December weather forecast and climate
Macau, China

The Grand Lisboa and the general skyline of Macau, China at dusk
The Grand Lisboa and the general skyline of Macau, China at dusk

Weather in December

The first month of the winter, December, is also an agreeable month in Macau, China, with average temperature varying between 20.1°C (68.2°F) and 14°C (57.2°F).

Temperature

In December, the average high-temperature marginally drops, from a moderately hot 24.1°C (75.4°F) in November, to a pleasant 20.1°C (68.2°F). In December, in Macau, China, the average low-temperature is 14°C (57.2°F).

Humidity

With an average relative humidity of 68.5%, December is the least humid month in Macau, China.

Rainfall

In Macau, it is raining for 4.5 days, with typically 30.2mm (1.19") of accumulated precipitation. In Macau, during the entire year, the rain falls for 130.2 days and collects up to 2058.3mm (81.04") of precipitation.

Sea temperature

In Macau, China,, the average water temperature is 20.9°C (69.6°F).
Note: For swimming, a surface water temperature of 20.9°C (69.6°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).

Daylight

The month with the shortest days is December, with an average of 10.8h of daylight.

Sunshine

In December, the average sunshine in Macau is 5.1h.

UV index

Months with the lowest UV index in Macau, China, are January, November and December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 7 in December interpret into the following advice:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
[Resources]

FAQ

What is the least humid month in Macau?

December is the least humid month, with an average relative humidity of 68.5%.

What is the average humidity in December in Macau?

In Macau, China, the average relative humidity in December is 68.5%.

How many days does it rain in December in Macau?

In Macau, China, during December, the rain falls for 4.5 days and regularly aggregates up to 30.2mm (1.19") of precipitation.

How cold is the water in December in Macau?

In Macau, China, in December, the average water temperature is 20.9°C (69.6°F). For swimming, a surface water temperature of 20.9°C (69.6°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).

What is the month with the shortest days in Macau?

December has the shortest days of the year in Macau, with an average of 10.8h of daylight.

How many hours of daylight does Macau have in December?

In Macau, the average length of the day in December is 10.8h.

How many hours of sunshine does Macau have in December?

The average sunshine in December in Macau is 5.1h.

When is the lowest UV index in Macau?

January, November and December, with an average maximum UV index of 7, are months with the lowest UV index.

How high is the UV index in December in Macau?

In December, the average daily maximum UV index in Macau, China, is 7. A UV Index of 6 to 7 symbolizes a high health risk from the exposure to the Sun's UV rays.

Average temperature in December
Macau, China

Average temperature in December - Macau, China
  • Average high temperature in December: 20.1°C

The warmest month (with the highest average high temperature) is July (31.6°C).
The month with the lowest average high temperature is January (18.2°C).

  • Average low temperature in December: 14°C

The month with the highest average low temperature is July (26.2°C).
The coldest month (with the lowest average low temperature) is January (12.5°C).

[Resources]

Average humidity in December
Macau, China

Average humidity in December - Macau, China
  • Average humidity in December: 68.5%

The month with the highest relative humidity is April (86.1%).
The month with the lowest relative humidity is December (68.5%).

[Resources]

Average rainfall in December
Macau, China

Average rainfall in December - Macau, China
  • Average rainfall in December: 30.2mm

The wettest month (with the highest rainfall) is June (363.8mm).
The driest month (with the least rainfall) is January (26.5mm).

[Resources]

Average rainfall days in December
Macau, China

Average rainfall days in December - Macau, China
  • Average rainfall days in December: 4.5 days

The month with the highest number of rainy days is June (17.7 days).
The month with the least rainy days is December (4.5 days).

[Resources]

Average sea temperature in December
Macau, China

Average sea temperature in December - Macau, China
  • Average sea temperature in December: 20.9°C

The best month for swimming (with the highest average sea temperature) is July (29.3°C).
The coldest month (with the lowest average sea temperature) is February (18.6°C).

[Resources]

Average daylight in December /
Average sunshine in December
Macau, China

Average daylight in December / Average sunshine in December - Macau, China
  • Average daylight in December: 10.8h

The month with the longest days is June (Average daylight: 13.5h).
The month with the shortest days is December (Average daylight: 10.8h).

  • Average sunshine in December: 5.1h

The month with the most sunshine is July (Average sunshine: 7.2h).
The month with the least sunshine is March (Average sunshine: 2.3h).

[Resources]

Average UV index in December
Macau, China

Average UV index in December - Macau, China
  • Average UV index in December: 7

Months with the highest UV index are April, May, June, July and August (UV index 12).
Months with the lowest UV index are January, November and December (UV index 7).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location