1922.] 



PUBLIC DOCUMENT — No. 31. 



n a 



Summary. 



South soutlnA'est 

 North . 

 Xorth\\'est . 

 Other directions 

 Total movement 

 Greatest daily movement 

 Least daily movement 

 IMean daily movement 

 Mean hourly velocity 



22 per cent 



10 per cent 



10 per cent 



58 per cent 



. 52,373 m. 



465 m., Jan. 25 



13 m., July 4 



143 m. 



. 6.0 m. 



Maximum pressure per square foot, 29.0 lbs., = 76 m. per hour, Dec. 18, 



5 A.M. W.S.W. 

 Maximum velocity for 5 minutes, 36 m. per hour, Xov. 5, 7 a.m. N.W.; 



Dec. IS, 7 A.M. W.S.W. 



Precipitation (in Inches). 



Total precipitation, rain or melted snow 42.22 



Snow total in inches 37.5 



Number of davs on which .01 or more rain or melted snow fell . 131 



Weather. 



Mean cloudiness observed 50 per cent 



Total cloudiness recorded by sun thermometer . 1,819 hrs. = 40 per cent. 



Number of clear days 126 



Number of fair days 141 



Number of cloudy daj's 98 



Bright Sunshine. 

 Number of hours recorded 2,695 hrs. = 60 per cent 



Dates of Frosts. 



Last May 12 



First Oct. 9 



Dates of Snow. 

 Last April 18 



First .... 

 Total days of sleighing 



Nov. 7 



28 



Gales of 50 or IVIore Miles Per Hour. 

 Mar. 29, 50m., N.; Nov. 5, 61m., N.W.; Dec. 3, 54m., W.N.W.; Dec. 18, 

 76m., W.S.W. 



