Weather in Shanghai in September 2024
Average weather
Average temperature in Shanghai in September
Going from a maximum of +33°C during the day to a minimum of +19°C during the night, the temperature in September averages around +28°C.
The average maximum temperature goes down 21% by the end of the month, compared with the beginning of the month, from +29°C to +26°C.
Is Shanghai warm or cold in September?
Shanghai is typically warm in September.
Maximum temperatures go down compared to the previous month from +31°C to +27°C. The minimum temperature also goes down from +26°C to +22°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
Take a look at how September is compared to other months in Shanghai:
Climate in Shanghai in September
| August | September | October | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +31°C | +27°C | +23°C | ||||
| Min. temperature | ||||||
| +20°C | +13°C | +5°C | ||||
| Max. temperature | ||||||
| +41°C | +38°C | +35°C | ||||
| Rainfall | ||||||
| 169 mm | 125 mm | 68 mm | ||||
| Wind | ||||||
| 2 m/s | 2 m/s | 2 m/s | ||||
| Humidity | ||||||
| 77% | 76% | 72% | ||||
| Air pressure | ||||||
| 1004 HPa | 1011 HPa | 1017 HPa | ||||
| Sunny days | ||||||
| 7 | 8 | 13 | ||||
| Cloudy days | ||||||
| 13 | 14 | 13 | ||||
| Rainy days | ||||||
| 11 | 8 | 5 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
September often has better weather than August. It’s getting colder in September. From +31°C in the day, the average maximum temperature lowers to +27°C. As September arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 169 mm to 125 mm. It feels drier, as humidity decreases from 77% to 76%. The average wind speed doesn’t change much during September, staying around 2 m/s. The good news is there are likely to be more sunny days in September, from 7 to 8.
October brings much the same weather, it remains good.
Wind
The average wind speed is 4 m/s getting up to 9 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Shanghai is gradually decreasing during September, going from 6 m/s to 3 m/s over the course of the month.
Rain
How was the weather last September in Shanghai?
Climate Change over Years
The climate in Shanghai in September has not changed much over the last 43 years.
The average temperature was the lowest in 1981 (+25°C) and the highest in 2016 (+33°C). The driest year was 1995 with only 21 mm of rainfall, and the wettest year was 2022 with 320 mm.
FAQ
Is September a good time to visit Shanghai?
Can you sunbathe in Shanghai in September?
Is Shanghai rainy in September?
Is it sunny in Shanghai in September?
Other cities in China
Monthly weather in Shanghai
Source of the data
For this page, we’ve looked at the typical weather in Shanghai, based on historical hourly weather data from January 1, 1979, to December 31, 2022.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.