232 METEOROLOGICAL OBSERVATIONS. 
GOVERNMENT OBSERVATORY, SYDNEY. 
LatitupE, 33° 51’ 41”; Lonerrupe, 10° 4’ 46”; MAGNETIC VARIATION, 9° 25’ 2” East. 
APRIL, 1879.— GENERAL ABSTRACT. 
Barometer... Highest sooo os ~ inches on the 16th at 9 a.m. 
At 32° Faht. =. et Readin » on the lst at 5 p.m. 
Hei ae 30 O16 
Wind ae Pressure .. 15°7 lbs. on the 11th. 
Sr Pressure 0°6 lb. 
umber of Days Calm a 
_Preang oe 8. 
(P 1g th for the p ¢ 20 years, W.) 
Temperature Highest in the cede 80-4 on the Ist. 
Lowest in the Shad on the 14th. 
Greatest Range 18°9 on the 14th 
Highest in the Sun 135°5 on the Ist. 
Lowest on the Grass 42°6 on the 14th. 
Mean Diurnal Range 12-0 
— in ay Shade 62°2 
Humidity ... Sreiet Amount 97-0 on the 15th at 9 a.m. 
east ve ee 
51-0 on the 13th at 9 a.m. 
77:4: 
an re) 
ean oes 
(Being O11 +h éhok n#:33 
Rain ... Greatest Fall 
a 0 pe —— on the 10th. 
Number of Days ... 10 rain and 8 dew. 
Total Fall . 1106 5 iashel 65 fect above anne? 
1-860 15 in. 
(Being 5°070 inches _ than that of the same month on an peered of the ecaastioe 20 years.) 
Evaporation Total Amount 2-403 inches. 
Ozone Mean Amount 77 
(Pet our ; 10 wears.) 
Electricity... Number of Days Lightning 1 
Cloudy Sky Loss Amount 
umber of Clear Days 
Meteors Number observed ... 
49 
He 
1 
rie 
The depressi on in t 
an for this month being 
below the average, sac eon aa that 
mean was 62:1. 
t 
sufficient for the time of year, except in the Southern districts, w 
rather small, 
d, the 2-9 
on any other Apel except 1872, when the 
In the Northern districts the rain has been heavy during the ey 
larence River H 1°22 in 
where the 
