

ABSTRACT FOR THE MONTH OF JANUARY, 1901, 





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







THERMOMETER. 



♦ BAROMETER. 



tMean 

 relative 



a WIND. 



^•j.„- 



.ii 



.= . 



■gi 





D.v 













Mean 



S^2 



S-= 



. e 













1 



t 









humid- 





















Mean. 



Max. 



Min. 



Range. 







Min. 



Range. 



ity. 



direction. 



in miles 

 per hour 





M 



£ 



^S 









7.46 





0.5 



29 5 



30.26 



30.45 



29. 84 



.61 



84 



w. 



23.9 



89 



0.0 



0.00 



, 





a 



9,26 









30.37 



30.60 



30 



23 



•37 













0.2 



0.02 



2 













".3 





30.78 



30 













69 









3 





5 



14.B7 

 3.13 



ii.Z 



11,8 



16.3 



30.31 



30.36 



30 



22 



.5* 



85 

 85 



W. 



w. 



30.1 



88 







0.09 



5 



bOND 







=6., 





5-9 



29.99 



30.15 



29 



85 



.30 



93 



s. 



11.8 







2.7 



0.27 







8 



19.87 



31.8 

 36.9 



I°.o 



24.9 



3o.'4 



30.23 

 30.48 



»9 

 29 



79 



■,j\ 



89 



w. 



\t:: 



°? 





0.0 





9 













9.9 



30.27 









.45 



92 





16.4 















,j 



.5.84 



18.4 



12,7 



1' 



30.03 



30.11 



29 



92 







N- 



16.3 



00 













13 



ai.07 



»5.' 





6.7 



29. 6» 



29.92 



29 



55 



•37 



91 







00 





9-9 



0.99 



12 



SUNDAK 



>3 



15.42 



18.5 



'43 



6.4 

 13-9 



30.01 

 29.9s 



^o:SI 



29 

 29 



8. 



•35 





w. 



E. 



11.6 



00 





0.0 



to.oo 



13 Sunday 





je 







13.4 



r, 



29.78 



29. Si 





76 



.05 





N. 



6.3 



00 









15 







34.08 





29.0 



29 51 





29 



44 



.42 





S. 



iS.6 



00 



0.10 



















II. 7 



29.53 



29.57 



29 





















17 











— 9-3 



3J-3 



29.75 



29.95 





56 



.39 









84 













'9 



—■3.77 



-I3 







30.3" 



30.63 



29 



9b 





71 



W. 



24.0 



91 









19 







-a. 78 



9.9 



14 I 



_ . 



30 31 



30 63 



29 



91 



72 



ll 







00 











20 Sunday 



Svtiuw 



"Jl 



I.O 



38:6 



29.76 



30.00 



29 



60 



40 



s.w. 





00 









21 







06 





— 4 9 





30.43 



30.52 



1o 









N.E. 





85 























14.3 



30.32 



30.47 







37 





E 





85 











23 

















30.10 



21) 





.50 



















24 







3«.8e 





17.9 



12. t 



29.77 



30.00 



21 







89 



N. 



















26 



14.27 



■7.4 



10,9 



6.5 



29.98 



30.09 



29 





27 



93 



N. 





















11.23 



6 a 



2 



n 9 



29.34 

 29.11 



29.82 

 29.27 



29 

 29 



03 



75 



87 





6 









oil 



Sunday 



SUNUA 





20.2 



13.1 



7' 



W. 



20 4 



00 





3'8 



28 











2.9 





29.61 









6 





W. 



28.4 















3^ 





8.9 





10.3 



29.97 



30.03 



»! 



88 



■■5 



81 



N.W. 



8.6 















3> 





12.9 



o.a 



■2.7 



29 77 



29.95 



29.70 





91 



N. 



14.2 



00 





0.9 



;o.o9 



31 



. 







"75 





5.26 



15.27 



29.978 



30.165 



29.777 



.387 



86.5 



W 6=38' N 



16.5S 



34^' 



0.27 



27.1 



2.98 













































(27 Years means for 



for nnd 

 this mo 



inclndhicf 

 ah S 







4.42 





30.05. 







•333 









II34.93 



0.856 



30.03 



3.727 



J and including this 

 i months 



















a. ANALYSIS OF WIND RECORD. 



• Barometer readings reduced to sea-level anc 

 temperature 32° Fubronheit. 



Minimum relative humidity observed was 65 

 on the 19th. 





1 . 









1 







t Mean of bi-hourly readings taken fron 



Kain tell on i days. 



Dlrcci 



on 



N. 



N.E. 



E. 



S.E. 



S. 



5.W. W. 



N.W. 



Calm. 



self-recording instruments. 



I Humidity relative, saturation being 100 

 Mean of observations at 8, 15 and 20 hours. 



r; 20 years only. ? 15 years only. 



Tbe greatest boat .was 39.6 on the 21st ; the 



Snow fell on 17 days. 



Rain or snow fell on 19 days. 



Hoar frost on the I4tb. 



Lunar Hales on the 30th and 31st. 



Lunar Corona on the 9th. 



Milo 



1850 



6i!6 



420 



338 



,28 



■389 



6284 



707 





Duration in hrs.. 



.36 



55 



49 



22 



53 



54 



306 



60 



9 



Mean 



clocity.... 







8.6 



15.4 





25.72 j 20.5 









11.4 



3 7 







greatest cold was 16.7 below zero on tbe 19th 

 giving a range of temperature of 56.3 degrees. 



Warmest day was the 16th. Coldest day was 

 the 19th. Highest barometer reading was 30.78on 

 tbe 3rd. Lowest barometer was 29.03 on tbe 



Fog on the 8th, 14th and 21st. 



Uruntest uiiloaRO in odo hour was 42 od the 



2l8t. 



QrontoHt voIooUy in gusts was 45 miloe per 



ResiiUoDt miloage, 6717. 

 Resultant dirootion, W. 6° 3S' N. 

 Total mileago, 12,312. 





' from City Hall Auemomcter- 





