ABSTRACT FOR THE MONTH OF JANUARY, 1894. 



Meteorological Observations, McGill College Observatory. Montreal, Cauada. Height above sea level, 187 feet. C- H. McLEOD, Superintendent. 



THERMOMETER. 

 Mean. Max. Min. Range. 



5-52 



25 'j 5 



13 40 



25.85 

 7-37 

 14.35 



7 5 



30.3042 

 30.0187 

 29.7918 



29.6527 

 29.8512 

 30.0992 



29.9827 

 30.2055 

 30.6518 

 30.2128 

 30.5860 

 30.5422 



39-4457 

 29.9037 

 30.4080 

 30.5650 



30.238 

 29.951 

 29.845 



30.187 



30.354 

 30-430 

 30.344 

 30.035 



30-493 

 30.762 

 30.776 



30-3'7 

 30.508 

 30.384 

 30.634 

 30.705 

 3^-337 



30.184 

 2J-937 

 29.685 

 2 9-497 

 29.913 

 29.992 



29 35» 

 29 56; 

 29.947 



29.916 

 29.971 

 30 55i 



30 39i 

 29.542 

 30.088 

 30.382 

 30.084 



t Mean 



pres- 

 sure of 

 vapour. 



.0758 



.ObOJ 



.0540 

 ■ 0453 



.o?6B 



.1330 



.0.187 

 •07 4» 



[ Mean 

 relative 

 humid 



N.E. 



S. 

 N.W. 



■E. 

 S.E. 



S.W. 

 N.E. 

 S.E. 

 S.W. 

 N.E. 

 N. 

 S.W. 



Mean 

 velocity 

 in miles 



perhuur 



( 20 Years means for 

 < and including 

 f month. 



ANALYSIS OF WIND RECORD. 



Direction 



Miles 



Duration in hrs 



velocity.. 



N. 

 '563 



N.E. 

 2128 



E. 



505 



97 



.18 



63 



16. 1 



18.0 



8.0 



Greatest mileage i 

 Greatest velocity 

 the 30th. 

 Resultant mileage ' 



S.W. 



w. 



N.W. 



2092 



3540 



413 



98 



166 



28 



2I -3 



21 3 



'4-7 



Resultant direction, S. 78 [° W. 

 Total mileage, 12,833. 



Tliinnler storm on 4th. 

 Lightning on 21th. 



* Barometer readings reduced to sea-level and 

 temperature of 32° Fahrenheit. 



§ Observed. 



t Pressure of vapour in inches of mercary. 



t Humidity relative, saturation being 100. 



If 13 years only. 



The greatest heat was 41.2 on the 4th ; and 

 the greatest cold was - 12.7 on the 10th, giving a 

 range of temperature of 53.9 degrees. Warmest 

 day was the 4th. Coldest day was the 10th High- 

 est barometer reading was 30.776on the 20th ; low- 

 est barometer was 29.273 on the 30th, giving a 



range of 1.503 inches. Maximum relative humid- 

 ity was 100 on the 15th, 18th and 24th. Minimum 

 relative humidity was 49 on the 1st. 



Rain fell on 7 days. 



Snow fell on 15 days. 



Rain or snow fell on 20 days. 



Auroras were observed on 3 nights. 



Hoar frost on 1 day. 



Solar halos on 10th, 20th, 24th, 26th and 27th. 



