Guankou Weather in September

China · September climate averages and travel tips

Avg high30°C (85°F)
Avg low21°C (69°F)
Rainfall89 mm (3.5 in)
RatingFair 6.4/10

In September, Guankou has average highs of 30°C (85°F) and lows of 21°C (69°F). September is autumn (fall) in China. The month is moderately rainy, with about 89 mm (3.5 in) of rain spread over 11 days. Humidity averages 81%, 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 Guankou?

September is a fair time to visit Guankou (6.4/10) mainly because of the humidity. For better weather, go in October and November.

Visiting Guankou in September

September weather

September still feels hot and muggy in Guankou. Afternoons reach around 30°C, and humidity stays high, so walking through town can feel tiring. Rain falls on 11 days, often interrupting plans, though it's less wet than August.

You can fit in shorter outings between showers, such as browsing local streets or stopping for a meal. Save long walks in exposed areas for cooler parts of the day. A full day outdoors may feel draining, especially after rain.

Plans and events

Autumn begins, but September isn't cool yet. It's a better month for relaxed town visits than strenuous hikes or long sightseeing days. October and November are more comfortable choices if you can shift your trip.

The Mid-Autumn Festival sometimes falls in September. Families gather for a meal and share mooncakes, but the date changes each year. There's no reason to expect a large public event in Guankou.

For families with young children, keep outings short and leave room for a rainy afternoon indoors.

Crowds and local tips

September is generally a shoulder-season month, before China's National Day holiday in October. It's likely calmer than the main holiday period, and accommodation may cost less than during busier autumn travel. October and November are more popular overall, so September can suit you if you prefer fewer visitors and don't mind sticky weather.

Try Hunan rice noodles at a local breakfast shop. A warm bowl is a satisfying start before the day heats up; ask for less chilli if you're not used to Hunan flavours. Since rain can arrive without much warning, choose a place near your accommodation for your first meal, then explore when the skies clear.

September weather at a glance

Average high30°C (85°F)
Average low21°C (69°F)
Daily mean25°C (77°F)
Rainfall89 mm (3.5 in)
Rainy days (1 mm+)11
Humidity81%
Cloud cover66%
Daylight12.2 hours
Est. sunshine4.6 hours/day
Wind5.9 km/h
vs August2°C cooler than August, with 32 mm less rain.

What to pack for Guankou in September

Guankou weather in other months

Jan11°C / 1°C73 mmFairFeb14°C / 4°C106 mmFairMar19°C / 9°C172 mmFairApr24°C / 14°C197 mmFairMay27°C / 18°C239 mmPoorJun30°C / 22°C273 mmPoorJul32°C / 25°C187 mmPoorAug32°C / 24°C121 mmPoorSep30°C / 21°C89 mmFairOct25°C / 15°C65 mmExcellentNov19°C / 9°C107 mmExcellentDec13°C / 3°C55 mmGood

← AugustBest time to visit GuankouOctober →

Better weather in September nearby

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