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ABSTRACT FOR THE MONTH OF JULY, 1896. 



Meteorological Observations, McGill College Observatory, Montreal, Caoada. Heiebt above sea level, 187 feet. C H. McLEOD, Superintendenu 



DAY. 



THERMOMETER. | 



BAROMETER. | 



tMean 

 pressure 

 of vapor. 



fMean 

 relative 

 humid- 

 ity. 



Dew 

 point. 



WIND. 



^^xr 



=.»•• 



II 



r 



.9 



1- 



11 



DAY. 



Mean. 



Max. 



Min. 



Range 



Mean. 



j 

 Max. Min. 



Range. 



General 

 direction. 



Mean ^ 

 velocity § 

 in miles § 

 perhour ^ 



i 



llil 





3 



70.68 

 74.50 

 59.90 

 58.66 



65.11 

 69.23 

 72.05 

 74.25 



73-33 



i^'i 



65.57 



70.03 



67 "47 



-■? 

 05.65 



65.25 



68.90 



;o.'87 



72.42 



74. gS 

 73-53 

 62.62 



~68.57 



'4:^3 

 63.6 



ii 



79-4 



86.7 

 82.0 

 75.8 



81.6 

 70.0 

 82.1 

 83.7 

 71.5 



78 ■ 6 



81.2 



68.6 



62.1 

 59.2 

 55.6 

 53-7 



56.0 

 fC 



li 

 66 



68.0 

 56,3 



1! 



64.1 



%i 

 11:1 



^3:i 



^4:^4 

 63.5 

 55.6 



60 79 



16.3 

 30.1 



'1:1 



7.6 

 16.0 

 15.0 

 21.9 



:$.» 

 13.4 



15.7 



¥ 

 III 



17.5 



5.2 

 14.0 

 19.4 



VJ 



17 6 



19.7 



14.0 

 19.9 

 19.6 

 13.0 



16.03 



30.0913 

 30.0237 

 30. 1542 

 29.9395 



29.9133 



29.8665 

 30.0.60 

 30.1468 

 29.0533 

 29.9447 



iig 

 29.5808 

 29.7807 

 30.0903 

 30.2827 



39.9725 

 29.J095 

 29-8293 

 29.7905 

 29.8543 

 29.8425 



29'. 8025 

 29.9372 

 29.9243 

 29.7362 

 30.0052 



30.131 

 30.200 

 30.224 

 30.122 



29:980 

 29.893 

 30.121 

 30.2,5 

 30.133 

 29.997 



29:83; 

 29.949 

 29.730 

 29.901 



^r33^ 



i'i 

 30.001 

 29.917 

 29.933 

 29.925 



29:86; 

 29.965 

 30.016 

 29.805 

 30.103 



39.890 

 30.082 

 29-755 



29.850 

 29-849 



29:982 

 29.887 



29.708 

 29.819 



29.695 

 29.971 

 30.243 



29.803 

 29.842 



mis 

 29.780 

 29.779 



29.756 

 29-877 

 29.811 

 29.637 

 2991a 



.310 



:367 



.130 



.044 

 .230 

 ■135 

 .151 



.124 

 .130 



:3o6 

 .234 

 .095 



:;69 



■.279 

 .153 

 .126 



:o88 



::6^ 

 .191 



.4862 

 -5173 



•.^4i'35 



• 5235 



55 70 

 .6155 



:6;93 

 .4272 

 •4873 

 .3913 

 .4117 

 •4423 



:6i8o 

 .6402 

 .7348 



..::3: 

 .4815 



:5853 

 -5732 



:ITs 

 .2802 



^^:3 

 70 

 97.9 



84.3 

 72.8 

 73.8 



66.6 

 74-5 



^6:^ 

 73.0 

 03.2 



60.5 



11:1 



76.8 

 73.3 

 69.2. 

 75.7 

 50.0 



57-8 

 59-7 



^^:2 



59.5 

 60.2 



6j.o 

 63.0 

 62.0 

 64.8 



65 :i 



54-5 

 57-5 

 52.0 

 53.0 

 55.2 



tii 

 69.3 

 55.3 



S.W. 

 S.W. 



E. 

 N.E. 



