20 Dr Brewster on the Register of the Thermometer kept 



HOURLY REGISTER FOR 1824. 



The Mean Temperature of the Winter months, viz. Dec. Jan. Fahr. 



Feb. is - 40°.67 



The Mean Temperature of the Spring months, viz. March, 



April, May, - - - - - 45 .38 



The Mean Temperature of the Summer months, viz. June, 



July. Aug. - - - - - 57 .24 



The Mean Temperature of the Autumn months, viz. Sept. 



Oct. Nov. - - - - 47 .91 



The Mean Temperature of the Year 1824, from 8784 obser- 

 vations, is 47°.81 



TABLE I. — Containing the Daily and Monthly Mean Temperatures 



for 1824, 



