December weather forecast
Nam Chung Cheng Uk, Hong Kong

December

Weather in December

The first month of the winter, December, is still a refreshing month in Nam Chung Cheng Uk, Hong Kong, with an average temperature varying between 19.9°C (67.8°F) and 15.5°C (59.9°F).

Temperature

Nam Chung Cheng Uk's weather in December involves a mild decrease in the average high-temperature, moving down slightly from November's warm 24.5°C (76.1°F) to a refreshing 19.9°C (67.8°F). Nam Chung Cheng Uk records a mild decrease in temperature during the nights of December, averaging 15.5°C (59.9°F).

Humidity

The least humid month is December, with an average relative humidity of 68%.

Rainfall

The months with the least rainfall are January and December Rain falls for 7.9 days and accumulates 11mm (0.43") of rain.

Daylight

The month with the shortest days is December, with an average of 10h and 48min of daylight.
On the first day of December, sunrise is at 06:46 and sunset at 17:37. On the last day of the month, sunrise is at 07:02 and sunset at 17:49 HKT.

Sunshine

In December, the average sunshine is 5.3h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: The UV index of 4 during December translates into the following guidance:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays.

Frequently asked questions

What is the average December temperature?
Nam Chung Cheng Uk in December has an average high-temperature of 19.9°C (67.8°F) and an average low-temperature of 15.5°C (59.9°F). In October, the average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 31°C (87.8°F).
What is the least humid month in Nam Chung Cheng Uk?
The least humid month is December, with an average relative humidity of 68%.
What is the average humidity in December?
The average relative humidity in December is 68%.
What is the driest month?
The months with the least rainfall are January and December Rain falls for 7.9 days and accumulates 11mm (0.43") of rain.
How many days does it rain in December?
In Nam Chung Cheng Uk, Hong Kong, in December, during 7.9 rainfall days, 11mm (0.43") of precipitation is typically accumulated.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 10h and 48min of daylight.
What is the average length of the day in December?
In Nam Chung Cheng Uk, the average day length in December is 10h and 47min.
When is the sunrise / sunset in December?
In December, on the first day of the month, sunrise is at 06:46 and sunset at 17:37. On the last day of the month, sunrise is at 07:02 and sunset at 17:49 HKT.
How many hours of sunshine does Nam Chung Cheng Uk have in December?
The average sunshine duration in December is 5.3h.
When is the lowest UV index?
The months with the lowest UV index are January and December, with an average maximum UV index of 4.
How high is the UV index in December?
In Nam Chung Cheng Uk, the average daily maximum UV index in December is 4. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Nam Chung Cheng Uk, Hong Kong
  • Average high temperature in December: 19.9°C

The warmest month (with the highest average high temperature) is August (31.3°C).
The month with the lowest average high temperature is January (18.8°C).

  • Average low temperature in December: 15.5°C

The months with the highest average low temperature are July and August (27.3°C).
The coldest month (with the lowest average low temperature) is January (14.3°C).

Average pressure in December
Nam Chung Cheng Uk, Hong Kong
  • Average pressure in December: 1019.8mbar

The month with the highest atmospheric pressure is January (1020.4mbar).
The month with the lowest atmospheric pressure is August (1004.8mbar).

Average wind speed in December
Nam Chung Cheng Uk, Hong Kong
  • Average wind speed in December: 12.8km/h

The windiest month (with the highest average wind speed) is July (12.9km/h).
The calmest month (with the lowest average wind speed) is August (10.6km/h).

Average humidity in December
Nam Chung Cheng Uk, Hong Kong
  • Average humidity in December: 68%

The month with the highest relative humidity is May (83%).
The month with the lowest relative humidity is December (68%).

Average rainfall in December
Nam Chung Cheng Uk, Hong Kong
  • Average rainfall in December: 11mm

The wettest month (with the highest rainfall) is August (141mm).
The driest months (with the least rainfall) are January and December (11mm).

Average rainfall days in December
Nam Chung Cheng Uk, Hong Kong
  • Average rainfall days in December: 7.9 days

The month with the highest number of rainy days is July (25.1 days).
The month with the least rainy days is December (7.9 days).

Average daylight in December /
Average sunshine in December
Nam Chung Cheng Uk, Hong Kong
  • Average daylight in December: 10h and 5min

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 48min).

  • Average sunshine in December: 5h and 2min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is March (Average sunshine: 5h and 6min).

Average sunshine days in December
Nam Chung Cheng Uk, Hong Kong
  • Average sunshine days in December: 21.1 days

The month with the most sunshine days is December (21.1 days).
The months with the least sunshine days are July and August (5 days).

Average UV index in December
Nam Chung Cheng Uk, Hong Kong
  • Average UV index in December: 4

The months with the highest UV index are May, June, July, August and September (UV index 7).
The months with the lowest UV index are January and December (UV index 4).

Average cloud cover in December
Nam Chung Cheng Uk, Hong Kong
  • Average cloud cover in December: 44

The month with the most cloud cover is March (Cloud cover 61).
The month with the least cloud cover is October (Cloud cover 36).

Average visibility in December
Nam Chung Cheng Uk, Hong Kong
  • Average visibility in December: 10km

The months with the highest visibility are January, February, March, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are April and May (9km).

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