The Li River: A Journey Through China’s Most Breathtaking Landscape
Explore the Li River, China's breathtaking landscape with majestic mountains, serene waters, and picturesque views. A must-see for every traveler.
Guangzhou Weather in September
September in Guangzhou brings very high temperatures, with daytime highs of 33°C (91°F) and nights around 25°C (77°F). It's part of the rainy season, with 187 mm (7.4 in) of rainfall on average, so an umbrella or poncho is a good idea.
Rainfall in Guangzhou in September
As part of the rainy season, Guangzhou sees around 13 days of rain in September, with an average of 187 mm (7.4 in). Rainfall this month is frequent and tends to be fairly heavy when it does fall. Packing waterproofs is a good idea.
Temperature in Guangzhou in September
September in Guangzhou brings very high temperatures, with highs of 33°C (91°F) and nights around 25°C (77°F). Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. With lows around 25°C (77°F), the nights are warm enough that a sheet is usually all you need for bedding.
Sunshine in Guangzhou in September
The city usually sees around 169 hours of sunlight, indicating a moderately sunny period (despite it being part of rainy season).September in Guangzhou can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Guangzhou Temperature in September
Min Temperature
25°C (77°F)
Max Temperature
33°C (91°F)
Chance of Rain
43%
Precipitation
187 mm (7.4 in)
Rainy days
13 days
Humidity
78%
Sunshine
169 hours
Percentage Sunshine
46%
Guangzhou Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Guangzhou - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Guangzhou typically stay consistent throughout September, with daily highs averaging around 33°C (91°F). Nights are warm, with lows typically ranging from 24°C (75°F) to 26°C (79°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 Guangzhou in September
Browse day-by-day weather records for Guangzhou spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Guangzhou historical weather extremes in September
According to our 50 years of weather records for Guangzhou, the following extremes were recorded between 1976 and 2026.
- The hottest September day on record in Guangzhou reached 39°C (102°F) (September 22, 2008).
- On September 28, 1997, Guangzhou saw its coldest September day with temperatures maxing out at 18°C (64°F).
- The coldest night in September in Guangzhou was on September 28, 1997, with a minimum of 16°C (61°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 Guangzhou in September
Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Bring sunglasses since you'll have some sunny periods throughout the month
What To Do in Guangzhou 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 -
Camping7/10 -
Outdoor sports7/10
Guangzhou 3-Day Forecast
More climate data for Guangzhou
Temperature Rainfall Sunshine Humidity
See the full Guangzhou 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.