Ai'H. 1S05.] BOTANICAL SOCIETY OF EDINBURGH. 



421 



11. Meteorological Observations recorded at Eoyal 

 Botanic Garden, Edinburgh, during the Month of March 

 1895. 



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

 76 '5 feet. Hour of Observation, 9 A.M. 



Barometer.— Highest, 30-133 inches, on the 16th. Lowest, 2S-592 Inches, on the 28th. 

 Monthly Range, 1-541 inch. Jlean, 29-541 inches, being 0-2S0 inch below the average for 

 March for four preeeding years. 



Protected S. R. Thermometers.— Highest, 55°-l, on the 21st. Lowest, 27°-2, on the 3rd. 

 Monthly Range, 27°-0. Mean of all the Highest, 46°-0. Mean of all the Lowest, 30°-9. Mean 

 Daily Range, 9°-l. Mean Temperature of Month, 41°-4, being l°-4 above the average for 

 March for four preceding years. Frost occurred on 4 days. 



Hygrometer.— Mean of Dry Bulb, 40°-9. Mean of Wet Bulb, 39°-0. Temperature of Dew- 

 point. 36°-r.. Mean Humidity, 84°-3%. 



Radiation Thermometers.— Highest in Sun, 101°-3, on the 17th. Lowest on Grass, 21°-0, on 

 the 3rd. Frost occurred on Grass on 12 days. 



Sunshine. — Total recorded for month, 58 hours 15 minutes, being 16% of the possible 

 amount. The sunniest day was the 17th, with 7 hours 50 minutes, being 67-3 % of the possible 

 amount. None was recorded on S days. 



Rainfall.— Rain or Snow full on 21 days. Total Fall, 2-295 inches, being 0-723 inch above the 

 average for March for lour preceding years. Greatest Fall in 24 hours, 0-650 inch, on the 27th. 



A. D. RICHARDSON, Olserver. 



