Number of davs on whioh 

 it fell. 



■^ o c< 1^ Oi o r^ 



22i: = i:g5S; 



Amount colh-cted in a gauge 



plact-d 25 feet above the 



ground. 



o<N <>» 6 6 ' 





Extreme range of teinpeiature 

 for each month and year. 





Day on which it occurred. 



Lowest reading of 

 tlie minimum thermomettr. 





Day on which it occurred. 



Highest reading of 

 the maximum thermometer. 



S*-S!2§a'^"^g5 





Mean daily range of 



temperature for each month 



and year. 





(^ 





Mean temperature deduced 



from the readings of all the 



dry thermometers. 



•Ot^COCOtOt^Tf'Ot^OO' 



Mean pressure of dry air 

 reduced to the level of the sea. 





Lowest reading of the 

 barometer. 



OJ cc w «o to 



iQOOiOiOJOiOiOiasoiasX'X) 



Day on which it occurred. 



Highest reading of the 

 barometer. 



CD«0 — Oi — t^X'-OTt<«OC5 

 ji7*t^XC0C0O5'-"W'VTf — C^ 



:©o666a>666ci66 



True mean deduced from all 



the rea<lings of the barometer 



Induced to 32 degrees of 



Fahrenheit. 



iOOCOOXC^XCO — — <N 



I ■^ X '^ 



xj^so — — x<ria)r-.g;x«p«p 



bl* 



21:;. 



t^ s 2 a a 



P^-R 





