Weather in Shanghai in August

August in Shanghai is a hot month. Plan the serious walking for morning. The rest of the day wants shade and a slower pace.

In China, this is how Shanghai actually wears August, not how a country centroid would. August is the peak of the warm side of the year in Shanghai. If you wanted the gentlest heat, this is not that month.

Shanghai
Average temp
29°C

26–33°C

Rainfall
216 mm

A wet month

Sunshine
5.9 h

hours per day

What to expect

Daytime

Hot days in Shanghai. Ruins, markets and hills are a morning job. Midday sightseeing is how people remember August for the wrong reason.

Nights stay warm. Air-con, if you can get it, is part of the brief. A jumper for August in Shanghai is almost always a waste of bag space.

Rain

August is the wet side of the year in Shanghai. Days can be heavy. Plans that cannot survive rain are the wrong plans.

This is not a reason to skip Shanghai if you like the place. It is a reason to pack for weather and to stop treating every grey hour as a failed holiday.

Evening

Evenings stay warm.

What to pack

  • Sun protection

  • Rain jacket

Where to stay in Shanghai

Dates are a starting point for August.

All hotels in Shanghai

Travel guides for Shanghai

What to read before you book.

All travel guides in Shanghai

Average weather in Shanghai

TemperatureRainfall

Source: MeteostatPeriod: 1991-2020Checked: 28 Aug 2026265 places covered

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FAQs about Shanghai

Climate averages for Shanghai, 1991–2020.

The best time to visit Shanghai is between April and June, the most comfortable stretch of the year on these averages.

July is the hottest month, with an average around 30°C.

August is the wettest month, with about 216 mm of rain.

No. These are 1991–2020 climate normals from Meteostat, not a live forecast. Actual weather in any given week can differ.