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September weather forecast in Shanghai

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Sun

Sunday

Mon

Monday

Tue

Tuesday

Wed

Wednesday

Thu

Thursday

Fri

Friday

Sat

Saturday

30 August, sun

	756 mmHg		74%
	5 m/s		+28

30 August, Sunday. day, 27°; night, 24°; partly cloudy

31 August, mon

	756 mmHg		75%
	4.6 m/s		+28

31 August, Monday. day, 28°; night, 24°; rain

1 September, tue

	756 mmHg		73%
	5.1 m/s		+28

1 September, Tuesday. day, 28°; night, 24°; partly cloudy

2 September, wed

	757 mmHg		72%
	4.8 m/s		+28

2 September, Wednesday. day, 28°; night, 24°; clear

3 September, thu

	757 mmHg		72%
	4.6 m/s		+28

3 September, Thursday. day, 28°; night, 24°; partly cloudy

4 September, fri

	756 mmHg		76%
	4.5 m/s		+27

4 September, Friday. day, 27°; night, 24°; clear

5 September, sat

	757 mmHg		81%
	3.7 m/s		+27

5 September, Saturday. day, 27°; night, 23°; rain

6 September, sun

	758 mmHg		77%
	4.1 m/s		+27

6 September, Sunday. day, 27°; night, 23°; partly cloudy

7 September, mon

	758 mmHg		80%
	4 m/s		+27

7 September, Monday. day, 27°; night, 24°; clear

8 September, tue

	758 mmHg		77%
	4.4 m/s		+27

8 September, Tuesday. day, 27°; night, 24°; partly cloudy

9 September, wed

	758 mmHg		76%
	4.4 m/s		+28

9 September, Wednesday. day, 28°; night, 24°; partly cloudy

10 September, thu

	758 mmHg		77%
	4 m/s		+27

10 September, Thursday. day, 27°; night, 24°; rain

11 September, fri

	759 mmHg		80%
	4 m/s		+27

11 September, Friday. day, 26°; night, 24°; clear

12 September, sat

	759 mmHg		75%
	4.1 m/s		+27

12 September, Saturday. day, 27°; night, 23°; clear

13 September, sun

	758 mmHg		76%
	5 m/s		+27

13 September, Sunday. day, 26°; night, 23°; rain

14 September, mon

	759 mmHg		80%
	4.8 m/s		+26

14 September, Monday. day, 26°; night, 23°; rain

15 September, tue

	758 mmHg		75%
	5.3 m/s		+26

15 September, Tuesday. day, 26°; night, 22°; clear

16 September, wed

	758 mmHg		76%
	5.5 m/s		+26

16 September, Wednesday. day, 26°; night, 22°; rain

17 September, thu

	758 mmHg		74%
	5.5 m/s		+26

17 September, Thursday. day, 25°; night, 22°; rain

18 September, fri

	758 mmHg		75%
	4.4 m/s		+26

18 September, Friday. day, 26°; night, 22°; clear

19 September, sat

	758 mmHg		77%
	5 m/s		+26

19 September, Saturday. day, 25°; night, 22°; partly cloudy

20 September, sun

	759 mmHg		75%
	4.8 m/s		+25

20 September, Sunday. day, 25°; night, 22°; rain

21 September, mon

	759 mmHg		79%
	5 m/s		+25

21 September, Monday. day, 25°; night, 22°; clear

22 September, tue

	758 mmHg		77%
	5 m/s		+25

22 September, Tuesday. day, 25°; night, 22°; clear

23 September, wed

	759 mmHg		75%
	4.9 m/s		+26

23 September, Wednesday. day, 26°; night, 22°; clear

24 September, thu

	759 mmHg		76%
	4.4 m/s		+25

24 September, Thursday. day, 25°; night, 22°; rain

25 September, fri

	759 mmHg		79%
	4.3 m/s		+26

25 September, Friday. day, 26°; night, 22°; partly cloudy

26 September, sat

	760 mmHg		76%
	5 m/s		+26

26 September, Saturday. day, 25°; night, 22°; rain

27 September, sun

	760 mmHg		77%
	4.9 m/s		+25

27 September, Sunday. day, 24°; night, 22°; rain

28 September, mon

	761 mmHg		79%
	5.8 m/s		+25

28 September, Monday. day, 24°; night, 22°; rain

29 September, tue

	761 mmHg		79%
	6.5 m/s		+23

29 September, Tuesday. day, 23°; night, 21°; rain

30 September, wed

	760 mmHg		74%
	5.6 m/s		+24

30 September, Wednesday. day, 24°; night, 20°; partly cloudy

1 October, thu

	761 mmHg		73%
	4.8 m/s		+24

1 October, Thursday. day, 24°; night, 20°; partly cloudy

2 October, fri

	762 mmHg		64%
	4.5 m/s		+24

2 October, Friday. day, 24°; night, 20°; clear

3 October, sat

	762 mmHg		67%
	4.5 m/s		+24

3 October, Saturday. day, 23°; night, 19°; partly cloudy

Average data for 10 years

Shanghai September

10

sunny days

12

days with precipitation

8

cloudy days

10 sunny days; 12 days with precipitation; 8 cloudy days;

76

%

air humidity

3.7

m/s

WindNE

105

mm of precipitation

(10% of annual average)

+26

°C

Water temperature

air humidity 76%; 105 millimeters of precipitation (10% of annual average); Wind north-easterly 3.7 Meters per second; Water temperature +26°

Weather graphs for September

TemperatureWater temperaturePrecipitation chance, %Humidity, %Wind, m/sPressure, mmHg

E

E

E

NE

NE

NE

E

E

E

E

NE

NE

E

NE

NE

NE

NE

NE

E

E

NE

E

E

NE

NE

NE

NE

NE

NE

N

1

Average data for 10 years

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

Daytime temperature

Night-time temperature

Cities near you

Hangzhou
Yiwu
Nanjing
Ningbo
Wenzhou
Suzhou
Zhoushan
Wuxi
Taizhou

Cities with similar weather in September

Antalya
Tunis
Marmaris
Paphos
Jerba
Limassol
Rhodes
Tokyo
Sousse

The weather forecast for September 2025 is based on historical data from the past 10 years.

In September, the weather in Shanghai is typically warm. Average daily high temperature in September is about 26 degrees above zero. On average, Shanghai has 12 rainy, 10 sunny, and 8 partly cloudy days in September. The rains are usually heavy.

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