8
TUESDAY, DECEMBER 8, 1987
TWO
TEMPERATURES
THE LAST TWO DAYS IN NOVEMBER 1987 WERE ALSO THE COLDEST CONSECUTIVE DAYS IN NOVEMBER ON RECORD WITH DAILY MEAN OF 9.2 AND 9.5 DEGREES RESPECTIVELY.
BETWEEN 3 AM ON NOVEMBER 28 AND THE SAME TIME DAY, THE TEMPERATURE DROPPED FROM 25.5 DEGREES TO
9. 9 DECREASE OF 15.6 DEGREES SET A NEW NOVEMBER RECORD FOR HOUR TEMPERATURE FALL AND EQUALLED THE ALL-TIME DECEMBER 1952.
THE FOLLOWING DEGREES. THIS THE LARGEST 24- RECORD SET IN
THE NOVEMBER RECORD FOR THE LARGEST 48-HOUR TEMPERATURE DROP WAS ALSO BROKEN BASED ON THE TEMPERATURES AT 2 AM ON NOVEMBER 28 AND 30.
DURING THIS PERIOD, THE TEMPERATURE FELL FROM 25.6 DEGREES TO 8.2 DEGREES, A DROP OF 17.4 DEGREES. THIS DECREASE WAS THE SECOND LARGEST 48-HOUR TEMPERATURE FALL ON RECORD.
OTHER THAN THE ABOVE, THE TOTAL DURATION OF BRIGHT SUNSHINE OF 117.5 HOURS WAS ALSO THE SECOND LOWEST ON RECORD FOR NOVEMBER. CONSISTENT WITH THIS WAS THE ABOVE-NORMAL MEAN CLOUD AMOUNT OF 75 PER CENT, WHICH WAS THE THIRD HIGHEST ON RECORD FOR NOVEMBER. IN ADDITION, THE RAINFALL AMOUNT FOR THE MONTH OF 66.6 MILLIMETRES ALMOST DOUBLED THE NORMAL AMOUNT OF 34.7 MILLIMETRES FOR NOVEMBER.
AT THE BEGINNING OF THE MONTH, WITH THE NORTHEAST MONSOON PERSESTING, THE WEATHER ON NOVEMBER 1 CONTINUED TO BE CLOUDY WITH A FEW LIGHT RAIN PATCHES.
HOWEVER, THE MONSOON WEAKENED THE NEXT DAY AND THE WEATHER DECAME FIND. THE DAYTIME MAXIMUM TEMPERATURE OF 28.7 DEGREES WAS UNSEASONABLY HIGH. IT WAS ALSO THE HIGHEST FOR THE MONTH.
THE WARM WEATHER DID NOT LAST LONG AS A COLD FRONT FROM NORTH CROSSED THE SOUTH CHINA COAST OVERNIGHT ON NOVEMBER 2. THE TURNED CLOUDY ON NOVEMBER 3. SOME LIGHT RAIN ALSO OCCURRED NIGHT. CONTINUED REPLENISHMENT OF THE NORTHEAST MONSOON KEPT WEATHER CLOUDY WITH OCCASIONAL LIGHT RAIN FOR THE FOLLOWING WEEK.
THE
SKY
THAT THE
EARLY ON NOVEMBER 12, THE MONSOON SUBSIDED AND THE WEATHER TURNED FINE DURING THE DAY. OTHER THAN A TRACE OF RAINFALL ON NOVEMBER 13 AND 14, THE FINE CONDITIONS LASTED UNTIL NOVEMBER 15 WHEN THE WINDS STRENGTHENED FROM THE EAST. FOR THE NEXT TWO DAYS, THE WEATHER WAS CLOUDY DURING THE NIGHT BUT FINE DURING THE DAY.
A SURGE OF THE WINTER MONSOON ARRIVED FROM THE NORTH OVERNIGHT ON NOVEMBER 17 AND TEMPORARILY CLEARED THE SKY DURING THE DAY ON NOVEMBER 18. HOWEVER, THE RETURN OF MOIST EASTERLIES ON NOVEMBER 19 BROUGHT OVERCAST SKIES AND LIGHT RAIN. THESE CONDITIONS LASTED UNTIL NOVEMBER 22.
/WITH THE