168 



TRANSACTIONS OF THE 



THERMOMETRIC MONTHLY MEANS AT ASTORIA, WITH THE VARIATIONS THERE- 

 FROM, DURING EIGHTEEN MONTHS. 



MONTHS. 



7 A. M. 



2 p. M. 



9 p. M. 



HEAN. 



EEUARKS. 



January.... 

 February.. 



March 



April 



May 



June 



July 



August 



September 

 October.... 

 November. 

 December. 



Sum 



Mean.... 



41.3 

 43.3 

 45.3 

 46.8 

 51.7 

 56.5 

 59.2 

 61.6 

 58.9 

 53.7 

 44.3 

 39.5 



60.21 



50.2 



These results are 

 obtained from ob- 

 servations made 

 from July, 1859, 

 toDecerab'r,l860. 

 The effect of the 

 cold sea wind at 

 midday is well 

 shown. 



