Shenzhen, China skyline

Shenzhen Weather in September

Typical September weather in Shenzhen, China, based on 2006–2025 climate averages.

In September, Shenzhen averages a high of 30.3°C (86.5°F) and a low of 24.8°C (76.6°F), with about 19 rainy days (217 mm of rain) and 9.6 hours of sunshine a day.

Avg high

30.3°C (86.5°F)

Avg low

24.8°C (76.6°F)

Rainfall

217 mm (8.5 in)

Rainy days

19 days

Sunshine

9.6 h / day

Humidity

83%

September vs the rest of the year

Here is how every month in Shenzhen stacks up against September — the 4th wettest month for rain.

MonthAvg highvs SeptemberRainRainy days
January19.6°C (67.3°F)−10.7°C (−19.3°F)32 mm5
February21.2°C (70.2°F)−9.1°C (−16.4°F)43 mm7
March23.8°C (74.8°F)−6.5°C (−11.7°F)87 mm11
April26.5°C (79.7°F)−3.8°C (−6.8°F)151 mm14
May28.8°C (83.8°F)−1.5°C (−2.7°F)257 mm20
June30.1°C (86.2°F)−0.2°C (−0.4°F)316 mm24
July31.1°C (88°F)+0.8°C (+1.4°F)210 mm22
August30.8°C (87.4°F)+0.5°C (+0.9°F)302 mm24
September30.3°C (86.5°F)—217 mm19
October28.2°C (82.8°F)−2.1°C (−3.8°F)89 mm8
November25.1°C (77.2°F)−5.2°C (−9.4°F)53 mm6
December20.6°C (69.1°F)−9.7°C (−17.5°F)27 mm4

What September feels like in Shenzhen

September falls in Shenzhen's wet season — the rainfall numbers rise clearly above the dry months. Afternoons are hot, so sightseeing works best in the morning or evening. The gap between afternoon and night is small, so nights stay warm and the temperature hardly changes after dark. The air is muggy, so it feels hotter than the thermometer suggests.

Rain in Shenzhen in September

Rain is part of normal life this month, falling on most days. Rain tends to come in heavy bursts: about 11.4 mm (0.4 in) on an average rainy day. The yearly figure is similar, around 10.9 mm per wet day.

Daylight and sunshine in September

On 15 September the sun rises at about 6:10 am and sets around 6:28 pm local time, giving 12 h 18 min of daylight. Compared with mid-August, the day has lost 38 min. The sun is out for roughly 78% of those daylight hours, so there are plenty of bright spells.

How September compares to the rest of the year

September is the 3rd warmest month of the year in Shenzhen. Afternoons run 0.5°C (0.9°F) cooler than in August, with 85 mm less rain. October is cooler again. The next month's average high: 28.2°C (82.8°F).

Who September suits

  • Sightseeing: less ideal — rain falls on more than half the days.
  • Parks & outdoor: less ideal — afternoons are too warm to linger outside.
  • Beach: less ideal — too many rainy days.
  • Museums & indoor: a good choice — with rain on most days, galleries and museums make easy plans.

Tips for visiting Shenzhen in September

Rain Protection

Keep a small umbrella in your bag and wear shoes that cope with puddles.

Sun Protection

Sunscreen, a hat and sunglasses; light breathable clothes.

Quick questions

How warm is Shenzhen in September?

It feels hot: typical highs are 30.3°C (86.5°F), with lows near 24.8°C (76.6°F).

Does it rain a lot in Shenzhen in September?

It does: about 19 rainy days bring roughly 217 mm, so plan some indoor options.

What should I wear in Shenzhen in September?

Based on the averages: rain protection and sun protection. There is little need to change for the evening.

Is September or October better for visiting Shenzhen?

On our 12-month climate ranking, October comes out ahead (#5 of 12 vs #8). October is cooler and has fewer rainy days.

Is September a good time to visit Shenzhen?

Fair

Fair — warm to hot days, rain on most days (about 19), heavy rainfall (217 mm), plenty of sunshine (9.6 h a day). Within Shenzhen's own year, September ranks #8 of 12.

September in other China cities

Drier places in September

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Monthly averages from 20 years of Open-Meteo history (2006–2025), not a forecast — see all 12 months in Shenzhen weather by month.