December Weather in Macau, Macao

Last updated: August 21, 2025

Discover the unique charm of Macau's December weather, where temperatures vary from a comfortable 9°C (48°F) at night to a pleasant 27°C (81°F) during the day. The average temperature hovers around 18°C (64°F), creating an inviting atmosphere for exploration. While occasional showers bring 22 mm (0.8 in) of rain over three days, the humidity level remains at a moderate 69%, ensuring a mild and enjoyable climate. Embrace the crisp winter air and indulge in Macau's rich culture and vibrant festivities this December!

December Temperature in Macau

As December ushers in winter, Macau's temperatures begin to dip, offering a refreshing change from the sweltering summer months. The average temperature settles around 18°C (64°F), with daytime highs reaching 27°C (81°F), providing a pleasant backdrop for outdoor activities. Nights, however, can be brisk, with minimum temperatures dropping to 9°C (48°F). This month marks a transitional phase, where the city experiences cooler evenings but retains a mild daytime climate, making it an ideal time for exploring the vibrant streets and attractions of this unique destination. The overall trend shows a gradual decrease in temperatures as the year progresses, creating a cozy atmosphere perfect for enjoying Macau's winter charm.

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 {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec636370748084848483787264
Data source: Temperature data for Macau generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Macau

December in Macau wraps up the year with relatively low precipitation, receiving 22 mm (0.8 in) of rain over just 3 days. This marks a notable decline from the wetter summer months, where heavy downpours frequently occurred, particularly in August, which recorded a staggering 396 mm. As temperatures cool, the shift to drier weather becomes evident, with December featuring the second fewest precipitation days of the year—the only month with less rain being January. This trend highlights a seasonal transition, paving the way for a clearer and drier winter, inviting visitors to enjoy the festive atmosphere without the worry of frequent rain showers.

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 {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1749621141673102383962331772622
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Macau

As the year concludes, December's humidity in Macau sits at a comfortable 69%, marking a slight dip from the sticky highs of the summer months, which peak at 88% in both July and August. The trend shows a gradual uptick in humidity from the cooler, dryer air of January (64%) through the spring months, culminating in May's peak of 79%. As the city transitions into winter, humidity eases back down, reflecting the seasonal changes in the region, yet remains notably higher than the earlier part of the year. This mid-range humidity in December creates a pleasant atmosphere, making it an inviting time to explore the vibrant streets and rich culture of Macau.

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 {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec64%68%73%71%79%77%88%88%75%65%64%69%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Macau

In Macau, the UV Index showcases a remarkable seasonal trend throughout the year. As we step into December, the UV Index falls to a moderate 7, categorized as high, allowing for a burn time of 25 minutes. This is a notable decrease compared to the extreme levels observed in the summer months, where indices soared up to 14 in May and remained persistently high through August. Throughout fall, the index gradually decreased, reflecting the transition into winter, where protective measures can be relaxed somewhat compared to the intense summer months. As we approach the end of the year, it's important to remain aware of the environment and take care during sunny outings, even with the lower UV Index. For comprehensive insights on UV exposure in the region, visit Macau UV Index.

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 {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec710121214131313111197
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.

December Sunshine in Macau

December in Macau marks the transition into cooler months, yet the city still basks in 261 hours of sunshine, making it a delightful time for outdoor activities. As the year progresses from the exuberant warmth of July, which boasts a peak of 318 hours, the sunlight remains generous through the end of the year, ensuring a bright finish to 12 months of varying luminosity. The trend showcases a gradual decline in daylight hours after the summer, but December stands robust against November's 260 hours, showcasing the region's mild winter charm. Embracing the cool, crisp air paired with ample sunshine, Macau becomes a vibrant backdrop for visitors seeking warmth in both atmosphere and hospitality as they celebrate the festive season.

Monthly Sunshine Duration in Macau: December Highlighted

The December sunshine duration represents the total number of hours Macau experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec210h244h264h247h298h277h318h283h287h276h260h261h
Data source: Macau December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Macau During December

In Macau during December, residents and visitors can expect a 48% chance of sunny weather, making it one of the more favorable months for sunshine compared to the sweltering summer months. As the year progresses, we notice a shift in weather patterns; while January and November lead with higher probabilities of clear skies at 59% and 63% respectively, December represents a slight decline but remains relatively bright. This trend illustrates how winter in Macau can still offer undertones of warmth and light amidst cooler temperatures, providing an enjoyable backdrop for festive activities and outdoor exploration.

