Suzhou weather in August
August in Suzhou: sweltering, rainy, with poor air quality — a gamble, with 38°C afternoons.
Updated September 2026 · climate normals from ERA5 reanalysis
#10 of 12 months in Suzhou · #1149 of 1413 destinations to visit in August · comfort 57/100 (tier D)
- Days
- 33°C
- Nights
- 27°C
- Wet days
- 12
- Sun
- 10.1 h
- Humidity
- 78%
- Daylight
- 13 h

Traveller notes on Suzhou in August
Other months in Suzhou
Forum posters describe April in Suzhou as often cloudy or rainy, with typical temperatures between 13-20C, though posters are consistent that there's no distinct 'rain season' here the way some regions have - rain is a regular but not overwhelming feature of the month. Posters consistently rate mid-to-late April through May as just about perfect weather-wise, with April/May and September/October generally named as the most comfortable overall stretches to visit the wider Jiangsu region. Posters flag April and May as peak tourism season, meaning real crowds and higher prices alongside the good weather. Posters describe early April specifically as bringing magnolia and some cherry blossoms into bloom. Posters generally rate April as a good, if increasingly crowded, time to visit Suzhou, occasional rain a minor trade-off for the pleasant temperatures and spring blooms.
Forum posters call October a clear step up from the still-hot early September stretch in the Shanghai/Suzhou area, with visitors reporting ideal sunny conditions, though some rain is still possible depending on the week. One timing note worth knowing: mid-October is generally considered too early for peak autumn foliage - the best color typically runs November into early December - so October garden visits lean more on the classical Suzhou gardens' architecture, rockwork and water features than on fall leaves. The bigger practical concern posters raise for October specifically isn't weather at all but crowds, since it's one of the most popular domestic travel months in China.
Add your own note from Suzhou's card on the map.
Suzhou climate normals — August
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Suzhou in August
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
BusySummer break in China, school holidays in 3 of the markets that fill it(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Suzhou's weather
Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).
Toughest weatherSuzhou's best weather comes in April, May and October — separate windows, not one continuous season.
August coincides with Typhoon season.
Best weatherFair weatherToughest weather
What's on in Suzhou in August
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Hazard
Typhoon season
15 Jul – 30 Sep · usuallySuzhou is inland of the landfalls but not of the rain. When a storm crosses Shanghai or Zhejiang the old town floods at the canal edges, gardens close early and trains through the delta are cut for a day. Source ↗
Nearby, and something's on
Within 300 km of Suzhou — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Suzhou?
Suzhou in August — FAQ
- Is August a good time to visit Suzhou?
- August in Suzhou: sweltering, rainy, with poor air quality — a gamble, with 38°C afternoons. It ranks #10 of 12 months for Suzhou on SeasonMap's comfort score (57/100).
- What is the weather like in Suzhou in August?
- In August, Suzhou averages a daily high of 32.5°C and a low of 26.5°C, with about 124 mm of rain over roughly 12.2 rainy days.
- What is the air quality in Suzhou in August?
- Suzhou has a mean US Air Quality Index of about 120 in August.
Within 300 km: Hangzhou's Lotus on West Lake around 25 Jun – 15 Aug, and Huangshan's Summer holiday peak around 10 Jul – 31 Aug.