Weather in December
Winter makes its presence felt as December enters Keelung City with chilly weather and shorter daylight hours. The sea experiences the coldest temperatures for the year, down to 20.9°C (69.6°F). The city embraces the cold wave as daylight keeps reducing, making way for more extended nights. The chilly winds and less daylight align with traditional winter characteristics, drawing the year to closure with a cold yet cozy weather pattern.
Note: If cold is not your friend, swimming at 22.3°C (72.1°F) might be daunting. But the right mix of sunshine, wind, and external temperature can make a difference. Although wetsuits are not essential, they can enhance the swimming experience.
On the first day of the month, sunrise is at 06:21 and sunset at 17:02. On the last day of December, sunrise is at 06:37 and sunset at 17:14 CST.
Sea temperature
In Keelung City, in December, the average water temperature is 22.3°C (72.1°F).Note: If cold is not your friend, swimming at 22.3°C (72.1°F) might be daunting. But the right mix of sunshine, wind, and external temperature can make a difference. Although wetsuits are not essential, they can enhance the swimming experience.
Daylight
December has the shortest days of the year, with an average of 10h and 36min of daylight.On the first day of the month, sunrise is at 06:21 and sunset at 17:02. On the last day of December, sunrise is at 06:37 and sunset at 17:14 CST.
Updated: Jun 5, 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
What is the sea temperature in December?
In Keelung City, in December, the average water temperature is 22.3°C (72.1°F). For individuals prone to feeling cold, swimming in 23°C (73.4°F) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 22.3°C (72.1°F).
What is the month with the shortest days?
December has the shortest days of the year, with an average of 10h and 36min of daylight.
What is the average length of the day in December in Keelung City?
In Keelung City, the average day length in December is 10h and 37min.
What time are sunrise and sunset in December?
In December, on the first day of the month, sunrise is at 06:21 and sunset at 17:02. On the last day of the month, in Keelung City, sunrise is at 06:37 and sunset at 17:14 CST.
Average sea temperature in December
Keelung City, Taiwan
- Average sea temperature in December: 22.3°C
The best month for swimming (with the highest average sea temperature) is August (28.6°C).
The coldest month (with the lowest average sea temperature) is February (20.3°C).
Average daylight in December
Keelung City, Taiwan
- Average daylight in December: 10h and 4min
The month with the longest days is June (Average daylight: 13h and 42min).
The month with the shortest days is December (Average daylight: 10h and 36min).
Keelung City, Taiwan
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