5 

 43 7 

 38.3 



52.43 38.69 13.75 30 





ifi 



•5 



16. 





7- 





= 4. 







.0 



IS- 



■S 



19. 



■ 





.0 



'5 





2V 



.6 







10. 





16. 



■S 



q. 









17 







■S 



16 





>5.< 





»?■ 



.0 



19. 



■s 



8. 







.0 



18. 



•5 



12. 







■ S 



18. 





'5- 





13- 



BAROMETER. 



3x0.85 

 29.98,0 

 29.8560 



30.0770 

 29.9077 

 29.1735 



30.252c 

 30.3382 

 30.5497 

 30.4522 



30.1998 

 29.7338 

 30.0303 



2 9 '88 47 

 29.7527 



10 



020 



30 



095 



29 



9 /u 



,-t'J 



"77 



JO 



103 



-'9 



917 



29 



q'io 



30 



2.,1 





2U7 



30 



105 



HO 



041 



29 



44^ 



30 



147 



30 



500 



w 



no- 



30 



55a 



40 



374 



y 



*59 



30 



Jil 



-N 



920 



30 



22 ! 



30 307 

 29 967 

 29.817 



29 



29 



■'9 

 29 

 29 

 »9 



900 

 904 



S45 



9 '-' 4 



837 



770 



20 

 3° 

 30 

 30 

 2 9 

 »9 



466 

 028 

 184 



003 

 700 

 016 



30.263 

 30.474 

 30-363 

 30.091 

 30.056 



29.999 

 29.844 

 29.700 



t Mean 



pres- 

 sure of 

 vapour. 



t Meau 

 relative 

 humid- 



74-7 

 67.5 

 7S-8 

 76.5 

 64.7 

 71.8 



Mean 

 velocity 

 in miles 

 perhour 



N. 



N. 



N. 

 S.E. 

 S.W. 

 S.E. 



s.w. 

 s,w. 



s.w. 

 w. 



E. 

 E. 



S.E. 

 w. 



N. 

 S.E. 



W. 

 S.W. 



w. 



M 



24 SUNDAT 



' 19 Years means for 

 and including this 

 'month. 







ANALYSIS OFWIND RECORD. 







Direction 



N. 



N.E. 



E. 



S.E. 



S. 



S.W. 



w. 



N.W. 



Calm. 





1606 



368 



388 



2735 



772 



2182 



2659 



416 









Duration in hrs.. 



126 

 12.7 



33 



50 



177 



54 



128 



145 



28 



3 



»leau velocity... 



.1.2 



7.3 



23.4 



14.3 



17.0 



18.3 



14.9 





Greatest mileage in one hour was 43 on the loth. 

 Greatest velocity in gusts 60 miles per hour, o 1 

 ie 15th. 

 Resultant mileage 2340. 



Resultant direction, S. 43° W. 



Total mileage, 11126. 



Average mileage per hour 14.95. 



Thunder was heard on Jtwo days without 

 lightning. 



Lightning was seen on one day without thunder. 



Solar halo on four days. 



* Barometer readings reduced to sea-level and 

 temperature of 32° Fahrenheit. 



§ Observed. 



t Pressure of vapour in inches of mercary. 



I Humidity relative, saturation being 100. 



IT 12 years only. 



The greatest heat was 72.0 on the 6th ; and 

 the greatest cold was 25.0 on the 31st, giving a 



range of temperature of 47.0 degrees. Warmest 

 day was the 13th. Coldest day was the 31st. High- 

 est barometer reading was 30.602 on the 18th ; low- 

 est barometer was 29.016 on the 14th, giving a 

 range of 1.586 inches. Maximum relative humid- 

 ity was 100 on the 4th. Minimum relative humid- 

 ity was 48 on the 13th. 



Rain fell on 13 days. 



Snow fell on 1 day. 



Rain or snow fell on 13 days. 



Auroras were observed on 1 night. 



Lunar halo on one night. 



