Climate and monthly weather forecastDongguan, China
Climate and monthly weather forecast
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 »Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
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 in January:
1021.2mbar - Average pressure in February:
1019mbar - Average pressure in March:
1016.7mbar - Average pressure in April:
1013.2mbar - Average pressure in May:
1009.1mbar - Average pressure in June:
1005.5mbar
- Average pressure in July:
1005.3mbar - Average pressure in August:
1004.9mbar - Average pressure in September:
1008.8mbar - Average pressure in October:
1014mbar - Average pressure in November:
1017.5mbar - Average pressure in December:
1020.6mbar
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 in January:
8.9km/h - Average wind speed in February:
9.1km/h - Average wind speed in March:
9.3km/h - Average wind speed in April:
9km/h - Average wind speed in May:
9.2km/h - Average wind speed in June:
10km/h
- Average wind speed in July:
9.9km/h - Average wind speed in August:
8.3km/h - Average wind speed in September:
7.9km/h - Average wind speed in October:
8.6km/h - Average wind speed in November:
8.5km/h - Average wind speed in December:
9.3km/h
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 humidity
Dongguan, China
The month with the highest relative humidity is June (79%).
The month with the lowest relative humidity is December (63%).
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 in January:
8.5 days - Average rainfall days in February:
9.1 days - Average rainfall days in March:
13.4 days - Average rainfall days in April:
16.3 days - Average rainfall days in May:
20.8 days - Average rainfall days in June:
23.8 days
- Average rainfall days in July:
22 days - Average rainfall days in August:
22.3 days - Average rainfall days in September:
18.3 days - Average rainfall days in October:
9.1 days - Average rainfall days in November:
7.7 days - Average rainfall days in December:
7.1 days
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 in January:
10h and 54min - Average daylight in February:
11h and 24min - Average daylight in March:
12h and 0min - Average daylight in April:
12h and 42min - Average daylight in May:
13h and 12min - Average daylight in June:
13h and 30min
- Average daylight in July:
13h and 24min - Average daylight in August:
12h and 54min - Average daylight in September:
12h and 18min - Average daylight in October:
11h and 36min - Average daylight in November:
11h and 0min - Average daylight in December:
10h and 48min
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).
- Average sunshine in January:
5h and 48min - Average sunshine in February:
5h and 24min - Average sunshine in March:
4h and 30min - Average sunshine in April:
5h and 18min - Average sunshine in May:
7h and 18min - Average sunshine in June:
8h and 6min
- Average sunshine in July:
9h and 12min - Average sunshine in August:
8h and 12min - Average sunshine in September:
7h and 48min - Average sunshine in October:
6h and 54min - Average sunshine in November:
5h and 30min - Average sunshine in December:
5h and 30min
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 in January:
20.5 days - Average sunshine days in February:
15.8 days - Average sunshine days in March:
13 days - Average sunshine days in April:
9.8 days - Average sunshine days in May:
7.7 days - Average sunshine days in June:
5.1 days
- Average sunshine days in July:
7.2 days - Average sunshine days in August:
7.2 days - Average sunshine days in September:
9.3 days - Average sunshine days in October:
20.1 days - Average sunshine days in November:
19.4 days - Average sunshine days in December:
22 days
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
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 cloud cover
Dongguan, China
The month with the most cloud cover is March (Cloud cover 64).
The month with the least cloud cover is October (Cloud cover 35).
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).





