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.
Hefei Weather in September
September in Hefei sees daytime temperatures around 29°C (84°F) and lows of 21°C (70°F) at night. With around 86 mm (3.4 in) of rainfall expected, it's worth packing a rain jacket.
Rainfall in Hefei in September
You can expect rain on roughly 11 days based on historical data, averaging 86 mm (3.4 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in Hefei in September
Hefei has excellent weather in September, with days reaching 29°C (84°F) and nights cooling to 21°C (70°F). This kind of day-to-night contrast is typical for this time of year. Nights are mild at around 21°C (70°F), which is comfortable for most people.
Sunshine in Hefei in September
The area enjoys a moderate level of sunlight, with around 155 hours. It's a good balance between sunny and cloudy days.So this is a great month to visit if you prefer dry days with pleasant temperatures.
Hefei Temperature in September
Min Temperature
21°C (70°F)
Max Temperature
29°C (84°F)
Chance of Rain
37%
Precipitation
86 mm (3.4 in)
Rainy days
11 days
Humidity
77%
Sunshine
155 hours
Percentage Sunshine
44%
Hefei Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Hefei - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Hefei typically drop from around 29°C (84°F) at the start of September to approximately 25°C (77°F) by the end. Nights are warm, with lows typically ranging from 17°C (63°F) to 23°C (73°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 Hefei in September
Browse day-by-day weather records for Hefei spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Hefei historical weather extremes in September
The extremes listed below come from historical weather data collected in Hefei from 1976 through 2025.
- The hottest September day on record in Hefei reached 41°C (106°F) (September 1, 1980).
- The coldest night in September in Hefei was on September 14, 1989, with a minimum of 11°C (52°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 Hefei 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. Prepare for significant rainfall with proper waterproof clothing and shoes. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
What To Do in Hefei 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
Hefei 3-Day Forecast
More climate data for Hefei
Temperature Rainfall Sunshine Humidity
See the full Hefei 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.