ABSTRACT FOR THE MONTH OF JULY, 1903. 



Meteorological Observations, McGill College Observatory, Montreal, Canada. Height above sea level, 137 feet. C. H. McLEOD, Superintendent. 







THERMOMETER. 





* BAROMETER. 





r£S?v° 



WIND. 



j„J 



.5 _ 



.5. 



ll 



















Mean 



u'S^ 



tgj= 



•s-5 



„ = 



DAY. 













t 









humid- 



General 



velocity 

















Max. 



Min. 



Range. 



Mean. 



Max. 





Range. 



ity. 



direction. 





&h ^in 



— — 



— 



*§ 





■ 







60.0 



■7.6 



29.69 



29.78 



29.52 



.26 



89 



X S.W. 





20 



0.01 



, 









65.1 







29.81 



29.46 



•35 



67 









0.89 





0.89 









72.8 









29.99 



29.81 





64 







96 











4 



66.i 



75.7 



60.3 



15-4 



30.08 



30.11 29.99 



.12 



62 







96 









4 





68.6 



76.8 





.7.8 



30.07 



30.13 



29.99 



•14 



73 



S.E. 





36 



0.04 





0.04 













64.4 





30.01 



30.04 







73 







77 















81.6 



69.0 





30.05 



3o."3 



29.95 





60 





















84.5 



66.8 



17.7 



29.88 









71 



















78.8 



88.0 









29.87 



29.82 



.05 



69 



W. 





85 









9 







86.9 







29.72 



=9.82 



29.65 





69 



W. 















ii 



74.6 



80.5 



69.0 



11. 5 



29.71 



29.7s 



29.66 



.09 



73 





■3.3 



75 









" 









62.4 





29.67 



29.69 



29.66 



.03 





W. 



14 5 



70 



0.01 





0.01 











68.; 



76.2 



61.9 



M-3 





29.70 





•04 



67 



W. 



13. 1 











■3 





64.4 



7 s -3 



57-7 





29.72 



29.75 



29.70 



.05 



7" 



















61.6 



69.2 









29.74 



29.70 



■04 

















15 



16 



64.8 





57-8 





29.79 



29.88 



29.74 





72 



N.W- 





49 













68.5 



78.0 



59.3 



18.7 



29.93 



29 97 



29.87 





64 







91 









■7 





68.9 



79-9 





21.9 



29.84 



29.94 



29.77 



•O- 



63 



S.W. 





63 









18 





63.6 

 64.5 









29.78 





29.77 

 29.77 



•03 



.c* 





N.E. 

 E. 

















7>.'8 



58.9 



12.9 



29.85 



84 











0.13 



20 





66.1 









29.87 





29.84 





87 



S.E. 



6.0 















67.0 



73-3 



fo.6 



12.7 



29.88 



29.97 



29.88 



.09 



89 



S.E. 







0.06 











6S.7 



69.5 



634 







29.90 



29.8s 



• OS 





N.E. 













23 





67. a 



76.0 





.6.9 











58 



N.W. 













*4 



'5 



67-5 



78.. 



60.0 





29.93 



30.0a 



29.83 



.19 



82 



N.W. 



13. 1 





0.26 







"5 





64.= 





54.8 



17.2 



29-85 



29.94 



29.79 



• IS 



64 



N.W. 





64 







0.09 





'1 



57- ' 

 61.4 



65.3 

 68.0 



46.9 



54-° 



14.0 



30.00 

 30.01 



30.03 

 30.05 



29.94 

 29.93 



■09 



57 

 63 



N.W. 

 N.W. 



15.8 



82 









27 



28 



"> 







56.3 



12.3 



29-73 



29.93 





■31 





S.W. 



10.8 





0.18 







29 



3° 





77- 2 



64.1 



13. 1 





29.68 



29.59 



■09 



87 



S.W. 







0.67 





0.67 



30 



3' 



62.1 



69.. 



55-4 



!3-7 



29.94 





59.68 



■48 



64 



N.W. 



16.1 



82 



2-87 







3t 



Means 



67.72 



75.50 



60.59 | 14-91 



29.847 



29.9.6 



29.782 



■'35 \ 73-1 



N. 8 4 - W. 



12.64 



56.0 





2.87 









aoYenrsmeans J 

































( 29 Years means 







77.22 



60.7, 



16.43 



29.897 







•■43 



71.8 





12.91 



5 8.'9 



4.20 





4.20 



<for and including 

 ( this month. 







ANALYSIS OF WIND RECORD. 



duration in hn 

 Mean velocity. 



[jroatoat "rtloiM in ono hour was 33 on the 8th- 

 Uwatost velocity in gusts was 48 on the 8th. 

 "tiotalmiiongo, 8,192. 



1 17 years only. 



m For 27 days only. 



The greatest heat was 88.0 above zero 

 9th- The greatest cold was JU.U above zerc 

 28th] giving a range of 31.0 degrees. 



Warmest day wad the 10th. Coldest day i 

 27th. 



Highest barometer reading was 30.16 i 

 31st; lowest barometer was 29.46 on th 

 giving a range of .70 inches- 

 Minimum relative humidity observed, 

 on the 26th. 



Rain fell on 17 days- 



Thunder and lightning on 4 days. 



