Climate and monthly weather forecast
Dongguan, China


The climate of Dongguan

The city of Dongguan, located in the People's Republic of China, falls within the Köppen climate classification of Cwa, indicating it experiences a humid subtropical climate with dry winter conditions. Spanning through the year, average high temperatures range from 18.8°C (65.8°F) in the coldest month of December to 33.8°C (92.8°F) during the peak of the summer in August. Average low temperatures also witness a considerable variation, with the mercury dropping to 12.3°C (54.1°F) in January but riding high at 27°C (80.6°F) in September.

A feature characteristic of Dongguan's climate is the noticeable fluctuation in humidity. It varies from a lower limit of 63% during December and January to a maximum of 79% observed in June. Relative to this, the city’s rainfall shows an intriguing pattern. The climatological data suggests an increase in rainfall from January to May, peaking at 113mm (4.45") during May. The wettest period of the year starts from May to September where monthly average precipitation remains between 58mm (2.28") to 113mm (4.45"). On the other hand, the months from January to April and October to December can be referred to as the drier times of the year.

The amount of sunshine also follows a significant yearly pattern. It's less during winter and spring, where it remains between 4.5 hours to 5.8 hours a day from January to March, and spiked to a high of 9.2 hours in July. The average wind speed ranges from a maximum of 10km/h (6.2mph) in June to a minimum of 7.9km/h (4.9mph) in September.

The best time to visit Dongguan

Considering the climate characteristics, the best time to visit Dongguan would probably be from October to December. During this timeframe, the city experiences relatively comfortable temperatures, ranging from 20.1°C (68.2°F) to 29.3°C (84.7°F). The amount of rainfall is at its annual low, ranging only from 10mm (0.39") in December to 24mm (0.94") in October. Moreover, the city enjoys light breeze with wind speeds from 8.5km/h (5.3mph) to 9.3km/h (5.8mph).

The worst time to visit Dongguan

The period from May to September might not be an ideal time to visit Dongguan. This period is marked by the highest rainfall, ranging from 58mm (2.28") in September to 113mm (4.45") in May. Moreover, high levels of humidity from 72% to 79% could make the climate uncomfortably humid. Coupled with high temperatures, that range from 30.5°C (86.9°F) to 33.8°C (92.8°F), this interval becomes challenging for outdoor activities.

Spring weather in Dongguan

Springtime in Dongguan, from March to May, ushers in a significant increase in temperatures. Average highs fluctuate from 23.6°C (74.5°F) in March to 30.5°C (86.9°F) in May, while lows shift from 17.5°C (63.5°F) to 23.9°C (75°F). Rainfall escalates steadily from 27mm (1.06") in March to a peak at 113mm (4.45") in May. Correspondingly, the number of rainy days and humidity also increases, setting a wet tone for the season.

Summer weather in Dongguan

Summer, stretching from June to August, brings in the highest temperatures recorded in Dongguan. During this swelter, the peak average high tempertures touch 33.8°C (92.8°F) in August, while the living conditions are thermally affected when temperatures barely drop below 27°C (80.6°F) at night in September. Rainfall and humidity remain high, but the city receives maximum sunshine, extending up to 9.2 hours a day in July.

Autumn weather in Dongguan

Autumn, spanning from September to November, witnesses a gradual decline in temperature. Average highs fall from 32°C (89.6°F) in September to 25.5°C (77.9°F) in November. Correspondingly, nights become cooler as average lows drop from 25°C (77°F) to 18°C (64.4°F). Rainfall and humidity also show a downward trend, suggesting a transition into the dry season.

Winter weather in Dongguan

Come winter, which lasts from December to February, the city enters its coldest and driest phase of the year. Average highs return to a comfortable range between 20.1°C (68.2°F) to 21.1°C (70°F), and lows drop further between 12.3°C (54.1°F) to 14.6°C (58.3°F). Rainfall reaches its annual minimum, with only 9mm (0.35") recorded in January. However, despite the reduced daylight, winter hosts the lowest humidity and cloud cover, offering clear skies and a milder weather profile.

Weather in January

January is the period when Dongguan, China displays its calmest weather conditions. A noticeable drop in temperature can be felt from December, signalling the approach of winter. Despite this development, the city's weather remains relatively mild, compared to areas with a more severe winter season. Weather in January »

Weather in February

February continues January's calm, but the temperatures begin to rise as Dongguan transitions out of winter. The rise in temperature coincides with an increase in rainfall, hinting the arrival of spring. February also brings increasing daylight, a hopeful symbol for the warming months ahead. Weather in February »

Weather in March

By March, signs of spring in Dongguan are truly established. The transition from winter is further witnessed by increased temperatures and a spike in rainfall. This month marks the beginning of a rainier season, a progression that continues into the later spring months. Weather in March »

Weather in April

In April, Dongguan moves further into its rainier season. The rise in temperature become more pronounced with the arrival of the Asian monsoon season. Despite the increase in rainfall, it's not a constant downpour, with the sun often peaking out to shine down upon the city. Weather in April »

Weather in May

May marks the onset of summer in Dongguan, the months of heavier rainfall, and weather conditions typical of Asian tropical climates. Thunderstorms and heavy rains can be anticipated, yet the city remains brightly illuminated under plentiful sunshine hours. Weather in May »

Weather in June

June brings hotter days and heavier rains to Dongguan, a metaphorical and literal peak of the summer season. Brace for higher humidity levels that promote warmer temperatures. Despite the intensified heat and humidity, Dongguan remains an appealing destination due to extended daylight hours and copious sunshine. Weather in June »

