VI. 



Barometer mean, 29 -996in., being 0115in. above the average. 



Temperature mean, 59 00°, being 3 '67° above the ditto. 



Solar intensity mean, 89 18°, being 2 56° below the ditto. 



Dew point mean, 49 5°, being 2 '33° above the ditto. 



Humidity of air mean, 71, being 05 per cent, below the ditto. 



Elastic force of vapour mean, 355, being 026 per cent, above the ditto. 



Total amount of rain, l'95in., being 18in. above the ditto. 



Increase of spontaneous evaporation on rainfall, 0'48in. 



Mean amount of ozone, 5*0, being 185 of chromatic scale below ditto. 



Electricity active on 23 days, feeble on 6 days, and nil on 2 days. A strong force of 

 N.W. wind on the 4th, 5th, and 6th, varying from 2'601b. to 15 621b. to the square foot; 

 or with an approximate speed of 4£ feet to 24 feet per second. On the 8th, a strong 

 blush-coloured Aurora from S. W. to S.E., with an altitude of 70°. 



EBANCIS ABBOTT. 



Leafing, Flowering, and Frniting of a few Standard Plants in the Royal Society's 

 Gardens, dvring the Month. 

 10th.— Coe's late Plum ripe. 

 16th. — Elm leaves commencing to fall. 

 18th. — Chinese Chrysanthemum commencing to flower. 

 •27th. — Mountain Ash leaves commencing to fall. 

 28th. — Black Mulberry leaves commencing to fall. 

 30th.— Seeds of Hornbeam ripe. 



The following are the results of observations made at New Norfolk during the month : 

 Barometer mean, 30 019in. 



Temperature, mean of three daily readings, 5715° 

 Maximum and Minimum Thermometers (in shade) mean, 56 '3°. 

 Maximum Temperature in shade, 740°. 

 Minimum Temperature in shade, 39 0°. 

 Dew point mean temperature, 53 - 05°. 

 Elastic force of vapour, 403in. 

 Humidity of Air, 86. 

 Total amount of Rain, 1 41in. 



Evaporation, 2 18in., being 77in. in excess of rainfall. 

 Extent of cloudy sky, 575 (Scale 0-10/ 

 Ozone, mean daily amount, 7 0. 



Valleyfield. W. E. SHOOBRIDGK 