Percentage of Sunny Days in December in Macau

The chart illustrates the percentage of sunny days in Macau throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Macau experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec59%57%38%38%30%12%32%15%44%35%63%48%
Data source: Macau December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Macau in December

In Macau, December ushers in the return of shorter days, with daylight lasting approximately 10 hours. This month marks a decrease from the previous summer months, where a generous 13 hours of daylight illuminated the city. As the year progresses from the vibrant brightness of May through July, daylight gradually contracts, cascading down to 12 hours by August and 11 hours in October and November. December's 10 hours serves as a reminder of the cyclical nature of daylight, as it mirrors the tranquility of winter while embracing the festive spirit of the season. This trend highlights Macau's rich transition through the year, allowing visitors and locals alike to savor the unique atmosphere each month brings.

Average Daylight Hours in Macau for December

The chart illustrates the variation in daylight duration in Macau throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 55m11h 23m12h 1m12h 39m13h 11m13h 27m13h 19m12h 51m12h 14m11h 36m11h 3m10h 47m
Data source: Macau daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Macau

As December arrives in Macau, the wind picks up, boasting an average speed of 4.6 m/s (10 mph), making it one of the more breezy months of the year. The trend throughout the year shows a gradual increase in wind speeds, particularly noteworthy in October, which peaks at 5.4 m/s (12 mph). Following a dip during the hotter summer months, December's winds create a refreshing contrast, reminding residents and visitors alike of the city's dynamic climate as the year draws to a close. This shift towards brisker breezes not only enhances the festive atmosphere but also invites thrill-seekers to enjoy outdoor activities against a backdrop of scenic views.

Average December Wind Speed in Macau

The chart displays monthly wind speed patterns in Macau, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.13.43.93.84.04.13.53.32.65.44.24.6 m/s
Data source: Macau December wind data, generated using information from the Copernicus Climate Change Service.

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.

In December, weather temperatures range from a minimum of 9°C (48°F) to a maximum of 27°C (81°F), with an average of 18°C (64°F). The month experiences about 22 mm (0.8 in) of precipitation across three days, contributing to a humidity level of 69%. In contrast, January sees slightly cooler temperatures, with a minimum of 7°C (44°F) and a maximum of 25°C (77°F), averaging 17°C (63°F). Precipitation decreases to 17 mm (0.7 in) over just two days, and humidity drops to 64%. Overall, while December tends to be warmer and wetter, January offers a cooler and drier climate. For more details on January weather specifics, check Macau weather in January.

In December, the weather is typically warm, with average temperatures ranging from a minimum of 9°C (48°F) to a maximum of 27°C (81°F). The month sees relatively light precipitation, totaling 22 mm (0.8 in) over about 3 days, accompanied by a humidity level of 69%. In contrast, February experiences slightly cooler temperatures, with a minimum of 6°C (44°F) and a maximum of 25°C (78°F). However, February tends to be wetter, with 49 mm (1.9 in) of rain falling over approximately 6 days, while humidity remains comparable at 68%. For a more detailed comparison, visit Macau weather in February.

December and March in the region display noticeable differences in weather patterns. December experiences milder temperatures with a minimum of 9°C (48°F) and an average of 18°C (64°F), while March shows a slight increase, boasting a minimum of 12°C (53°F) and an average of 21°C (70°F). Precipitation also varies significantly; December receives only 22 mm (0.8 in) over 3 days, compared to March, which has 62 mm (2.4 in) spread across 11 days, indicating a wetter month. Humidity levels are relatively similar, with December at 69% and March rising to 73%. For a more detailed look at the conditions in March, check out Macau weather in March.

December and April showcase distinct weather patterns. In December, temperatures range from a mild minimum of 9°C (48°F) to a comfortable maximum of 27°C (81°F), with an average of 18°C (64°F). The month experiences relatively low precipitation, totaling 22 mm (0.8 in) over just three days and maintaining a humidity level of 69%. In contrast, April presents warmer conditions, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 30°C (86°F), averaging at 23°C (74°F). This month also sees significantly higher precipitation at 114 mm (4.5 in), spread across 13 days, and a slightly increased humidity of 71%. For more details, you can refer to Macau weather in April.

