1898.] Observations. 91 



METEOROLOGICAL OBSERVATIONS FOR 

 OTTAWA, 1897. 



B. C. Webber, Esq., Acting Director of the Meteorolgical Service, Toronto, 

 Ont. in the absence of Dr. R. F. Supart, Dirictor, has kindly forwarded to the Club 

 an abstract of the Meteorolgical observations taken at Otttawa, Canada for the year 

 1897, for publication in the Ottawa Naturalist. 



The editorial s aff and members of the Club appreciate very highly the value of 

 the annual abstract of these observations. 



H. M. A. 



Fre^juency of tbe Different Wind? from Objervaions ^t 

 8 21.11)., 3 iind 8 p.m., OtUwd, 1897. 



January . . . 

 February . . 



March 



April 



May 



June 



July 



.August . . . . 

 September 

 October. . . 

 November. 

 December . 



Year . 



Calm 



o 

 o 



4 

 o 

 o 

 o 



2 

 2 

 5 



9 

 I 



5 



24 



January i8 — Stormiest day of year, mean velocity 27.3 miles per hour 



" 19 — Coldest day of year, mean temperature — 13°-0. 



March J% — Heaviest snow storm of year, depth 6.5 inches. 



" 20— First thunder of year. 



April 27 — Last snow of season. 



" 27 — Last frost of season. 



July 8 — Warmest day of year, mean temperature 83''. 85. 



Aug. lO-ii — Heaviest rain storm of year, depth 1.20 inches. 



Sept. 78 — First frost of season. 



October 8 — Last thunder. 



Nov. 9 — F'irst measurable snow, a few fiakes on previous day 



Dec. 2 — First record below zero — 4°. 3- 





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