Weather in July

As July sets in, Dongguan experiences its highest temperatures of the year. Along with the elevated temperatures, the wind speed also sees a slight increase, making the weather unpredictable at times. The daily hours of sun remain at their peak for the year, offering a respite from the frequent rains. Weather in July »

Weather in August

August represents the height of summer in Dongguan with the highest temperatures of the year. The city also sees less rain than the previous months, even so the rains continue. Apart from occasional storms, August is typified by sunny, clear skies and increased daylight hours. Weather in August »

Weather in September

September signifies the tail-end of summer in Dongguan, with a drop in temperature and gradual receding of rainfall. The weather begins to cool down, and the rains lessen, heralding the arrival of autumn. Yet, daylight hours stay lengthy, allowing pleasant weather to participate in outdoor activities. Weather in September »

Weather in October

Come October, Dongguan greets autumn with open arms. The temperatures retreat, and the heavy rains of the summer months become a distant memory. Visitors and residents alike can anticipate lower levels of humidity. The days become shorter, but Dongguan still enjoys considerable sunlight. Weather in October »

Weather in November

November is recognized as a transitional month in Dongguan. While the temperature continues to retreat, the humidity levels remain relatively stable. The rainfall retreats and most of the days present a clear, sunny sky. The daylight hours begin to decrease, and the overall weather exhibits subtle signs of the approaching winter. Weather in November »

Weather in December

Diminishes temperature and shortening daylight hours signal the arrival of winter in December in Dongguan. The weather grows cooler, while the humidity drops to its lowest for the year. Even if outdoor activities are restrained by the decrease in temperatures, residents enjoy clear skies and ample sunshine during daylight hours. Weather in December »

Frequently asked questions

What time of the year is the coldest in Dongguan?

January stands out as Dongguan's coldest month, with an average high-temperature of 18.8°C (65.8°F) and a low-temperature of 12.3°C (54.1°F).

What is the driest month in Dongguan?

The month with the least rainfall in Dongguan, China, is January, when the rain falls for 8.5 days and typically collects 9mm (0.35") of precipitation.

How many days does it rain in Dongguan?

In Dongguan, China, during the entire year, the rain falls for 178.4 days and collects up to 559mm (22.01") of precipitation.

When is the lowest UV index in Dongguan?

The months with the lowest UV index in Dongguan, China, are January and December, with an average maximum UV index of 4.

What is the month with the least sunshine in Dongguan?

With an average of 4.5h of sunshine, March has the least sunshine of the year.

What is the rainiest month in Dongguan?

May is the month with the most rainfall in Dongguan, China. Rain falls for 20.8 days and accumulates 113mm (4.45") of precipitation.

When is the highest UV index in Dongguan?

The months with the highest UV index in Dongguan, China, are May through September, with an average maximum UV index of 7.

What is the most humid month in Dongguan?

The most humid month in Dongguan, China, is June, with an average relative humidity of 79%.

When are the longest days in Dongguan?

With an average of 13h and 30min of daylight, June has the longest days of the year in Dongguan.

What month has the most sunshine in Dongguan?

With an average of 9.2h of sunshine, July has the most sunshine of the year in Dongguan.

What part of the year is the hottest in Dongguan?

The temperatures reach their highest averages in August, with highs of 33.8°C (92.8°F) and lows of 27°C (80.6°F).

What is the least humid month in Dongguan?

December is the least humid month, with an average relative humidity of 63%.

What is the month with the shortest days in Dongguan?

With an average of 10h and 48min of daylight, December has the shortest days of the year.

Is there Daylight Saving Time (DST) in Dongguan?

Dongguan does not observe Daylight Saving Time (DST). CST timezone is used throughout the entire year.

Average temperature
Dongguan, China

Average temperature - Dongguan, China

The warmest month (with the highest average high temperature) is August (33.8°C).
The month with the lowest average high temperature is January (18.8°C).

The month with the highest average low temperature is August (27°C).
The coldest month (with the lowest average low temperature) is January (12.3°C).


Average pressure
Dongguan, China

Average pressure - Dongguan, China

The month with the highest atmospheric pressure is January (1021.2mbar).
The month with the lowest atmospheric pressure is August (1004.9mbar).


Average wind speed
Dongguan, China

Average wind speed - Dongguan, China

The windiest month (with the highest average wind speed) is June (10km/h).
The calmest month (with the lowest average wind speed) is September (7.9km/h).


Average rainfall
Dongguan, China

Average rainfall - Dongguan, China

The wettest month (with the highest rainfall) is May (113mm).
The driest month (with the least rainfall) is January (9mm).


Average rainfall days
Dongguan, China

Average rainfall days - Dongguan, China

The month with the highest number of rainy days is June (23.8 days).
The month with the least rainy days is December (7.1 days).


Average daylight / Average sunshine
Dongguan, China

Average daylight / Average sunshine - Dongguan, China

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).

The month with the most sunshine is July (Average sunshine: 9h and 12min).
The month with the least sunshine is March (Average sunshine: 4h and 30min).


Average sunshine days
Dongguan, China

Average sunshine days - Dongguan, China

The month with the most sunshine days is December (22 days).
The month with the least sunshine days is June (5.1 days).


Average UV index
Dongguan, China

Average UV index - Dongguan, China

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 visibility
Dongguan, China

Average visibility - Dongguan, China

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


Dongguan, China

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