In December, the weather tends to be milder, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 27°C (81°F), and an average of 18°C (64°F). The month sees relatively low precipitation, with only about 22 mm (0.8 in) over 3 days and humidity levels around 69%. In contrast, May is significantly warmer, with minimum temperatures starting at 17°C (63°F) and maximums soaring up to 33°C (92°F), averaging 27°C (80°F). However, May is much wetter, receiving approximately 167 mm (6.6 in) of rain spread over 19 days and higher humidity levels at 79%. For more detailed information, you can check Macau weather in May.

December and June in Macau present a stark contrast in weather conditions. In December, temperatures range from a mild minimum of 9°C (48°F) to a comfortable maximum of 27°C (81°F), with average humidity at 69% and only 22 mm (0.8 in) of precipitation over just 3 days. This makes December a relatively dry and pleasant month. In contrast, June experiences much warmer temperatures, with a minimum of 24°C (76°F) and a maximum reaching 33°C (92°F). The month also sees significant rainfall, totaling 310 mm (12.2 in) across 24 days, and a higher humidity level of 77%. This shift highlights the transition from a dry, mild winter to a humid, rainy summer in Macau. For more details, visit Macau weather in June.

December and July offer distinctly different weather experiences. In December, temperatures range from a mild 9°C (48°F) to a comfortable average of 18°C (64°F), peaking at 27°C (81°F) with relatively low precipitation of 22 mm (0.8 in) over just 3 days, resulting in a humidity level of 69%. In contrast, July is characterized by much warmer temperatures, with minimums around 26°C (78°F) and averages reaching 29°C (85°F), peaking at a sweltering 35°C (95°F). Rain is much more common in July, with total precipitation of 238 mm (9.4 in) spread over 24 days and higher humidity at 88%. For more detailed information on the weather in July, you can visit Macau weather in July.

December and August present starkly different weather profiles. In December, temperatures range from a minimum of 9°C (48°F) to a comfortable maximum of 27°C (81°F), with average conditions around 18°C (64°F). The month experiences relatively low precipitation, totaling only 22 mm (0.8 in) over just 3 days, and a moderate humidity level of 69%. In contrast, August brings a much warmer climate, with temperatures starting at a minimum of 26°C (79°F) and reaching a scorching maximum of 36°C (97°F), averaging around 29°C (84°F). This month is characterized by high precipitation, with 396 mm (15.6 in) falling over 26 days, leading to a humidity level of 88%. For more detailed insights into August weather, please visit Macau weather in August.

December and September showcase a marked contrast in weather conditions. In December, temperatures range from a mild minimum of 9°C (48°F) to a comfortable maximum of 27°C (81°F), with an average of 18°C (64°F). The month sees relatively low precipitation of 22 mm (0.8 in) across just 3 days, resulting in a humidity level of 69%. Conversely, September experiences much higher temperatures, with a minimum of 24°C (75°F) and a maximum of 33°C (93°F), leading to an average of 28°C (83°F). This month also endures significant rainfall, totaling 233 mm (9.2 in) over 22 days, contributing to a humidity level of 75%. For a deeper dive into the specifics of September weather, check out Macau weather in September.

In comparing the weather of December and October, we see notable differences in temperature and precipitation. December offers milder temperatures with a minimum of 9°C (48°F) and an average of 18°C (64°F), while October has higher temperatures, with a minimum of 17°C (62°F) and an average of 25°C (78°F). Additionally, October is significantly wetter, receiving 177 mm (7.0 in) of precipitation over 11 days compared to December's lighter rainfall of 22 mm (0.8 in) over just 3 days. Despite December's higher humidity at 69%, October remains slightly drier at 65%. For a more detailed overview, you can check out Macau weather in October.

In December, the weather sees a slight decrease in temperatures compared to November, with daily averages dropping from 22°C (72°F) to 18°C (64°F). The minimum temperature also lowers to 9°C (48°F) in December, while November has a milder minimum of 15°C (59°F). Although December experiences less precipitation at 22 mm (0.8 in) over 3 days, compared to November's 26 mm (1.0 in) over 5 days, the humidity remains slightly higher in December at 69%. For a more detailed look at November's weather patterns, check out Macau weather in November.

Compare Macau's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Macau

As December rolls in, Macau transforms into a cooler yet pleasantly inviting destination. The temperatures dip from the warmth of preceding months, with a comfortable average hovering around 18°C (64°F), providing a delightful respite from the summer heat. With only a few rainy days and modest humidity levels, the stability of the weather makes it perfect for outdoor exploration. Compared to other months, December’s crispness invites visitors to enjoy everything from scenic walks to festive celebrations without the summer's sweltering heat. For more detailed information, check out the complete guide on Macau Climate.