XV111. 



DECEMBER, 1874. 

 Private Observatory, Hobart Town. 



Bar. 37 feet 



abv. sea level 



corrected & 



reduced. 



In 



30-065 

 30114 

 30 165 

 30131 

 29777 

 765 



Self -Registering 

 Thermometers. 



In. 

 > 30035 65J4S 

 : 30 090 ,63' 50 

 i 30 -159 ' 67 1 50 

 . 29-881180 50 

 29-730 73 J 58 

 . -J-694 69 57 

 . 29-899 29"773;72 57 



8 29-842 29-792 66 58 



9 29768 29-453 70|57 

 10 29-47129-42172159 

 1129-846 29712 7148 



12 29-992 29-947 69 42 



13 30-025 30-002 68 52 



14 291 



15 29" 



29 949 

 29-741 



29-983 65|50 



29-776 

 29504 



29-575 



29 524 

 29-425 

 29-591 

 29 702 

 29-949 

 30-118 

 29-877 



29 29-841 



30 29-879 



31 29-520" 



29 955 

 29-844 

 29-650 

 29-520 

 29-593 

 29-422 

 435 

 29-406 

 29-380 

 29 411 



29 535 

 29-811 



30 039 

 29-701 



'719 84|52 

 29-697 72 47 

 29-484 69)53 



Mean monthly 

 29-775 



66 50 

 70 54 

 9152 

 82 55 

 77 49 

 69 53 



77 54 

 7148 



78 48 

 63 45 

 7152 

 76 54 

 75 47 

 S4 52 



63 30 105-50 46 30 



Wind. 



S i 



eS 



O^ CO 



ls| 



S SE 



SE S 



NE SE E 



NW S 



S SE 



SE 



SE 



SE 



NW NW 



NW 



SE SW S 



S 



SE 



S SE 



SE 



NE SE 



NW SE S 



SW S NW 



NW W 



NW SW 



NW SW NW 



W NW 



S SW 



NW SW 



s w 



SW w 



NW SE 

 NW SE 

 NW S 

 NW SE 

 SW 



5-72 

 •78 

 1-04 

 1-04 

 573 

 •78 

 104 

 104 



o- 



1302 

 5-72 

 5-73 

 1-56 

 1-56 

 •52 

 1-30 

 104 

 5 99 

 364 

 572 

 3-64 



5 46 



6 25 

 3-64 

 7-80 



10 41 



•78 



•52 



625 



1-30 



Total Force 103 57 



,0-02 

 0-03 



11 



0-08 

 021 

 03 

 004 



01 



C-33 

 0-02 



o-oi 



0-50 



® 1> 



o 

 bo 



8.3 

 3 



•d-d.^5 

 eg _>> <u 



CJ o o 



<N >£? 

 Ci <B 



o o S 

 a>0 S. 



eS <S jo 



bog-d 5 2 

 a fe « 3 



111 8 § 



O Cd r^ r£ 



S^a 5 © 



co - o £3 



ilii 9 



O ftc8 ° 3 



III! 1 



£ § i .3 £ 



gr< ^ S -d 



IS- 5 



« s s s « 



.52 O _« 2 2? 



-d-d 





"2 



si 



at 



a 



-^ ^° .1h 

 O .3 e3 



is J 



1*4 



dj-d^a 



nil 

 3a 



-U . 'd 



Si* 



sh bo co 



XI 'fl -C 



H S H 



Barometer mean, 29 775m., being - 027in. above the average. 



Temperature mean, 63 - 30°, being 211° above the ditto. 



Solar intensity mean, 105 '50°, being 68° above the ditto. 



Dew point mean, 50 1°, being 1 19° above the ditto. 



Humidity of air mean, '63. being "04 per cent, below the ditto. 



Elastic force of vapour - 362 mean, being 009 per cent, above the ditto. 



Total amount of rain, l-43in., being 0'38in. below the ditto. 



Increase of spontaneous evaporation on rain-fall, l'52in. 



Mean amount of ozone, 6 50, being 61 of chromatic scale below ditto. 



Electricity, active all through the month with only 4 nil's. First min., a little 

 before sunrise ; first max., a few hours after ; second min., a few hours before sunset; 

 second max., a few hours after ditto. 



Much thunder and lighting on the 4th. 



FRANCIS ABBOTT. 



Leafing, Flowering, and Fruiting of a few standard plants in the Royal Society's 

 Garden during the month. 



16th.— First bunch Red Currants ripe. 



18th. — Common Privet commencing to flower. 



24th.— First bunch Black Currants ripe. 



27th. — Melia Azederach commencing to flower. 



31st.— Doyene d'Ete Pear ripe ; Juneating Apple ditto. 



