﻿232 REGISTER OF THE THERMOMETER FROM 1821 TO 1856. 



Mean Teinperature of three Summer Months. Mean Temperature of three Autumnal Months. 



June, 66A3 September, 62°00 



July, 71.97 October, 51.08 



August, 69.24 November, 40.40 



Meau of Summer, 69.21 Mean of Autumn, 51.16 



Deductions from Record of Rain. 

 In the period of thirty-four years, the greatest quantity of rain falling in 



Inches. 



one year was in 1850 ........... 53.98 



The smallest quantit)' in one year in 1846 ...... 29.95 



Range 24.03 



The greatest quantity falling in one year, 1850 ..... 53.98 



Mean quantity falling in thirty-four years ...... 43.05 



Excess m 1850 10.93 



Mean quantity falling in thirty-four years ...... 43.05 



Smallest quantity falling in one year, 1846 ...... 29.95 



Deficiency in 1846 13.10 



November is the month in which the greatest mean quantity of rain falls, 



being 4.31 



June is the month in which the smallest mean quantity of rain falls, being 2.64 



During the period of thirty-four years, the greatest quantity of rain which 



fell in one month was in August, 1826 ....... 12.10 



The smallest quantity in April, 1844 ....... 0.20 



Range 11.90 



August is the most variable month as to quantity of rain, there falling in 



August, 1826 12.10 



In August, 1828 0.37 



Range, 11.73 



June is the least variable month, there falling in June, 1842 . . . 5.30 



In June, 1853 0.30 



Range 5.00 



