December Weather in Guanghou, China

Last updated: August 21, 2025

In December, Guangzhou, China experiences a unique winter climate characterized by a maximum temperature of 7°C (45°F) and an average plunge to -15°C (6°F), with occasional lows reaching -29°C (-19°F). The city enjoys remarkably dry conditions, receiving only 4 mm (0.1 in) of precipitation over the entire month, translating to 0 precipitation days. Humidity levels hover around a comfortable 62%, making the cool, crisp air feel invigorating. Overall, December in Guangzhou is defined by its stark winter chill, perfect for those who appreciate a tranquil, dry atmosphere.

December Temperature in Guanghou

In December, Guangzhou, China experiences a significant drop in temperatures, with minimums reaching a chilling -29°C (-19°F) and an average hovering around -15°C (6°F). This month marks one of the coldest periods of the year, indicating a stark contrast to the warmer conditions often associated with the region. The maximum temperature barely reaches 7°C (45°F), highlighting a notable trend of winter intensity that peaks as the year ends. Despite the cold, the city's vibrant culture and festive spirit remain undeterred, as residents adapt to the crisp air with warmth and resilience.

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

The chart illustrates December temperature patterns in Guanghou, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Guanghou, 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).
JanFebMarAprMayJunJulAugSepOctNovDec2103047617077706044245
Data source: Temperature data for Guanghou generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Guanghou

December in Guangzhou, China, marks a distinct transition in precipitation patterns, as the month typically experiences minimal rainfall with only 4 mm (0.1 in) of precipitation recorded. Following the heavier downpours from the summer months, which peak in July with 146 mm (5.7 in), the city's climate shifts significantly as winter approaches. Notably, December has zero precipitation days, indicating a dry spell after the wetter months, where rainfall occurred almost daily from June through August. This decline highlights a broader trend of decreasing precipitation leading into the winter months, emphasizing Guangzhou's seasonal variations and the notable contrast between its humid summers and dry winters.

December Precipitation Trends in Guanghou

The chart displays monthly precipitation patterns in Guanghou, 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 Guanghou, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec245243995146141931984
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Guanghou

As December rolls into Guangzhou, the humidity settles at 62%, reflecting a slight uptick from November's 61%. This month typically marks the transition from the drier fall to the more humid winter, as the city's humidity begins to recover from the lower levels seen in late autumn. The trend over the year reveals a fluctuation, with the humidity peaking dramatically in the summer months, reaching a notable 85% in August. As the year progresses, humidity generally experiences a significant dip in late spring before gradually rising again. December's moderate levels certainly contribute to the city's lush, subtropical character, providing a refreshing close to the year.

December Average Humidity in Guanghou

This chart illustrates the average monthly humidity levels in Guanghou, 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 Guanghou is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%60%60%57%58%76%84%85%82%77%61%62%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Guanghou

As December rolls into Guanghou, China, the UV Index dips to a low level of 1, signaling a significant drop in sun exposure compared to the preceding months. With this minimal UV intensity, residents and visitors can enjoy up to 45 minutes in the sun without the risk of sunburn. This trend is consistent with the gradual reduction in UV levels throughout the year, transitioning from the very high indices of summer months to the comforting coolness of winter. Whether you're strolling through the city or exploring the outdoors, December offers a safe environment for sun exposure. For detailed information, check out the Guanghou UV Index.

Maximum UV Index Levels in Guanghou for December

The chart shows the monthly maximum UV Index (UVI) for Guanghou 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 Guanghou typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235678986421
Data source: Guanghou 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 Guanghou

In December, Guangzhou, China, enjoys a pleasant 236 hours of sunshine, marking a slight dip from the vibrant months of summer but still offering a bright conclusion to the year. As the city transitions from the sun-drenched days of July and June, which bask in over 340 hours of sunshine, December maintains a respectable level of daylight, illuminating the city as it prepares for the cozy winter months. The overall trend showcases a gradual decline in sunlight hours from the peak of May through to the year’s end, yet December still provides an inviting atmosphere, perfect for exploration and outdoor festivities. With the sun dipping below the horizon a bit earlier, residents and visitors alike can relish the crisp air and enjoy the subtle charm of Guangzhou during this time of the year.

Monthly Sunshine Duration in Guanghou: December Highlighted

The December sunshine duration represents the total number of hours Guanghou 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.
JanFebMarAprMayJunJulAugSepOctNovDec198h246h297h313h341h343h350h288h282h268h228h236h
Data source: Guanghou December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Guanghou During December

In December, Guangzhou enjoys a notable shift towards sunny weather, boasting a 74% chance of sunshine. This marks a significant increase compared to the preceding months, particularly when juxtaposed against the dimmer summer months, where chances plummet to just 24% in July. Following the trend of autumn, where November offers a more modest 52% likelihood of sun, December stands out as a beacon of brightness as the year's end approaches. This trend highlights how Guangzhou's weather becomes increasingly favorable as winter sets in, providing a charming backdrop for those seeking to bask in sunshine during the festive season.

