Monthly weather forecast and climate
Shenzhen, China

View of the modern buildings of Shenzhen, China with a river flowing through the city
View of the modern buildings of Shenzhen, China with a river flowing through the city
Shenzhen, a major city in the province of Guangdong, China, has a humid subtropical climate (Köppen climate classification Cwa). The weather is characterized by mild, moderately dry winters and hot, humid summers. Surrounded by many islands, Shenzhen is located within the Pearl River Delta, and its climate is majorly influenced by the monsoons. Shenzhen experiences moderate sunshine throughout the year, and the sea temperature remains moderately warm throughout the year, even during winter.

Summer is the longest season, lasting from June to September. The season remains hot and humid throughout and experiences heavy showers of rain accompanied by thunderstorms. Most of the sunshine is experienced during the summer, with a daily average of six hours per day. The sunniest days remain the hottest, with temperature going as high as 35°C (95°F).

Autumn in Shenzhen, between October to November, is short and pleasant. The first half of October still feels hot and muggy like during summer, and the last half of November begins to feel like winter. The overall fall climate is mild and pleasant, with the hottest days not exceeding 25°C (77°F).

Winter is experienced from December to February. Most days remain cloudy and partly sunny, but at the peak, the temperature drops to as low as 10°C (50°F). Mornings are usually foggy, but frost is rare. The cold winter winds that dominate throughout the season make some days extremely cold and almost freezing but continuously dry.

Spring in Shenzhen comes from March to May and is mildly warm and pleasant. At first, it feels cold, especially during nights, but gradually warms up to temperature as high as 30°C (86°F). The rains begin to increase slowly, and most days have cloudy skies. The first few weeks of spring are the cloudiest weeks of the year.
The best time to visit Shenzhen is during spring from March to May, and during autumn from mid-October to mid-November.
During spring, particularly from mid-March to mid-May, Shenzhen experiences excellent weather that is consistently warm and pleasant. The weather remains tolerable throughout appreciative of the absence of the winter chill. The sea temperature warms up, and swimming becomes easy to indulge. The cold winter winds calm down, and the sunshine feels strong and mildly warm.
Outdoor activities are made possible by the lovely weather and the beautiful spring sceneries. During autumn, from mid-October to mid-November, the extremely high temperature of summer drops to tolerable levels. The high rainfall drops significantly, making most days warm and mildly dry.
Touring Shenzhen without a hitch becomes possible and better with the scenic fall beauty.

Summer is not the best time to visit Shenzhen. Even as the temperature remains sweltering, most days are wet with high rainfall. The sea temperature remains high all through, but swimming becomes a limited luxury due to the heavy rains.
Driving and touring Shenzhen becomes hindered by the rainy days considering sometimes they are accompanied by thunderstorms.
Typhoons are rampant during the season and bring along minor cases of flooding and landslides during the wet period.
Winter, too, is not a great time to visit Shenzhen. Apart from the cold weather, there are cold winds that dominate throughout the season that make most nights almost intolerable. Sunshine hours are minimal on most days and foggy mornings are a regular experience.

Shenzhen experiences typhoons that bring heavy rains and strong winds. As a consequence, there is a high risk of thunderstorms, flooding, and landslides, which cause extensive damage.
Additionally, visitors driving should stay warned of foggy mornings during winter that significantly reduces visibility on the road.

January is the peak of winter in Shenzhen and is characterized by the coldest weather. The mercury remains in the range of 12°C (53.6°F) and 20°C (68°F) on average. Weather in January »

The temperature rises slightly to read within the range of 14°C (57.2°F) and 20°C (68°F) and most days remain foggy, cold and partly sunny. Weather in February »

March is a transitional month into spring, and the first two weeks still experience the winter weather. Gradually, the days warm up with the temperature falling in the range of 16°C (60.8°F) and 23°C (73.4°F). Weather in March »

Spring weather becomes evident in April. A mildly warm and pleasant temperature in the range of 20°C (68°F) and 26°C (78.8°F) characterizes most days. Weather in April »

May warms up with the temperature in the range of 24°C (75.2°F) and 30°C (86°F). The rainfall also rises to fall for sixteen days resulting in 236.2mm (9.3") precipitation. Weather in May »

Summer comes to Shenzhen in June with moderately warm days and cool nights. The mercury remains in the range of 26°C (78.8°F) and 31°C (87.8°F) averagely. Weather in June »

July in Shenzhen is averagely the hottest month of the year. The temperature remains in the 26°C (78.8°F) and 32°C (89.6°F) range and most days are hot. Weather in July »

The temperature remains high in the hot range of 26.3°C (79.3°F), and 32.3°C (90.1°F) and the sea temperature remains warm at 29°C (84.2°F). Weather in August »

September cools down slightly with the temperature in the range of 25°C (77°F) and 31°C (87.8°F). Most days remain warm and tolerable with six hours of sunshine. Weather in September »

October is a transitional month into autumn. The first two weeks still experience the summer weather before transitioning into the autumn weather. Weather in October »

Autumn weather is best felt in November, with the temperature in the range of 18°C (64.4°F) and 25°C (77°F). Most days are mild and pleasant, with approximately six sunshine hours per day. Weather in November »

December is the driest month of the year, and it introduces winter amid minimal rainfall of 25.4mm (1") collected from six days on average. The days warm up with five hours of sunshine. Weather in December »

What is the coldest month in Shenzhen?

The coldest month in Shenzhen, China, is January, with an average high-temperature of 19.8°C (67.6°F) and an average low-temperature of 12.5°C (54.5°F).

How much does it rain in Shenzhen?

In Shenzhen, during the entire year, the rain falls for 144.1 days and collects up to 1935.8mm (76.2") of precipitation.

What is the driest month in Shenzhen?

The month with the least rainfall is January when the rain falls for 7.1 days and typically collects 26.4mm (1") of precipitation.

What is the month with the coldest sea water in Shenzhen?

With an average sea temperature of 18.7°C (65.7°F), February is the month with the coldest seawater. For most, swimming in 18.7°C (65.7°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

What is the warmest month in Shenzhen?

July and August, with an average high-temperature of 32.3°C (90.1°F), are warmest months in Shenzhen, China.

What is the month with the warmest sea water in Shenzhen?

Month with the warmest seawater is July, with an average sea temperature of 28.9°C (84°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

What is the wettest month in Shenzhen?

August is the month with the most rainfall in Shenzhen, China. Rain falls for 18.3 days and accumulates 354.4mm (14") of precipitation.
Average temperature - Shenzhen, China
Average humidity - Shenzhen, China

Months with the highest relative humidity are June and August (81.8%).
The month with the lowest relative humidity is December (67.1%).

Average rainfall - Shenzhen, China

The wettest month (with the highest rainfall) is August (354.4mm).
The driest month (with the lowest rainfall) is January (26.4mm).

Average rainfall days - Shenzhen, China

The month with the highest number of rainy days is June (18.5 days).
The month with the lowest number of rainy days is November (5.6 days).

Average sea temperature - Shenzhen, China

The best month for swimming (with the highest average sea temperature) is July (28.9°C).
The coldest month (with the lowest average sea temperature) is February (18.7°C).

Average daylight / Average sunshine - Shenzhen, China