METEOROLOGY. 



585 



From the preceding tables it will be seen that the mean tem- 

 perature for the autumnal period (the months of February, March, 

 and April) was 47°-2 ; the maximum and minimum were respec- 

 tively 68° and 28°. For the brumal period, the three following 

 months, the mean temperature was S4i°'5, and the maximum and 

 minimum 49° 5 and I2°'6. During the former, or autumnal period, 

 the barometer ranged between 30 099 and 28*768 inches, and for 

 the latter it was between 30-5 and 28*274 inches. The range for 

 the first being 1'331 inches, and for the last 2*226 inches. 



