December Weather in Macau, Brazil

Last updated: August 22, 2025

In December, the average temperature in Macau, Brazil hovers around 28°C (82°F), with a comfortable minimum of 25°C (77°F) and a pleasant maximum reaching 31°C (88°F). Expect some light rain, as precipitation amounts average 17 mm (0.7 in) over 4 days. Additionally, the average humidity sits at a balmy 76%, providing a warm and inviting atmosphere for visitors.

December Temperature in Macau

In December in Macau, the average temperature is 28°C (82°F), with maximums reaching up to 31°C (88°F) and minimums dipping as low as 25°C (77°F). This warm climate makes Macau an ideal destination for travelers seeking pleasant weather.

December Weather in Macau: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Macau, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Macau, December typically has an average temperature of 28°C (82°F), with highs reaching up to 31°C (88°F) and lows dropping to around 25°C (77°F).

Data source: Temperature data for Macau generated using information from the Copernicus Climate Change Service.

December Precipitation in Macau

In Macau in December, the precipitation amount is 17 mm (0.7 in) over a span of 4 days.

December Precipitation Trends in Macau

The chart displays monthly precipitation patterns in Macau, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Macau, December typically receives around 17 mm (0.7 inches) of precipitation spread over approximately 4 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in Macau

In Macau in December humidity is 76%. With an average temperature of 28°C (82°F), this humidity feels like a warm blanket enveloping you, making travel feel sticky and sluggish as you navigate through the heat, leaving you constantly seeking shade and refreshing beverages.

December Average Humidity in Macau

This chart illustrates the average monthly humidity levels in Macau, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Macau is approximately 76%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Macau

In Macau in December, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Macau, you can check here.

Maximum UV Index Levels in Macau for December

The chart shows the monthly maximum UV Index (UVI) for Macau in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Macau typically reaches 14, which falls under the extreme exposure category.

Data source: Macau December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How December Weather in Macau Compares to Other Months

Weather in Macau varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Macau, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Macau, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (82°F)	46 mm (1.8 inches)	84%	extreme
February Weather	27°C (82°F)	145 mm (5.7 inches)	85%	extreme
March Weather	27°C (81°F)	169 mm (6.7 inches)	86%	extreme
April Weather	27°C (81°F)	138 mm (5.4 inches)	85%	extreme
May Weather	27°C (81°F)	86 mm (3.4 inches)	86%	extreme
June Weather	27°C (81°F)	49 mm (1.9 inches)	82%	extreme
July Weather	26°C (79°F)	53 mm (2.1 inches)	75%	extreme
August Weather	26°C (80°F)	1 mm (0.1 inches)	73%	extreme
September Weather	27°C (80°F)	1 mm (0.0 inches)	71%	extreme
October Weather	27°C (81°F)	3 mm (0.1 inches)	70%	extreme
November Weather	28°C (82°F)	3 mm (0.1 inches)	71%	extreme
December Weather	28°C (82°F)	17 mm (0.7 inches)	76%	extreme