ABSTRACT FOR THE MONTH OF SEPTEMBER, 1903. 



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



=f= 







THERMOMETER 







* BAROMETER. 





(Mean 



WIND. 



ESS 



=J 



= s 



ii 

























Mean 



DAY. 























humid- 



Geneial 



velocity 

















Hi 



n, Max. 



Min- 



Range. 



Mean. 



Mai. 



Min. R 



nge. 



ity. 



direction. 



^W. 



P. Ul 



« 



~~r 



*§ 











4 68.1 





10.5 



29.98 



30-03 



29.94 



09 



9i 



S.E. 



5-2 



2 



■15 



•15 



■ 











60.0 



14.0 



30.07 





30.03 



07 



78 

































30.00 









9.3 



47 





















■6.3 



29-93 





29.84 









12. S 















S 



58 



9 66.4 



543 



13. 1 



29.99 



30.03 



29-95 









8.7 



74 



.03 





.02 









55 



3 62.0 



47-4 

 48.2 



I, .6 

 10.8 



30.21 



30.10 

 30.30 



30.02 

 30.13 



08 



17 



61 

 54 



S.W. 

 W. 



8.0 



5-5 



53 



80 













7 











44.8 



.6.7 



30.34 



30.39 



30.30 



09 



65 





5-o 























23.0 







30.11 





73 





10.3 























1G.0 







29.83 





83 







64 















66 



5 T-' 



60.6 







30.19 



29.89 



30 



72 





13.5 



89 













,2 



°S 



5 74-0 



57.° 



17.0 



30.21 



30.27 



30.14 



'3 



70 





9.5 











12 







7» 



68 



5 83.= 



6l'.2 



15. 2 



30.00 



30-'4 



29.87 

 30.93 



27 

 18 



69 

 62 



S.E. 

 S.W. 



19.7 



70 

 61 























, 68.8 





6.3 







30.03 



09 



84 





8.5 









•05 



15 









9 81.2 



60.0 









29.86 



23 



82 







72 













'7 

 IB 



66 



7 74.8 

 1 59-0 



57.9 

 45-1 



16.9 

 ■3-9 



29.65 

 30.07 



29.86 

 30.34 



2948 

 29.75 



3» 



87 



S.E. 



17.0 



■9 



35 





■3S 



'7 

 18 





■9 



5 2 



1 59-0 



43' 



159 



30.38 



30-43 



30.24 



"9 



7" 







90 









■9 







55 

 61 



6 65.0 

 68.8 



45-1 



19.9 

 19.8 



3°-35 



30.43 



30.27 



16 



25 





E. 

 S.E. 



5-9 



84 

 86 











" UMDAV 



"21 









69 



9 68.2 



5».S 















S.W. 



















6S 





53.0 





39.82 





39.58 



4» 



64 



S.E. 



31.6 



88 









33 









5 66.7 



44. S 







29.94 



29.63 



31 



69 





18.7 



65 



.04 















7 55-5 



43.2 



13.3 







29.94 





69 







35 













36 



S« 



8 70.1 



46.0 



34.1 



39.98 



30.06 



29.90 





75 





■5-8 



84 











Sunday 





59 

 41 



7 71.3 

 7 58 .0 



49.0 



l6!o 



29.79 

 30.00 



39.91 

 30.18 



39.68 

 29.86 



=3 

 32 



83 



S.E. 

 S.W. 



35.8 



33 



• 53 





•53 







■,« 







30 



45 



3 50-5 



39.6 



10.9 



30-24 









65 





■75 



57 









29 





30 



54 



3 64.0 



43-» 





30.22 



30.30 



30.15 



' S 



67 









1.27 







30 







59- 



9 68.33 



51.98 



■6-34 



30.062 



30-15 



29.95 



20 



72.3 



S. 32" E 



13.1 



64 





1.27 









, t v n „„, 

























8 



IT 







( ag Years means 



for and indue 



>°R 



,8. 



S3 66.63 



50.05 



1569 









iHft 



76.3 















I for and including 



this motnh.. 





























1 this month. 







ANALYSIS 



OF WIND RECORD. 







Direction 



N. 



N.E. 



E. 



S.E. 



S. 



S.W. 



W. 



N.W. 



Calm. 





45 



79 



1439 



469. 



1049 



1649 



■49 



324 





Duration In hr... 



9 



■5 



"5 



304 



69 



■36 



30 



42 





Mean velocity..,. 



S.o 



5-3 



12-5 



■5-4 



IS.2 



.3.1 



5io 



7-7 





Greatest mileage 

 Greatest velocity 

 Resultant uiiletig. 



n one h 

 0, 6,111 



was 48 



7 on the 

 n tho 27 



17th. 

 h. 





Tots 



ltunt di 

 1 mileng 



ection, 

 e, 9.425. 



S. 32° E. 



H 22 years only. 1 17 years only. 



The greateet heat was 83.0 above zero 

 13th- The greatest cold was 39.6 above 

 the 29th, giving a range of 43-4 degrees. 



Warmest day was the 13th. Coldest day w 

 29th. 



Highest barometer reading was 30-43 o 

 19th and 20th ; lowest barometer was 29.48 < 

 17th, giving a range of .95 inches. 



Minimum relative humidity observed, i 

 on the 7th. 



Bain fell on 11 days. 



Thunder and lightning on 2 days. 



Fog on 1 day. 



Auroras on 2 nights. 



