440 



TRANSACTIONS AND PROCEEDINGS OF [Sess. lvi. 



Meteorological Observations taken at Royal Botanic Garden, Edinburgh, 

 during the Month of April 1892. 



Distance from Sea, 1 mile. Height of Cistern of Barometer above Mean Sea-Level, 

 71 '5 feet. Hour of Observation, 9 a.m. 



Barometer.— Highest Reading, on the 1st, =30-375. Lowest Reading, on the 

 27th, = 29-399. Difference, or Monthly Range, =0-976. Mean=29-935. 



S. R. Thermometers. — Highest Reading, on the 3rd, = 66°-8. Lowest Reading, 

 on the 17th, = 24'-2. Dilfereiice, or Monthly Range, = 42"-6. Mean of .all the 

 Highest = 51"-8. Mean of all the Lowest = 34" -9. Difference, or Mean Daily 

 Range, = 16' -9. Mean Temjierature of Month = 43°-4. 



Hygrometer.— Mean of Dry Bulb = 43°-9. Mean of Wet ]iulb = 40°-3. 



Rainfall.— Nundier of days on which R;uii or Snow fell = 13. Amount of Fall, in 

 inches, = 1-055, 



A. D. RICHARDSON, 

 Observei: 