Percentage of Sunny Days in December in Guanghou

The chart illustrates the percentage of sunny days in Guanghou 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 Guanghou experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec68%60%60%52%47%50%24%37%45%66%52%74%
Data source: Guanghou December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Guanghou in December

In Guangzhou, China, the month of December marks a return to shorter daylight hours, offering only 8 hours of sunlight each day, a reflection of the city's seasonal rhythm. As the year progresses from January's 8 hours to a peak of 15 hours in May and June, the gradual increase is palpable, welcoming longer days that encourage outdoor activities and exploration. Following this summer peak, daylight begins to wane, with August and September gradually descending to 12 hours, and a notable drop in the final months. November's 9 hours hint at winter's approach, culminating in the brief days of December. This cyclical pattern not only highlights the changing seasons but also mirrors the vibrant life of Guangzhou, where each month brings a unique blend of nature and culture under varying skies.

Average Daylight Hours in Guanghou for December

The chart illustrates the variation in daylight duration in Guanghou throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 57m10h 16m11h 55m13h 36m15h 4m15h 49m15h 26m14h 9m12h 31m10h 50m9h 20m8h 33m
Data source: Guanghou daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Guanghou

As December settles over Guangzhou, the average wind speed registers a moderate 3.0 m/s (7 mph), marking a slight dip from the preceding months. This reduction follows a subtle upward trend observed from April through November, where winds gradually strengthened, peaking at 3.9 m/s (9 mph) in both April and May. As the year closes, this gentle breeze serves to remind residents of the transitioning seasons. The winds become softer in the winter months, with January and February typically experiencing the calmest conditions of the year. Overall, December's winds embody the mild, cooling breath of winter, bringing a refreshing end to the year's climatic journey.

Average December Wind Speed in Guanghou

The chart displays monthly wind speed patterns in Guanghou, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.83.43.63.93.93.12.62.72.93.33.53.0 m/s
Data source: Guanghou December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Guanghou Compares to Other Months

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

In December, temperatures typically range from a minimum of -29°C (-19°F) to a maximum of 7°C (45°F), with an average temperature of -15°C (6°F). The month sees very little precipitation, accumulating only 4 mm (0.1 in) and experiencing no rainy days, while humidity hovers around 62%. In contrast, January is slightly colder, with minimum temperatures dropping to -30°C (-22°F) and maximums peaking at 0°C (33°F), resulting in an average of -16°C (3°F). Precipitation decreases even further to just 2 mm (0.1 in), with no rainy days, and humidity increases to 70%. To explore more about the weather in this region during January, check Guanghou weather in January.

In December, temperatures can plunge to a brisk minimum of -29°C (-19°F), with an average temperature around -15°C (6°F) and a maximum reaching only 7°C (45°F). The month sees minimal precipitation, typically totaling just 4 mm (0.1 in) across zero rainy days, accompanied by a humidity level of 62%. In contrast, February offers slightly milder conditions, with a minimum temperature of -28°C (-18°F) and an average of -12°C (11°F). The maximum temperature rises to 12°C (53°F), and while precipitation remains consistent at 4 mm (0.2 in), it occurs over one day, with humidity dipping slightly to 60%. For those interested in more detailed comparisons, you can explore Guanghou weather in February.

In December, the weather is considerably colder, with average temperatures hovering around -15°C (6°F) and a maximum of just 7°C (45°F). The month sees very little precipitation, totaling only 4 mm (0.1 in), and with a humidity level of 62%, the air feels particularly crisp. In contrast, March experiences a significant shift, with an average temperature of -1°C (30°F) and highs reaching up to 22°C (73°F). Although March sees slightly more precipitation at 5 mm (0.2 in) over just one rainy day, the humidity dips slightly to 60%. This transition marks a noticeable warming trend as winter begins to give way to the early signs of spring. For more information on weather trends in March, you can check out Guanghou weather in March.

December and April present considerably different weather conditions. In December, temperatures can plunge to a chilly minimum of -29°C (-19°F), with a frigid average of -15°C (6°F) and a maximum that only reaches 7°C (45°F). The month is quite dry with only 4 mm (0.1 in) of precipitation and no rainy days, while humidity sits at a relatively high 62%.

In contrast, April brings a significant warming trend. The minimum temperature is noticeably higher at -8°C (18°F), with an average of 8°C (47°F) that can peak at a warm 30°C (85°F). This month also sees more moisture, with 24 mm (0.9 in) of precipitation over three days and slightly lower humidity at 57%. For a more detailed look at weather trends in April, you can check out Guanghou weather in April.

