3$ ROCHESTER ACADEMY OF SCIENCE. [Oct. 8, 



CLOUDINESS, i Percentage.) 



Jan. Feb. Mar. Apr. May. Jun. July. Aug. Sep. Oct. Nov. Dec. 

 Average 78 71 67 55 54 46 46 47 49 61 77 81 



WINDS. 



Direction— west and south-west prevailing. 



Velocity — 



Highest hourly, in miles 78 (March 31, 1882.) 



Highest monthly, in miles 11,714 (January, 1884.) 



Lowest " " 3,766 (August, 1888.) 



Average " " 6,972 



Highest yearly, " 98,799 (1884.) 



Lowest " " 71,294 (1894.) 



Average " 83,764 



Date of Earliest Blossoming of Trees. 



CONTRIBUTED BY DR. C M. BOOTH. 



Date. 



Maple. 



Cherry. 



Apple. 





Acer dasycarpum. 



May Bigarreau. 



Early Harvest 



1871 



March 



10 



April 



20 



May 16 



1872 



April 



10 



May 



7 





1873 



" 



10 



" 



16 



25 



1874 



March 



19 



<« 



12 



24 



1875 



April 



3 



" 



12 





1876 



March 



11 



" 



7 



24 



1877 



April 



2 



" 



8 



19 



1878 



March 



8 



April 



19 



April 28 



1879 



April 



10 



May 



5 



May 17 



1880 



March 



2 



April 



29 



9 



1881 



April 



13 



May 



3 



12 



1882 



March 



2 



" 



4 



Red Astrachan 



1883 



April 



11 



" 



8 



May 20 



1884 



March 28 



" 



5 



19 



1885 



April 



20 



<< 



13 



12 



1886 



March 



3i 



April 



23 



6 



1887 



April 



9 



May 



4 



14 



1888 



<< 



9 



" 



8 



26 



1889 



" 



7 



" 



3 



9 



1890 



«< 



5 



April 



26 



20 



1891 



March 28 



" 



20 



10 



1892 



April 



2 



May 



4 



20 



1893 



April 



10 



«( 



12 



20 



1894 



March 



10 



April 



21 



6 



verage 



March 29-30 



May 



4-5 



May 16-17 