N.W. 

 N.E. 

 S.W. 

 S.W. 



s!^w. 



s. w. 

 s. w. 



N.W. 

 ■ N. 

 S. 



w. 



w. 



s.w. 



s. 

 s. 

 w. 

 s. 

 s. w 



S.W. 



s.w. 



s. w. 

 s.w. 



N.W. 



s.w. 



s.w. 



N.W. 



13.00 



11 

 12.25 



10.25 

 15.79 

 ■5.33 



19.30 

 8.00 

 6.67 

 14.58 

 17.08 

 5-50 

 6.29 



.2.63 

 12.29 

 12.92 

 9 29 

 19.54 

 12.50 

 17-17 



IVll 

 488 



7-79 

 14.04 

 14-54 



8:3 



'Hi 

 6.3 



1:8 



4-5 

 4.2 



'B 



t1 

 4 5 

 3-7 



.... 

 9-2 



4.5 



5.8 



3:2 



8:0 

 2.5 



6.2 



3 



.... 



10 



6 



9 



5 

 ^9 



7 



5 



3 

 3 



5 



88 

 32 



26 

 47 



It 

 81 

 64 



46 

 69 

 50 

 57 

 44 

 84 



31 

 76 



It 

 47 

 82 



82 



i 



0.00 



0.09 

 3.04 



0.23 



0.07 



0:^ 

 0.57 



.... 



0.09 



0.23 

 0.07 



0.00 

 0.36 



0:00 

 0.00 



0-57 



3 



i '''-' 



I 



9 

 10 

 II 



12 SUNDAT 





6 

 7 



8 



9 





«3 



i8 



13 

 14 



19 Sunday 





ao 



23 

 »4 



23 

 24 

 25 



26 Sunday 



Means 



11 



30 

 3" 



39 



30 



31 



76.82 



29.9323 



30.0200 



29.8369 



.1831 



.5182 



73.58 



59.46 



S. 55K°W. 



13.01 



4.93 



8.44 



1.32 



57.2 

 T58.8 



4.84 

 4.05 



— — 



4.84 

 4.05 



Sams 



I 22 Years means for 

 jand including this 



M Years means 1 

 for and including > 

 this month S 



68.74 



77.22 



6063 



16.59 



29.8943 









.142 



.4984 



71.1 







fi3.i5 



5.4 





ANALYSIS OF WIND RECORD. 



♦.Barometer readings reduced to sea-level and 

 temperature of 32° Fahrenheit. 

 § Observed, 

 t Pressure of vapour in inches of mercury. 



t Humidity relative, saturation being 100. 



IT 15 years only. 1 Eleven years only. 



The greatest heat was 89-3° on the 2nd ; the 

 greatest cold was 51.3° on the Wth, giving a 

 range of temperature of 38.0 degrees. 



Warmest day was the 29th. Coldest day was 

 the 4th. Highest barometer reading was 30.338 



on the 18th. Lowest barometer was 29.458 on the 

 15th, giving a range of .880 inches. Maximum 

 relative humidity was 99.0 on the 4th. Mini- 

 mum relative humidity was 33.0 on the 31st. 



Rain fell on 21 days. 



Auroras were observed on 1 night on the Uth. 



Thunder storms on 4 days, on the 13th. 15th, 

 22iid and 30th. 



Direction 



N. 



N.E, 



E. 



S.E. 



s. 

 1077 



s.w. 



w. 



N.W. 



Calm. 







28 



608 

 61 



400 

 25 



25 



5073 



II72 



1087 





Duration in hrs. . 



6 



.0, 



335 



95 



86 



7 



Mean velocity... ■ 



8.50 



9.97 



16.00 



40.17 



10.66 



15.14 



12.34 



12.64 





(Jreatest mileage in one hour 

 Ureatest velocity in gusts, 36 m 



was 32 on the 

 lies per hour on 



Resultant mileage, 5690. 

 Resultant direction. S. 55J° W. 

 Total mileage, 9680. 

 Average velocity, 13.01 miles per hour. 



Ermla hr May and June, 1896 :-2J years 

 monthly mean of Barometer for May. 29.9o45 ; 

 for June. 29.9058. 



