Changsha Weather in September

China · September climate averages and travel tips

Avg high30°C (86°F)
Avg low21°C (69°F)
Rainfall93 mm (3.7 in)
RatingFair 6.2/10

In September, Changsha has average highs of 30°C (86°F) and lows of 21°C (69°F). September is autumn (fall) in China. The month is moderately rainy, with about 93 mm (3.7 in) of rain spread over 10 days. Humidity averages 79%, so it feels sticky and hotter than the thermometer suggests. You get roughly 12.2 hours of daylight and frequently cloudy skies.

Is September a good time to visit Changsha?

September is a fair time to visit Changsha (6.2/10) mainly because of the heat. For better weather, go in October and November.

Visiting Changsha in September

September weather

September still feels hot and sticky in Changsha. Afternoons can reach 30°C, and humidity stays high, so long walks up Yuelu Mountain may feel tiring. Rain falls on about 10 days, often interrupting outdoor plans. Keep Orange Isle and riverside walks for cooler parts of the day, and save the Hunan Museum or a meal of spicy Hunan food for rainy spells.

If you hate crowds, September is often easier than October and November, Changsha's best months for weather. It's also usually a cheaper time to visit than those popular autumn months, though prices can rise around the Mid-Autumn Festival.

Events and crowds

The Mid-Autumn Festival sometimes falls in September, though its date changes each year. Families gather for mooncakes, and travel can get busier around the holiday. The festival is a lovely chance to try local mooncakes, but don't expect every September visit to include it.

Travelling with kids? The heat and rain can make a full day outdoors a slog. Mix a short visit to Orange Isle with indoor time, rather than trying to cover the whole island on foot.

Make the most of your visit

September is a useful shoulder-season choice if you can handle the warmth. It's cooler and less rainy than August, but still much hotter and wetter than October. For a more comfortable hike or a longer city walk, consider visiting later in autumn.

A local tip: take Metro Line 2 to Juzizhou station for Orange Isle, then use the island's sightseeing bus to reach the Mao Zedong statue. It saves you a long walk in humid weather, especially after rain. Keep plans flexible, since wet paths can make riverside exploring less pleasant.

September weather at a glance

Average high30°C (86°F)
Average low21°C (69°F)
Daily mean25°C (77°F)
Rainfall93 mm (3.7 in)
Rainy days (1 mm+)10
Humidity79%
Cloud cover68%
Daylight12.2 hours
Est. sunshine4.3 hours/day
Wind6.8 km/h
vs August2°C cooler than August, with 26 mm less rain.

What to pack for Changsha in September

Changsha weather in other months

Jan11°C / 1°C70 mmFairFeb13°C / 4°C99 mmFairMar19°C / 9°C159 mmFairApr24°C / 14°C185 mmFairMay28°C / 18°C230 mmPoorJun30°C / 23°C256 mmPoorJul32°C / 25°C173 mmPoorAug32°C / 24°C119 mmPoorSep30°C / 21°C93 mmFairOct25°C / 15°C69 mmExcellentNov20°C / 9°C103 mmExcellentDec13°C / 2°C52 mmGood

← AugustBest time to visit ChangshaOctober →

Better weather in September nearby

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