450 



Meteorological Observations 



August. Barometer. 



Mean height taken asl , niln 

 before JdU-iU 



Corrected as before, \ «n a^ 

 and reduced for 77i° ... / 



Greatest height, 30-388 ; Least, 29*860. Oscillation, -478. 



On the 18th, storm with rain. S.W. wind. Lightning. 

 Mean temperature of the month, 76°*65. Greatest heat 

 was on the 1st at 4 p.m., 80°'4 ; least heat, night of 13th and 

 14th, 70°. 



Mean dew point, 72°*5 ; many observations at 2 p.m. Tem- 

 perature of the sea, 82°. 



Rain on twenty-two days ; quantity, 9*24 inches. Lightning, 

 eleven days, nine of which in the east. Thunder, four times. 



Winds, twenty-two on the western side of the compass, 

 thirteen of which were S.W. 



Morning of the 21st very stormy, but the barometer did 

 not fall below 30*114. Dew point at 9 a.m., 75°. Tempe- 

 rature, 79°. 



September. Barometer. 



Mean height taken as"! 00.144 



before J 



Corrected as before, 1 «jn.n-o 



and reduced to zero J 



Greatest height 30-316 



(South-east.) 



Least 29 936 



(Strong N. East.) 



Oscillation -380 



Mean temperature of the month, 76 0, 75. Greatest heat, 

 81°; least heat in two nights, 71°. Mean dew point, 69^°. 



Winds, twenty-one days from the eastern side of the com- 

 pass, and but seven from the western. 



Rain on five days; quantity, *91 cubic inch. 



Lightning six times ; twice only with thunder. 



Temperature of the sea, 80 J°, and towards the close of the 

 month, 78£°. 



