No. 3.] 



SMALLWOOD — HETEROLOGY. 



335 



The warmest month during the year was the month of July, 

 and the coldest February. The mean temperature of the warmest 

 day was 81.70 on the 13th July, and the mean temperature of 

 the coldest day was 13.73 (below zero) on the 5th February. 



The following table shows the monthly mean temperature for 

 1871, with the amount of rain and snow ; the snow in this case 

 is not reduced by melting into water, but is the observed depth 

 in inches on the surface : 



The following table shows the quarterly mean temperature, 

 also the amount of rain and snow in inches for each quarter : 



