INFLUENZA IN HORSES. 



223 



Comparative table for Septemhe): 



EEMAEKS OA' TORONTO METEOROLOGICAL REGISTER EOR SEPTEMBER, 1871. 



ICOTE.— The moutbly means do not include Sunday observations. Tbo daily means, excepting those 

 that relate to the wind, are derived from six observations daily, namely at 6 a. m., 8 a. m., 2 p. m., 4 p. m., 

 10 p. m., and midnight. The moans and resultants of the wind are from hourly observations. 



Highest barometer 30. 090 at 10 a. m. on 14th ) Monthly range=0. 790. 



Lowest barometer 29. 300 at 2 p.m. on 27th i •' " 



C Maximum temperature - 81°8 on 5th ? jjonthly raDge=47''8. 



Minimum tcmperaturo 31. on 21st 5 •' •= 



Self-rot;-ister- ! Mean maximum tomperatui-o 64053 ) ^^^^ j^^jj i.angc=17<^63. 



mg ther. ) Mean minimum temperature 46°90 > 



Greatest daily range 31^5 from p. m. of 13th to a. ro. of 14th. 



I Least daily range 6°4 from a. m. to p. m. of lath. 



W.armest day 5th mean temperature 70^58 ? Differcnce=28=73. 



Coldest day, 21st mean temperature 4P8j 3 



Maximum radiation|S^^-^^;;:;;;;:;;;;;;;;:;;;:::::::;«H:^°»«^SMo„tblyrange=.G704. 



Aurora observed ou 4 nights, viz, 4tli, 6th, 7tb, and 19th. 

 Possible to see aurora ou 20 nights ; impossible on 10 nights. 

 Raining ou 8 days ; depth, 1.290 inches ; duration of fall, 27.7 hours. 



WIND. 



Resultant direction, N. 74^ W.; resultant velocity, 1.72. 



Mean velocity, 5.50 miles per hour. 



Maximum velocity, 26.0 miles, from 1.30 p. m to 2.30 p. m cf r. th. 



Most windy day, tith ; mean velocity, 10.43 miles per hour. 



Least windy day, 12th ; mean velocity, 0.87 mile per houi-. 



Most windy hour, 1 p.m.; mean velocity, 9.55 inili's per lioiir. 



Least windy hour, 4 a. m.: mean velocity, 2.34 niilrs per li()i?r. 



Eog on 1st, ■4th, 5th, 13th, 16tb, and 19tb.' 



Dew ou 12 occasions. 



Eirst frost of season on IStb. 



Ice on 21st and 22d. 



Thunder on 3d and 18th. 



Lightning on 18th. » 



