Iviii 



MEAN METEOEOLOGICAL RESULTS 



TEMPEEATURB. 



BAROMETER. 



RELATIVE HUMTDITT. 



Mean humidity of the air 

 Month of greatest humidity 

 Greatest mean monthly humidity 

 Month of least humidity 

 Least mean monthly humidity 



1877. 



' 74 



January. 



84 



April. 



62 



of 

 35 years. 



77 

 Jan. 7. 



83 

 May. 



71 



82 in 1851 

 Jan., 1857. 



Feb., 1843. 



■ 58 



73 in 1858 

 Dec, 1858. 



81 

 April. 1849. 



