ABSTRACT FOR THE MONTH OF JULY, 1901 



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



for and including 

 t hJB month 



Direction 



THERMOMETER. 



65.08 

 '7 54 

 70.95 



Max. Min. Range. 



61.61 

 60.83 



*B\ROMET£R. 



AMALYSIS OF WIHD BECOED. 



.Milei 



8.8 



Greatest mileage in one hour was 32 on the 15lh. 



Greatest velocity in gusts 34 miles per hour 



1 the 2lBt. 



Resultant mileage, 2,784. 



S.W. 



Kesultant direetlon, W. 22° 51' N. 

 Total mileage, 8,803. 



67.7 

 71.7 



N.E. 

 N.E. 

 N E. 



N.W. 

 N.W. 

 N.E. 



in miles 



ITss.i 





4.290 



nth. 



•Barometer readings reduced to sea-level and 

 temperature 32* Fahrenheit. 



t Mean of bi-hourly readings taken from 

 self-recording instruments. 



I Humidity relative, saturation being 100. 

 Mean of observations at 8, 15 and 20 hours. 



V 20 years only, g 15 years only. 



The greatest heat wa.s 93.7 on the I6th ; the 



greatest cold was 53.7 on the 25th, giving a range 



of temperature of 40.0 degrees. Warmest day was 



the 16tb. Coldest day was the 24lh. 



Highest barometer reading was 30.24 on the 



13th: lowest barometer was 29.59 on the 30th, 

 giving a range of 0.65 inches. 



Minimum relative humidity observed was 39 

 on the 12th. 



Bain fell on 12 days. 



Thunderstorms on the 2nd (two on the 2nd), 

 7th, 17th and 18th. 



