Dongguan

Planning a trip or just curious about the weather in Dongguan? Here you will find the latest information on weather conditions, as well as detailed forecasts and charts.

The climate in Dongguan can be described as humid subtropical, with clearly defined seasons. The city enjoys warm weather for most of the year, making it an attractive destination; however, it's important to consider seasonal changes in temperature and precipitation when planning your trip.

Summer in Dongguan, lasting roughly from May to September, is hot and humid, with average temperatures reaching 28-29°C and highs that can exceed 31-32°C. This period is also the rainy season, seeing the highest rainfall and most rainy days, particularly in June. Conversely, winter from December to February is mild and relatively dry, with average temperatures around 15-17°C. Spring (March-April) and autumn (October-November) are pleasant transition seasons with moderate temperatures and less rainfall compared to summer, making them a comfortable time to explore the city.

Dongguan experiences a clear annual temperature cycle typical of a subtropical climate. The hottest month is traditionally July, with an average air temperature of 29.3°C. During this period, daytime highs regularly reach 32.3°C, while nighttime temperatures stay around 26.4°C. The coolest month is January, with an average temperature of 15.7°C. At night, the mercury can drop to 11.5°C, while the air warms up to an average of 19.8°C during the day.

Summer months from June to August in Dongguan are characterized as hot and humid. Average daytime temperatures during this period consistently exceed 28°C (June – 28.3°C, July – 29.3°C, August – 28.9°C), and peak values often climb above 31-32°C. Nights also remain very warm, with minimum temperatures rarely falling below 25.7°C in June and 25.9°C in August. The high number of rainy days during the summer season contributes to high humidity, intensifying the sensation of heat.

Winter in Dongguan, spanning from December to February, is mild and relatively cool. Average monthly temperatures range from 15.7°C in January to 17.1°C in February. During the day, the air usually warms up to a comfortable 19-21°C, while nightly lows are around 11.5-13.1°C, making evenings and mornings crisp but frost-free. Daily temperature fluctuations are noticeable throughout the year: the difference between daytime highs and nighttime lows is typically about 7-9°C, providing a tangible change in temperature during the day.

Dongguan experiences distinct seasonal rainfall, with a clear divide between wet and dry periods. The primary form of precipitation throughout the year is rain; snowfall is extremely rare given the mild winter temperatures.

The rainy season in Dongguan typically lasts from May to September. This is when the city receives the majority of its annual moisture. June is the wettest month, with an average of 13 mm of precipitation and up to 27 rainy days. May and August also see significant rainfall (9 mm each) and a high number of rainy days (22 and 26 days, respectively). Summer rains are often heavy, sometimes turning into intense downpours, which is characteristic of this region.

The dry season sets in from October and continues through April. During these months, both the amount of rainfall and the number of rainy days decrease significantly. The absolute driest month is December, when precipitation is practically non-existent (averaging 0 mm) with only about 3 rainy days. January and November also feature very low rainfall (1 mm each) and few wet days (5-6 days). If precipitation does occur during this period, it is generally brief and light.

When packing for a trip to Dongguan, it's important to choose a wardrobe that suits the local climate. Given that summers are hot and humid, especially from May to September—when temperatures often rise above 30°C and heavy rain is likely—the core of your luggage should consist of lightweight, breathable clothing made from natural fabrics. Cotton T-shirts, shorts, loose dresses, and sundresses will be perfect. Be sure to pack a sturdy umbrella or a light raincoat, along with waterproof shoes or sandals that dry quickly. Don't forget sunscreen with a high SPF, a hat, and sunglasses to protect yourself from the bright sun, especially during the rainy months when humidity intensifies the heat.

For a trip to Dongguan during the cooler months from December to February, when average temperatures hover around 15-17°C and rainfall is minimal, you will need warmer items. Layering is the ideal choice: light sweaters or fleece jackets, long-sleeved shirts, jeans or trousers, and a light jacket or windbreaker. This approach will keep you comfortable during both the warm afternoon hours and the cool evenings. During the transition seasons—spring (March-April) and autumn (October-November)—the principle of layering remains relevant as the weather can be changeable. Regardless of the season, comfortable walking shoes are an absolute essential in your suitcase, as Dongguan offers many interesting places to explore.