METEOROLOGICAL OBSERVATIONS. 
GOVERNMENT OBSERVATORY, SYDNEY. 
LATITUDE, 33° 51’ 41”; Lonarrupz, 105 4™ 50°81 ; 
OCTOBER, 1880.—Gerneran ABSTRACT. 
30°160 inches on the 7th, at 9°30a.m,. 
29°052 
Highest poniiitre “e 
Lowest Reading . 
Mean Height... 
(Being 0°056 inch 1 +h shiek tc 4% 
Barometer ... 
At 32° Faht. 
.. 29°778 
24 3s. on 
MAGNETIC VARIATION, 9° 25’ 2” East. 
» onthe 23rd, at 11'40a.m. 
“~s Bs (—] 
17°4 Ibs. on the 12th. 
0°6 lb. 
0 
8. 
+h £ 
Wind... Greatest Pressure 
Mean Pressure ae 
Number of a Calm : 
aan Direc’ 
Temperature 
Highest in the Shade 
Lowest i had 
Mean Diurna 
Mean in the Shade 
the preceding 21 years, N.E.) 
89°7 on the 30th. 
41°4 on the Ist. 
13°8 
61°1 
Dea? oO 
(being 
= Ea o 
J 
Humidity . Graig Arperh. ..- 1000 on the 21st. 
.. 87°0 on the 2nd. 
‘Moan me Se 69°5 
fas Heat, LL ee Ge a 91 vears.) 
Rain ... .. Greatest Fall... 1: ona inches on ion 21st. 
Number of Days... n an “a's ee groutide 
0°8' 7 inch, eet above 
Total Fall... 2°370 inches, “15 in. above ground. 
(Being 0°442 inal lack th that nt ah g I At. g 21 years.) & 
— Total Amount... 3-720 : 
..» Mean cian 77 
eyesore en tl ge of tl ding 20 years.) 
Electricity ... Numberof DaysLightning 9 
Cloudy Sky... Mean Amount ws os | 
Number of Clear ‘Days oe 
Meteors .... Number observed 1 
Remarks. 
The temperature this month at Sydney has been 2°4 less than the average. — 
rainfall rally was small, but not much below _ average for this month. 
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