The Li River: A Journey Through China’s Most Breathtaking Landscape
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Nanchang Weather in September
Nanchang in September sees very high temperatures, with highs around 31°C (88°F) and overnight lows of 23°C (73°F). Rainfall is fairly high at around 82 mm (3.2 in) on average, so pack waterproofs just in case.
Rainfall in Nanchang in September
Records from the past 30 years suggest around 8 days of rain, with 82 mm (3.2 in) average for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Nanchang in September
In September, Nanchang gets very high temperatures, with highs of 31°C (88°F). Nights cool to around 23°C (73°F). For most visitors, the main thing to prepare for is the heat during the day. Nights remain mild at 23°C (73°F), making evenings a pleasant time to be outdoors.
Sunshine in Nanchang in September
Enjoy a sunny month with about 191 hours of sunshine, the clear skies make Nanchang even more beautiful.If you prefer dry days with pleasant temperatures, October and November typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Nanchang Temperature in September
Min Temperature
23°C (73°F)
Max Temperature
31°C (88°F)
Chance of Rain
28%
Precipitation
82 mm (3.2 in)
Rainy days
8 days
Humidity
75%
Sunshine
191 hours
Percentage Sunshine
50%
Nanchang Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Nanchang - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Nanchang typically drop from around 31°C (88°F) at the start of September to approximately 27°C (81°F) by the end. Nights are warm, with lows typically ranging from 20°C (68°F) to 25°C (77°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather records for Nanchang in September
Browse day-by-day weather records for Nanchang spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Nanchang historical weather extremes in September
Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Nanchang.
- Nanchang recorded its highest September temperature of 39°C (102°F) on September 5, 2025.
- The lowest daytime temperature in September was 19°C (66°F), recorded on September 12, 1984.
- Nanchang registered its coldest September night on September 28, 1997, with temperatures dropping to 15°C (59°F).
Best Places in China in September
Find out more about the weather in China and which places have the best travel conditions in this month. See all of China in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Nanchang in September
Warm but pleasant conditions in Nanchang in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
What To Do in Nanchang in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming7/10 -
Cycling7/10 -
Walking7/10 -
Camping8/10 -
Outdoor sports7/10
Nanchang 3-Day Forecast
More climate data for Nanchang
Temperature Rainfall Sunshine Humidity
See the full Nanchang climate overview or explore weather in China.
Popular in September
Where to go in September - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
The Li River: A Journey Through China’s Most Breathtaking Landscape
Go to China's Zhangjiajie National Park with the highest, the fastest, largest-loaded outdoor elevator in the world
You won't find this unique landscape anywhere else in the world. Thousands of floating mountains overgrown with trees at the top dominate this fairy tale landscape.
Go to Xinjiang in China
In Xinjiang you get to see a mix of East and Central Asia. An experience that you might want to add to your bucket list. You can travel through the province as if you are following an ancient silk route.
Mount Kailash
The best time for a Kailash tour/trekking is from mid-May to mid-October when the temperature is most pleasant. It is warm, dry and sunny in that period.