ABSTRACT FOR THE MONTH OF AUGUST, 1901 



Meteorological Obseryations, McGill College Observatory, Montreal, Canada. Height above ae a level. 187 feat C. H. McLEOD, SuptrinUndmt. 



- — 



THERMOMETER. 



* B.iROMETER. 





JMean 



WIND. 



_-.o 



a 



r »■ 



ll 





DAV 



















relative 

 humid- 



General 



Mean 

 velocity 



m 





tM 









Mean. 



Mu. 



Min. 



Range. 



Mean. 

 .9. S3 



Max. 



Min. 



Range. 



ity. 



direction. 



per hour 





& 









- 





58.3 



67 



39.93 



39.73 



.19 



So 



w. 

 w. 



W. 



N. 



N.W. 



S.E. 



W. 



w. 

 w. 



N.E. 



.2.5 



"9 



0.00 



o.oo 



I 



3 



lui 



7J.1 

 74." 



59 » 



59. S 



■4.6 



39. 8j 

 .9.8? 



39.94 

 39.85 



39. J9 



39.85 

 30.06 

 30.18 



.06 



79 

 6o 

 64 



11.5 



27 



0.04 





0.04 



3 



SUMDAV 4 



68.57 



77.0 

 73.4 



58. 3 

 55.5 



■99 



39.94 

 30.17 

 30.34 



lllz 



.■5 



u 



SS 











I 



9 



63. »3 

 59-9» 



67.1 



59.3 

 55.7 



■5.6 

 ■0.3 



39.93 

 29.83 



39.80 



f9:8S 

 30.0s 

 30.03 



39.73 

 39,83 

 39.71 



.32 



83 

 69 



15,5 



ic.S 



64 

 58 



0.0s 



1-33 





0.05 

 1.33 



1 

 9 





61.3a 



£6.0 



56." 



9.9 

 16.7 



30.01 



30.10 

 30.10 



39.79 

 30.03 



.31 



67 

 75 



N.E. 



N. 



6.7 

 5.0 



36 











SuHDAf.. >» 



13 



»3 



6B.85 

 7" .46 



7».7 



65.0 

 64.2 



i'? 



30.09 

 39. B6 



30.13 

 39.93 



30.05 

 39.93 

 39.75 

 39.75 



.18 

 .19 



76 

 73 

 81 



W. 



w. 

 N.W. 



■3.0 



86 

 08 



»;- 





»•;» 



14 



»7 



70.o5 



79.0 



61. 1 



17.9 



39.91 



39.95 



39.85 



.10 



73 





18.3 





0.00 





o.oo 









71 9 



57 .0 



14.3 



30,03 



30.13 



39.93 



.21 



63 



N.E. 



9.4 



8S 

















66.85 



77.8 



55.0 





30.11 



30.17 



30.04 













0,38 























3O.03 



■OS 



'J 















a. 



68.83 



l',° 



6i.S 

 60.6 





30.09 



30.15 



30.06 



.09 



78 



w. 





54 



o'ia 





oM 



aa 



^3 





83. S 



69.5 







30,06 



39.94 









12.9 



33 



0.87 





0.87 



23 



68.^6 



73.8 



6S.I 



8.7 



30 03 



30.11 



39.95 





79 





IS.3 



03 



0.02 





0.02 







68. 4« 





63.0 

 6a. 3 







30.13 

 30.10 



30.05 

 30.02 







N.W 

 N.W. 















Sunday as 



'4:; 



14.5 





.08 



69 



6.S 



P 









ia6 







78.0 





'V* 



30.11 



30.16 



30.05 



,11 



75 





4.9 



85 









'■"l 



d 



70.66 



80.0 



61.7 



■ 8.3 





30.31 



30.11 









6.5 



74 















81.7 



65.4 





30.03 



30.11 





.17 



t' 















29 





68. a. 











39.94 



39.88 





85 





9.4 



04 



0.24 







30 



3» 



59. "9 



64.6 







39,98 



30 00 



29,93 





96 





13,0 



00 



1.34 





1.34 



31 



Means .. 



67.31 



74-97 



60.36 



14.61 



39.998 



30.066 



29.930 



,146 



76.0 



W.26=29'N 



§10.36 



1t49-2 



5,44 





5-44 



Sums 





VcarsmcansJ 

































I 37 Years means 



for and including > 

 tills month > 



66.78 



75.07 



58.88 



16.19 



39.943 







■33 



73 S 









3.S7 





3.57 



I for .nd including 

 tttiis month. 















ANALYSIS OF V 



jum RECoas. 





1 



• Barometer readings reduced to eoa-levol anc 

 temperature 32° Fahrenheit. 



t Mean of bi-hourly readings taken from 

 self'recorduQg ioBtruments. 



I Humidity relative, saturation being 100. 

 Mean of observations at 8, 15 and 20 hours. 



H 20 years only, g 15 years only. 



6th ; lowest barometer wa 

 giring a range of .57 inches. 



Minimum relative humi 

 on the 6th. 



Bain fell on 14 days. 



Thunderstorms on the 8tl 

 two on the SOth. 



s 29.71 on the 10th, 



Direction 



N. 



N.K. 



E. 



S.K. 



s. 



.w. 



W. 



N.W. 



Calm. 



dity observed was 43 





773 



43" 



■049 



■«S 



88 



■55 



368s 



1340 











Duration in hrs.. 



80 



47 



■S' 



30 



8 



306 



130 



3 



, 10th, 22iid,29rd, and 



Mean velocity.... 



9-7 



9.3 



6.9 



9.3 



no 



■5. 5 1 ■a.o 



11. a 























The greatest heat was 81 .7 on the 22nd; the 

 greatest cold was &5.0 on the 19tb, giving: a range 







Greatest mileaice in onehourwoBSloDthe 17tb 



Resultant direotiOD. W. a6= 



9'N, 











Total mileage, 7,707. 













Greatest velooity in guits wan 36 milea per 





























ReBuLtant mile 



age, 36 



3- 



























Highest barometer reading was 3C 



.28 on the 











