A cold winter monsoon will affect southern China today, and an upper air disturbance will bring rainy weather to Guangdong. With the monsoon persisting, temperatures in the morning and at night over the south China coast will remain low over the weekend and early next week. The monsoon is expected to moderate midweek next week, temperatures will rise slightly over the coast of Guangdong.
19 Dec (FRI)
20 Dec (SAT)
21 Dec (SUN)
22 Dec (MON)
23 Dec (TUE)
24 Dec (WED)
25 Dec (THU)
26 Dec (FRI)
27 Dec (SAT)
Cloudy with a few rain patches. It will be cold.
Becoming fine and dry. Rather cool in the morning.
Fine and dry.
Fine and dry. Cold in the morning.
Sunny periods. Rather cool in the morning.
Cloudy with one or two rain patches.
Cloudy with a few rain patches.
Forecast: maximum temperature
50% of the days have maximum temperatures falling within this range (based on 30-year climate data)[note 1]
50% of the days have minimum temperatures falling within this range (based on 30-year climate data)[note 1]
Forecast: maximum relative humidity
minimum relative humidity
50% of the days have maximum relative humidity falling within this range (based on 30-year climate data)[note 1]
50% of the days have minimum relative humidity falling within this range (based on 30-year climate data)[note 1]
Sea surface temperature 2 p.m. on 18 Dec 2014 at North Point :
Soil temperatures 7 a.m. on 18 Dec 2014 at the Hong Kong Observatory:
This middle 50% range (between 25th and 75th percentiles) is calculated based on the maximum/minimum temperature and relative humidity data within a 5-day period centred on that day in the 30 years from 1981 to 2010.
"9-day Weather Forecast" provides general indications of the trends in weather for the coming 9 days.
For detailed description of today's weather forecast, please refer to "Local Weather Forecast".
The accuracy of forecast generally decreases with forecast period. The average accuracy of weather forecast for the next one to three days, four to seven days, and eight to nine days are about 90%, 85% and 80% respectively.
The accuracy of forecast also varies for different weather systems in different seasons. Generally speaking, weather in spring and summer such as fog, tropical cyclone and severe convective weather is more changeable, resulting in higher uncertainty of forecast.