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September weather forecast in Taipei

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

	735 mmHg		80%
	5.4 m/s		+29

31 August, Sunday. day, 30°; night, 26°; rain

1 September, mon

	736 mmHg		80%
	5.9 m/s		+29

1 September, Monday. day, 30°; night, 26°; rain

2 September, tue

	736 mmHg		80%
	5.3 m/s		+28

2 September, Tuesday. day, 30°; night, 26°; partly cloudy

3 September, wed

	736 mmHg		80%
	5.7 m/s		+29

3 September, Wednesday. day, 29°; night, 26°; partly cloudy

4 September, thu

	736 mmHg		80%
	5.2 m/s		+29

4 September, Thursday. day, 30°; night, 26°; rain

5 September, fri

	735 mmHg		81%
	5.3 m/s		+29

5 September, Friday. day, 30°; night, 26°; rain

6 September, sat

	736 mmHg		80%
	5.3 m/s		+29

6 September, Saturday. day, 29°; night, 26°; rain

7 September, sun

	737 mmHg		78%
	5.2 m/s		+29

7 September, Sunday. day, 29°; night, 26°; rain

8 September, mon

	737 mmHg		78%
	5.4 m/s		+29

8 September, Monday. day, 29°; night, 26°; clear

9 September, tue

	737 mmHg		79%
	5.7 m/s		+28

9 September, Tuesday. day, 29°; night, 26°; clear

10 September, wed

	737 mmHg		79%
	5.9 m/s		+29

10 September, Wednesday. day, 29°; night, 26°; clear

11 September, thu

	736 mmHg		79%
	5.9 m/s		+29

11 September, Thursday. day, 29°; night, 26°; partly cloudy

12 September, fri

	737 mmHg		81%
	6.4 m/s		+28

12 September, Friday. day, 29°; night, 26°; rain

13 September, sat

	736 mmHg		81%
	6.8 m/s		+28

13 September, Saturday. day, 29°; night, 26°; rain

14 September, sun

	736 mmHg		80%
	6.4 m/s		+28

14 September, Sunday. day, 29°; night, 26°; rain

15 September, mon

	736 mmHg		80%
	6.1 m/s		+28

15 September, Monday. day, 29°; night, 26°; rain

16 September, tue

	737 mmHg		78%
	6.1 m/s		+28

16 September, Tuesday. day, 29°; night, 25°; clear

17 September, wed

	737 mmHg		76%
	5.7 m/s		+28

17 September, Wednesday. day, 29°; night, 25°; clear

18 September, thu

	737 mmHg		76%
	6.7 m/s		+28

18 September, Thursday. day, 29°; night, 25°; clear

19 September, fri

	737 mmHg		75%
	6 m/s		+28

19 September, Friday. day, 28°; night, 25°; clear

20 September, sat

	737 mmHg		77%
	6.3 m/s		+28

20 September, Saturday. day, 28°; night, 25°; rain

21 September, sun

	738 mmHg		78%
	6.6 m/s		+28

21 September, Sunday. day, 28°; night, 25°; rain

22 September, mon

	738 mmHg		77%
	6.5 m/s		+28

22 September, Monday. day, 28°; night, 25°; partly cloudy

23 September, tue

	739 mmHg		77%
	6.6 m/s		+27

23 September, Tuesday. day, 28°; night, 25°; partly cloudy

24 September, wed

	739 mmHg		77%
	6.4 m/s		+28

24 September, Wednesday. day, 28°; night, 25°; clear

25 September, thu

	739 mmHg		78%
	6.3 m/s		+28

25 September, Thursday. day, 28°; night, 25°; clear

26 September, fri

	738 mmHg		79%
	7.2 m/s		+28

26 September, Friday. day, 28°; night, 25°; rain

27 September, sat

	737 mmHg		80%
	7.6 m/s		+27

27 September, Saturday. day, 27°; night, 25°; rain

28 September, sun

	737 mmHg		82%
	7.8 m/s		+27

28 September, Sunday. day, 27°; night, 25°; rain

29 September, mon

	738 mmHg		80%
	6.8 m/s		+27

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

30 September, tue

	739 mmHg		79%
	6.5 m/s		+27

30 September, Tuesday. day, 28°; night, 24°; rain

1 October, wed

	739 mmHg		78%
	7 m/s		+27

1 October, Wednesday. day, 28°; night, 24°; clear

2 October, thu

	739 mmHg		77%
	7 m/s		+27

2 October, Thursday. day, 27°; night, 24°; clear

3 October, fri

	740 mmHg		78%
	6.9 m/s		+27

3 October, Friday. day, 27°; night, 24°; rain

4 October, sat

	740 mmHg		78%
	7.3 m/s		+26

4 October, Saturday. day, 27°; night, 24°; rain

Average data for 10 years

Taipei September

9

sunny days

16

days with precipitation

8

cloudy days

9 sunny days; 16 days with precipitation; 8 cloudy days;

79

%

air humidity

4.6

m/s

WindSE

179

mm of precipitation

(12% of annual average)

+28

°C

Water temperature

air humidity 79%; 179 millimeters of precipitation (12% of annual average); Wind south-easterly 4.6 Meters per second; Water temperature +28°

Weather graphs for September

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

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1

Average data for 10 years

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30

Daytime temperature

Night-time temperature

Cities near you

Xiamen
Wenzhou
Ishigaki
Fuzhou
Miyako-jima
Kaohsiung
Taizhou
Zhangzhou
Taichung

Cities with similar weather in September

Antalya
Alanya
Side
Belek
Marmaris
Larnaca
Tel Aviv
Jerba
Rhodes

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

In September, the weather in Taipei is typically hot. Average daily high temperature in September is about 29 degrees above zero. On average, Taipei has 16 rainy, 9 sunny, and 5 partly cloudy days in September. The rains are usually heavy. September as well as January, February, March, and May is considered the most uncomfortable time to visit Taipei.

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