Mar. 1891.] BOTANICAL SOCIETY OF EDINBURGH. 



79 



Meteorological Observations taken at Royal Botanic Garden, Edinburgh, 

 during the Month of February 1891. 



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 4th, =30-576. Lowest Reading, on the 

 llth, = 29-803. Difference, or Monthly Range, -0-773. Mean = 30-266. 



S. R. Thermometers. — Highest Reading, on the 26th, =53°-7. Lowest Reading, 

 on the 27th,=23°-l. Diflerence, or Monthly Range, = 30"' -6. Mean of all the 

 Highest=47''-5. Mean of all the Lowest = 34°-l. Difference, or Mean Daily 

 Range, = 13°-4. Mean Temperature of Month = 40° -8. 



Hygrometer.— Mean of Dry Bulb = 38°-9. Mean of Wet Bulb = 37°-8. 



Rainfall. — Number of days on which Rain fell = 7. Amount of Fall, in 

 inches, = 0-153. 



