METEOROLOGICAL OBSERVATIONS. 30 
gr 
GOVERNMENT OBSERVATORY, SYDNEY. 
\y LATTUDE 33° 51’ 41” ; LONGITUDE 105 4™ 46* ; MAGNETIC VARIATION 9° 25’ 2” East. 
' SEPTEMBER, 1878.—GeneraL ApsTract. 
| Barometer ... Highest Reading .. 30°173 inches on the Sth at 9 a.m. 
At 32° Faht. toa ici oe 29°217 inches on the 24th at 7 p.m 
Mean Hei bios 29°772 
(Being 0°116 inch less than that in t th 2 ling 19 
Wind .. pag fais) wage 17°4 Ibs. on the 24th and 28th. 
Mean 0°8 lb. 
Number of D Day ays Calm 0 
dpe oa — Wi 
(Prevailing ae. “10 fens W. 
Temperature Highest in the Shade 87°5 on the 21st. 
Lowest in the Shade . 
Greatest Range . 29°3 on the 21st. 
Highest in the 8 . 142-2 on cipre 12th. 
Highest i in Black Box with 
rlass To . 184°5 on the 21st. 
ete - the Grass 39°2 on the 29th. 
Mean Diurnal Range ; 
Mean in inthe Shade 60°2 
£4} Al 419 \ 
(Being 1°7 greater th 
> ‘> 
Humidity Greatest Amount... . 100°0 on the = 5th, and 27th. 
Least e ne 29°0 on the 
Mean 740 
Rain... .... Number of Days ... 18 rain and 6 dew 
Greatest Fall is 3060 en On the 8 4. 
4°472 inches. eet above groun 
a aac 5°852 inches. sents in, os thie Ac 
(B . g 2.046 g bak ax g p g 
: Evaporation Total Amount 3°71] inches. 
‘ Ozone... ... Mean Amount 76 
: 2¢ t r that in th th Lg f tl I di iz 17 years.) 
Electricity ... hse’ of asi 7 : 
Cloudy Sky... Mean Amou 
: Nom guia of Clear Days re 
Meteors ... Number Observed 2 
r than 
Remarks. 
The mean barometer is 0°116 less, and the 5 rage a 1‘7 greater the 
Vverage pee the =. 19 valuable rains have and this time have 
Bog ate 3°85 inches fell ; at Walgett, 4°39 inches ; but in 
Darling River little or no rain has fallen ; on the coast the 
vy—greatest, 5°85 inches at Sydney. 
