METEOROLOGY FOR MARCH, 1870. 



Private Obsbkvatohy, Hobart Town. 



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

 Gardens during the month. 

 5th — Tips of hornbeam commencing to turn brown. 

 1 0th — Coe's golden drop plum ripe. 

 10th— Seckle pear ditto 

 12th— Tips of elm turning yellow. 

 16th— Horsechestnuts leaves turning brown 

 18th— Common ash leaves commencing to fall. 

 20th— Oak leaves ditto. Acorns ripe. 



Barometer mean, 30 177 in., being 322 in. above the average. 



Temperature mean, 60-71', being 0-95° above the ditto. 



Solar intensity mean, 102-52°, being 0-77' below the ditto. 



Dew point mean, 49-8°, being 0-58' above the ditto. 



Humidity of air mean, -63, being -03 per cent, below the ditto. 



Elastic force of vapour mean, -3u0, being -004 per cent, above the ditto. 



Total amount of rain, OOlin., being 0-73in. below the ditto. 



Increase of spontaneous evaporation on rain fall, 3-48in. 



Mean amount of ozone, 6 87, being 0-14 of chromatic scale below the ditto. 



Electricity active on the 2nd, 5th, 6th, 7th, 8th, 11th, 13th, 20th, 22nd, 27th, 28th,29th. 



Thunder, lightning, and rain on 20th. 



A rich display of Aurora on the 22nd. 



Aurora and Southern lights frequent. FRANCIS ABBOTT. 



