Hefei weather in September
Temperature, rain and sunshine in September: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in September
Good
Best time to visit: April – May, September – November
What is the weather like in Hefei in September?
In September, Hefei is hot: daytime highs average 28 °C, and even at night it stays warm at around 20 °C. Expect around 6 hours of sunshine a day. Rain falls on about 8 days, adding up to 76 mm. On about 7 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, September is a good month for a holiday in Hefei.
September compared
How the weather changes from August to October. Tap a month to open it.
| AugustAug | SeptemberSep | OctoberOct | |
|---|---|---|---|
| Score | 46 | 74 | 81 |
| Day | 31° | 28° | 23° |
| Night | 25° | 20° | 14° |
| Sun | 7 h | 6 h | 5 h |
| Rain days | 13 | 8 | 7 |
More details for September
- Daylight
- 12 h 25 min05:54 – 18:18
- UV index
- 8 · very highclear sky, noon (estimate)All months
- Muggy days
- 18 daysdew point 18 °C or moreAll months
- Wind
- 14 km/haverage daily peakAll months
- Cloud cover
- 57 %on averageAll months
- Hot days
- 7 days30 °C or moreAll months
- Snow days
- 0 days1 cm or more of fresh snowAll months
- Time zone
- UTC+8Asia/Shanghai
How the score comes together
- Temperatureweight 50 %90 %
- Sunshineweight 20 %42 %
- Few rainy daysweight 30 %70 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in September
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Insect repellent
- Rain jacket or umbrella
Hefei in September: quick answers
Is Hefei hot in September?
Yes. In September, Hefei is hot: daytime highs average 28 °C and nights stay around 20 °C. On about 7 days the thermometer climbs to 30 °C or more.
Does it rain much in Hefei in September?
Rain falls on about 8 days, adding up to 76 mm.
Hefei month by month
The whole year in HefeiAll destinations: ChinaWhere to go in September
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences