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September weather forecast in Suzhou

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

31 August, sun

	756 mmHg		79%
	4.3 m/s		+27

31 August, Sunday. day, 29°; night, 23°; partly cloudy

1 September, mon

	757 mmHg		79%
	4.1 m/s		+28

1 September, Monday. day, 30°; night, 24°; partly cloudy

2 September, tue

	757 mmHg		79%
	4.3 m/s		+28

2 September, Tuesday. day, 30°; night, 23°; rain

3 September, wed

	757 mmHg		78%
	4.1 m/s		+28

3 September, Wednesday. day, 29°; night, 23°; rain

4 September, thu

	757 mmHg		78%
	4.1 m/s		+27

4 September, Thursday. day, 29°; night, 23°; rain

5 September, fri

	757 mmHg		80%
	4.1 m/s		+27

5 September, Friday. day, 29°; night, 23°; partly cloudy

6 September, sat

	757 mmHg		77%
	4.1 m/s		+27

6 September, Saturday. day, 29°; night, 23°; clear

7 September, sun

	758 mmHg		76%
	3.9 m/s		+27

7 September, Sunday. day, 29°; night, 23°; clear

8 September, mon

	758 mmHg		76%
	3.7 m/s		+27

8 September, Monday. day, 29°; night, 23°; clear

9 September, tue

	759 mmHg		77%
	4 m/s		+27

9 September, Tuesday. day, 29°; night, 22°; clear

10 September, wed

	759 mmHg		78%
	4 m/s		+27

10 September, Wednesday. day, 29°; night, 22°; rain

11 September, thu

	758 mmHg		80%
	4.69 m/s		+27

11 September, Thursday. day, 28°; night, 22°; rain

12 September, fri

	759 mmHg		80%
	4.5 m/s		+27

12 September, Friday. day, 28°; night, 22°; rain

13 September, sat

	759 mmHg		80%
	4.6 m/s		+27

13 September, Saturday. day, 28°; night, 22°; rain

14 September, sun

	758 mmHg		81%
	5 m/s		+27

14 September, Sunday. day, 28°; night, 22°; rain

15 September, mon

	758 mmHg		81%
	5.1 m/s		+27

15 September, Monday. day, 27°; night, 22°; rain

16 September, tue

	758 mmHg		78%
	4.8 m/s		+27

16 September, Tuesday. day, 28°; night, 21°; clear

17 September, wed

	759 mmHg		77%
	4.4 m/s		+26

17 September, Wednesday. day, 28°; night, 21°; clear

18 September, thu

	759 mmHg		77%
	4.4 m/s		+26

18 September, Thursday. day, 28°; night, 21°; clear

19 September, fri

	759 mmHg		77%
	4.69 m/s		+27

19 September, Friday. day, 28°; night, 21°; partly cloudy

20 September, sat

	760 mmHg		78%
	4.69 m/s		+26

20 September, Saturday. day, 27°; night, 20°; overcast

21 September, sun

	760 mmHg		76%
	4.6 m/s		+25

21 September, Sunday. day, 26°; night, 19°; partly cloudy

22 September, mon

	761 mmHg		77%
	4.3 m/s		+26

22 September, Monday. day, 25°; night, 19°; overcast

23 September, tue

	761 mmHg		75%
	4 m/s		+26

23 September, Tuesday. day, 26°; night, 19°; clear

24 September, wed

	761 mmHg		75%
	3.8 m/s		+25

24 September, Wednesday. day, 27°; night, 20°; clear

25 September, thu

	761 mmHg		77%
	3.9 m/s		+26

25 September, Thursday. day, 26°; night, 20°; partly cloudy

26 September, fri

	761 mmHg		76%
	4.19 m/s		+25

26 September, Friday. day, 26°; night, 20°; partly cloudy

27 September, sat

	761 mmHg		77%
	4.19 m/s		+25

27 September, Saturday. day, 26°; night, 20°; clear

28 September, sun

	761 mmHg		78%
	4.6 m/s		+24

28 September, Sunday. day, 26°; night, 20°; rain

29 September, mon

	761 mmHg		79%
	4.69 m/s		+24

29 September, Monday. day, 26°; night, 19°; partly cloudy

30 September, tue

	761 mmHg		78%
	4.69 m/s		+24

30 September, Tuesday. day, 26°; night, 19°; clear

1 October, wed

	761 mmHg		77%
	4.4 m/s		+24

1 October, Wednesday. day, 26°; night, 19°; clear

2 October, thu

	762 mmHg		75%
	4.5 m/s		+25

2 October, Thursday. day, 25°; night, 18°; rain

3 October, fri

	763 mmHg		74%
	4.4 m/s		+24

3 October, Friday. day, 25°; night, 18°; partly cloudy

4 October, sat

	763 mmHg		73%
	4.3 m/s		+24

4 October, Saturday. day, 24°; night, 17°; clear

Average data for 10 years

Suzhou September

11

sunny days

10

days with precipitation

8

cloudy days

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

78

%

air humidity

3.1

m/s

WindSE

91

mm of precipitation

(8% of annual average)

+26

°C

Water temperature

air humidity 78%; 91 millimeters of precipitation (8% of annual average); Wind south-easterly 3.1 Meters per second; Water temperature +26°

Weather graphs for September

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

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SE

1

Average data for 10 years

2

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11

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30

Daytime temperature

Night-time temperature

Cities near you

Shanghai
Hangzhou
Ningbo
Nanjing
Yiwu
Wenzhou
Huainan
Hefei
Zhenjiang

Cities with similar weather in September

Antalya
Tunis
Marmaris
Paphos
Athens
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 Suzhou is typically hot. Average daily high temperature in September is about 28 degrees above zero. On average, Suzhou has 11 sunny, 10 rainy, 7 partly cloudy, and 2 cloudy days in September. The rains are usually heavy.

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