Shenzhen Weather and Climate in September

September in Shenzhen is the transition from hot summer to early autumn. Daytime highs typically range from 29–32°C (84–90°F) in the early part of the month, gradually easing to 28–30°C (82–86°F) by late September. Nights remain warm and humid, often staying between 24–26°C (75–79°F). Rainfall is still significant, averaging 200–280 mm over 12–16 days, mostly as heavy showers or thunderstorms, with a continued risk of typhoons early in the month.

This is a shoulder season with mixed advantages. While still warm and humid, temperatures are slightly more comfortable than July and August, crowds are thinner after the summer peak, and hotel rates become more attractive.

Haikuotiankong

22.5300°N, 113.9500°E

Sunrise 14:00

Sunset 02:58

33°C

Overcast clouds

Feels Like 40°C

Humidity 77%

Wind 4.8 m/s

Pressure 1001 hPa

Visibility 10 km

Clouds 99%

2026-08-13 10:23 Data by OpenWeatherMap

Shenzhen Season in September: Early Autumn

September marks the gradual end of Shenzhen’s long, hot, and rainy summer. Days remain warm and energetic, suitable for both indoor and outdoor activities, while occasional showers and possible typhoons bring variability to the weather.

It is regarded as a decent transitional month for visiting Shenzhen — still summery but with slowly improving conditions and a more relaxed travel pace compared to peak summer.

Cooling but Still Warm Temperatures

September delivers lingering summer heat to Shenzhen. In the first half of the month, daytime highs often reach 30–32°C (86–90°F) with high humidity, making it feel quite warm during the middle of the day. Lows stay around 25–26°C (77–79°F).

In the second half, temperatures cool very slightly. Highs typically hover around 28–30°C (82–86°F), while lows fall to 24–25°C (75–77°F). Evenings can feel marginally more comfortable, especially after rain.

High Precipitation and Typhoon Risk

Shenzhen experiences considerable rainfall in September, averaging 200–280 mm across roughly 12–16 days. Showers are often heavy and accompanied by thunderstorms. Although typhoon risk is lower than in August, tropical storms can still bring strong winds and heavy rain, particularly in the first half of the month.

Cloudy and overcast days are common, but sunny breaks offer good opportunities for outdoor activities and city views.

Daylight Hours and Sunshine

Daylight remains long, starting at around 12.5 hours early in the month and shortening to about 11.9 hours by late September. Sunshine hours average 5–6 per day due to frequent cloud cover. The UV index stays high on clearer days, so protection is essential.

6 Days Guangzhou and Shenzhen Golf Tour

Tour Route：Guangzhou-Shenzhen

Tour Type：Sports Tours / Golf Holiday / City Tours / Top China Tours / History and Culture Tours

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Averages for Shenzhen Weather in September

Temperature: 27°C / 81°F High Temperature: 30°C / 86°F Low Temperature: 25°C / 77°F Humidity: ~78–82% Rainfall: 200–280 mm Rainy Days: 12–16 days

A Recommended Visiting Month

September can be a good time to visit Shenzhen if you are prepared for occasional heavy rain. As summer crowds thin out, you can enjoy modern attractions, theme parks, and coastal areas with relatively more space. Hotel rates are often lower than in peak summer.

While humidity and showers remain factors, the warm weather supports beach visits, shopping, and vibrant city exploration. Conditions generally improve toward the end of the month.

Recommended Outfits for Visiting Shenzhen in September

Daytime: Light, breathable clothing such as short-sleeve shirts, polo shirts, shorts, light trousers, or dresses. Choose quick-drying and moisture-wicking fabrics due to high humidity and possible showers.

Evenings: Bring a thin long-sleeve shirt or light jacket for air-conditioned malls, restaurants, and cooler evenings after rain.

Shoes: Comfortable walking shoes or sneakers with good grip — Shenzhen involves plenty of walking and potential wet surfaces.

Others: A sturdy compact umbrella or lightweight rain jacket (highly recommended), high-SPF sunscreen and sunglasses, a reusable water bottle, and a small daypack. Quick-dry clothing is very useful.

Advice for Your Shenzhen Trip in September

September offers a lively yet slightly less crowded window to experience Shenzhen’s modern energy and attractions. Visit Window of the World, enjoy the beaches at Dameisha or Xiaomeisha, explore OCT East or Happy Valley, or take a ferry to nearby islands. Keep an eye on typhoon warnings and maintain flexible plans.

Tips:

• Pack light, breathable layers and always carry a reliable umbrella or rain shell.
• Stay hydrated and take breaks in air-conditioned spaces during the warmest hours.
• Check weather and typhoon signals regularly.
• Enjoy fresh seafood, Cantonese dim sum, and local street food.

Recommended Attractions: Window of the World, OCT East, Dameisha Beach, Shenzhen Museum, Lianhuashan Park, and day trips to Dapeng Ancient City or Zhuhai/Macau.

September delivers warm, humid weather with occasional heavy rain in Shenzhen. Pack appropriately for showers, stay flexible with your itinerary, and enjoy the city’s dynamic, forward-looking atmosphere. Safe travels!