December and May present stark contrasts in weather conditions. December is much colder, with temperatures ranging from a frigid -29°C (-19°F) to a maximum of 7°C (45°F), accompanied by low humidity of 62% and negligible precipitation. In contrast, May experiences a significant warming trend, with temperatures fluctuating between -1°C (31°F) and a peak of 37°C (100°F). The month is marked by increased precipitation of 39 mm (1.6 in) over five rainy days, while humidity levels are slightly lower at 58%. For those interested in specific weather details, Guanghou weather in May provides valuable insights.

December and June present stark contrasts in weather conditions. December experiences frigid temperatures, with a minimum of -29°C (-19°F) and an average of -15°C (6°F), making it one of the coldest months. With only 4 mm of precipitation and a humidity level of 62%, it is a dry and chilly time of year. In contrast, June boasts significantly warmer temperatures, ranging from a minimum of 8°C (47°F) to a maximum of 41°C (106°F), resulting in an average of 21°C (70°F). The month is also much wetter, with 95 mm of precipitation over 11 days and higher humidity at 76%. For more details, check out Guanghou weather in June.

December and July present stark contrasts in weather conditions. In December, temperatures can plummet to a chilling minimum of -29°C (-19°F), with an average temperature around -15°C (6°F) and a maximum reaching only 7°C (45°F). The month experiences minimal precipitation, with just 4 mm (0.1 in) over zero days, and a humidity level of 62%. In contrast, July boasts much warmer temperatures, with a minimum of 13°C (56°F), an average of 25°C (77°F), and a scorching maximum of 37°C (98°F). This summer month is considerably wetter, receiving 146 mm (5.7 in) of precipitation over 12 days and a higher humidity of 84%. For more insights on the weather conditions in July, you can refer to this link: Guanghou weather in July.

December and August present stark contrasts in weather. In December, temperatures plummet, with a minimum of -29°C (-19°F) and an average of -15°C (6°F), reaching a maximum of only 7°C (45°F). The month is dry, with negligible precipitation of just 4 mm (0.1 in) and relatively low humidity at 62%. In sharp contrast, August boasts much milder conditions, starting at a minimum of 8°C (47°F) and averaging a comfortable 21°C (71°F), peaking at a sweltering 34°C (93°F). This summer month is marked by significantly higher precipitation, totaling 141 mm (5.5 in) spread over 14 days, accompanied by high humidity levels of 85%. For more specific details about August weather, refer to Guanghou weather in August.

The weather contrast between December and September is striking. In December, temperatures can plummet to a minimum of -29°C (-19°F), with an average temperature of -15°C (6°F), while September enjoys much milder conditions, with a minimum of 2°C (37°F) and an average of 16°C (61°F). Rainfall is virtually absent in December, featuring only 4 mm (0.1 in) of precipitation throughout the month, while September is quite rainy, experiencing 93 mm (3.7 in) of precipitation over 10 days. Humidity levels are also higher in September, at 82%, compared to December’s 62%. For more information on September weather in a different region, visit Guanghou weather in September.

In December, temperatures plummet significantly, with a minimum of -29°C (-19°F) and an average of -15°C (6°F), whereas October's weather is markedly milder, featuring a minimum of -10°C (14°F) and an average of 7°C (44°F). The maximum temperatures in October can reach a warm 30°C (87°F), a stark contrast to December's peak at just 7°C (45°F). Additionally, October experiences more precipitation, totaling 19 mm (0.7 in) over three days, compared to December, which sees only 4 mm (0.1 in) with no rainy days. Humidity levels also differ, with October being more humid at 77%, while December sits at a lower 62%. For more information on October weather specifics, check out Guanghou weather in October.

In comparing the weather of December and November, December generally presents colder temperatures, with an average of -15°C (6°F) compared to November's milder average of -5°C (24°F). December also sees a minimum temperature of -29°C (-19°F), which is significantly lower than November's minimum of -21°C (-6°F). Precipitation is less frequent in December, with no precipitation days reported and only 4 mm (0.1 in) of total precipitation, while November experienced 1 precipitation day and 8 mm (0.3 in) of precipitation. Interestingly, humidity levels are quite similar in both months, with December at 62% and November at 61%. For more detailed information on the weather during this time, you can refer to Guanghou weather in November.

Compare Guanghou's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Guanghou

In December, Guanghou's weather takes a sharp turn towards the cold, with temperatures significantly lower than in other months of the year. While the average chill settles around a brisk -15°C, maximums struggle to reach a mere 7°C, marking a stark contrast to the milder conditions of earlier months. This drop in temperature is accompanied by an absence of precipitation, as not a single day of rainfall is recorded during this time. The humidity level of 62% adds to the crisp, fresh air, creating a unique wintry atmosphere that sets December apart from the rest of the year. For more detailed insights into the weather patterns, visit Guanghou Climate.