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METEOROLOGY FOR AUGUST, 1870. 



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Private Observatory, Hobart Town 



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

 Gardens during the month. 

 10th. — Sambucus niger commencing to break. 

 36th.— Esculus hippocastanum ditto ditto. 



„ Gooseberry ditto ditto. 

 20th. — Ulmiis campestris commencing to flower. 

 26th. — Lombardy Poplar commencing to break. 

 27th. — Royal Apricot commencing to flower. 



Barometer mean, 29723 in., being 0-084in., below the average. 



Temperature mean, 49-17", being 1-10° above the ditto. 



Solar intensity mean, 85-65°, being 1013° above the ditto. 



Dew point mean, 38 6, being 2 78 below the ditto. . 



Humidity of air mean, 74, being 06 per cent, below the ditto. 



Elastic force of vapour mean, 009 per cent, below the ditto. 



Total amount of rain, l-02in., being 0-81in. below the ditto. 



Increase of rain fall on spontaneous evaporation, 0-83in. 



Mean amount of ozone, 5-97, being 155 of chromatic scale below ditto. 



Electricity active on the 1st, 8th, 9th, 11th, 13th, 17th, 18th, 21st, 23rd, 25th, and 31st. 



Aurora Australis on the 21st, 22nd, and 23rd. 



Snow never absent from Mount Wellington, with frequent fresh deposits. 



FRANCIS ABBOTT, 



