December weather forecastGuangdong, China
December
Weather in December
Sea temperature
In December, the average sea temperature in Guangdong, China, is 19.8°C (67.6°F).Note: Swimming in water at 19.8°C (67.6°F) is not a pleasurable experience for most. The task of managing breathing becomes more challenging as the water temperature descends from 21°C (69.8°F) to 15°C (59°F).
Daylight
December has the shortest days of the year, with an average of 10h and 42min of daylight.On the first day of the month, sunrise is at 06:51 and sunset at 17:40. On the last day of December, sunrise is at 07:07 and sunset at 17:52 CST.
Updated: Aug 28, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
In December, the average sea temperature in Guangdong is 19.8°C (67.6°F). For swimming, a surface water temperature of 19.8°C (67.6°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).
The month with the shortest days is December, with an average of 10h and 42min of daylight.
In December, the average day length is 10h and 44min.
In December, on the first day of the month, sunrise is at 06:51 and sunset at 17:40. On the last day of the month, sunrise is at 07:07 and sunset at 17:52 CST.
Average sea temperature in December
Guangdong, China
- Average sea temperature in December: 19.8°C
The best month for swimming (with the highest average sea temperature) is July (27.7°C).
The coldest months (with the lowest average sea temperature) are January and February (17.8°C).
Average daylight in December
Guangdong, China
- Average daylight in December: 10h and 42min
The month with the longest days is June (Average daylight: 13h and 30min).
The month with the shortest days is December (Average daylight: 10h and 42min).





