94 TRANSACTIONS AND PROCEEDINGS OF THE [Sess. lviii. 



III. Notes on Meteorological Observations made 

 AT EoYAL Botanic Garden, Edinburgh, during 1893. 



PRESSURE. 

 The mean atmospheric pressure at 9 a.m. (29795 inches) 

 was 0"007 inch above the average of the two previous 

 years (29-788 inches). 



TEMPERATURE. 



The highest registered (85°'8, on the afternoon of 18th 

 June) was 5°"2 above the highest in 1892 (80°' 6), and 

 6°-l above the highest in 1891 (79°-7). 



The lowest registered (9°"9, on the morning of Oth 

 January) was 1°'5 above the lowest in 1892 (8°*4), and 

 7°-9 below the lowest in 1891 (17°'8). 



The range for the year (75°'9) was 3°"7 greater than 

 that for 1892 (72°-2), 14°-0 greater than that for 1891 

 (61°'9), and 8°'9 greater than the average of these two 

 years (67°-0). 



The mean of all the highest (54°'8) was 2°"5 higher 

 than the average of the two previous years (52°*3). 



The mean of all the lowest (41°-8) was 2°-3 higher 

 than the average of the two previous years (39°'5). 



The mean of the year (48°'3) was 2°"4 higher than the 

 average of the two previous years (45°"9). 



August was the warmest month (mean 61°'4); January 

 the coldest (mean 36°'9). 



Frost was registered at four feet above the ground on 

 57 days during the year. 



RAINFALL. 



The number of days on which rain fell (186) was 27 

 less than in 1892 (213), and 21 less than in 1891 (207), 

 The total fall (22-830 inches) was 0-689 inch below that 

 of 1892 (23-519 inches), 2-457 inches below that of 1891 

 (25"287 inches), and 1-573 inch below the average of 

 these two years (24-403 inches), 



March was the driest month (0-666 inch); July the 



wettest (2-728 inches). 



A. D. RICHARDSON, 

 Observer. 



