WEATHER SYSTEM
13
SATURDAY, JULY 9, 1988
SIGNALS HOISTED DURING THE MONTH WERE AS FOLLOWS:
SIGNAL
DATE AND TIME
OF HOISTING
DATE AND TIME OF LOWERING
TYPHOON
SUSAN
TROPICAL STORM VANESSA
1
MAY 31
4.30 PM
JUNE 28 11.20 PM
JUNE 1 9 PM
JUNE 29
4.50 PM
THE MONTH'S FIGURES AND DEPARTURES FROM NORMAL WERE:
TOTAL BRIGHT SUNSHINE
MEAN DAILY GLOBAL SOLAR
RADIATION
TOTAL RAINFALL
MEAN AMOUNT OF CLOUD
MEAN RELATIVE HUMIDITY
MEAN DAILY MAXIMUM AIR TEMPERATURE
MEAN AIR TEMPERATURE
MEAN DAILY MINIMUM AIR TEMPERATURE
MEAN DEW POINT
TOTAL EVAPORATION
209,7 HOURS ;
17.00 MJ/; SQ.METRE
296.9MM
64 PER CENT ;
78 PER CENT ;
31.3 DEGREES ; CELSIUS
28.6 DEGREES ; CELSIUS
26.7 DEGREES ; CELSIUS
24.4 DEGREES ; CELSIUS
140.9MM ;
50.5 HOURS ABOVE NORMAL
0.31 MJ/SQ.METRE ABOVE NORMAL
134 .9 MM BELOW NORMAL
11 PER CENT BELOW NORMAL
6 PER CENT BELOW NORMAL
0.9 DEGREES CELSIUS ABOVE NORMAL
0.9 DEGREES CELSIUS ABOVE NORMAL
1.1 DEGREES CELSIUS ABOVE NORMAL
0.1 DEGREES CELSIUS BELOW NORMAL
6.8 MM BELOW NORMAL
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