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September weather forecast in Port Blair

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		85%
	8.3 m/s		+29

31 August, Sunday. day, 27°; night, 26°; rain

1 September, mon

	756 mmHg		85%
	8.2 m/s		+29

1 September, Monday. day, 27°; night, 26°; rain

2 September, tue

	756 mmHg		85%
	8.3 m/s		+29

2 September, Tuesday. day, 27°; night, 26°; rain

3 September, wed

	756 mmHg		85%
	8.5 m/s		+29

3 September, Wednesday. day, 27°; night, 26°; rain

4 September, thu

	756 mmHg		85%
	8.5 m/s		+29

4 September, Thursday. day, 27°; night, 26°; rain

5 September, fri

	756 mmHg		85%
	8.7 m/s		+29

5 September, Friday. day, 27°; night, 26°; rain

6 September, sat

	756 mmHg		85%
	8.7 m/s		+29

6 September, Saturday. day, 27°; night, 26°; rain

7 September, sun

	756 mmHg		85%
	8.89 m/s		+29

7 September, Sunday. day, 27°; night, 26°; rain

8 September, mon

	757 mmHg		85%
	8.2 m/s		+29

8 September, Monday. day, 27°; night, 26°; rain

9 September, tue

	757 mmHg		85%
	8.5 m/s		+29

9 September, Tuesday. day, 27°; night, 26°; rain

10 September, wed

	756 mmHg		85%
	8.5 m/s		+29

10 September, Wednesday. day, 27°; night, 26°; rain

11 September, thu

	756 mmHg		85%
	8.3 m/s		+29

11 September, Thursday. day, 27°; night, 26°; rain

12 September, fri

	757 mmHg		85%
	8.1 m/s		+29

12 September, Friday. day, 27°; night, 26°; rain

13 September, sat

	757 mmHg		86%
	8.6 m/s		+29

13 September, Saturday. day, 27°; night, 26°; rain

14 September, sun

	756 mmHg		86%
	9 m/s		+29

14 September, Sunday. day, 27°; night, 26°; rain

15 September, mon

	756 mmHg		86%
	9.2 m/s		+29

15 September, Monday. day, 27°; night, 26°; rain

16 September, tue

	756 mmHg		87%
	9.39 m/s		+29

16 September, Tuesday. day, 27°; night, 26°; rain

17 September, wed

	756 mmHg		86%
	9.1 m/s		+29

17 September, Wednesday. day, 27°; night, 26°; rain

18 September, thu

	756 mmHg		86%
	9.1 m/s		+29

18 September, Thursday. day, 27°; night, 26°; rain

19 September, fri

	756 mmHg		86%
	8.7 m/s		+29

19 September, Friday. day, 27°; night, 26°; rain

20 September, sat

	757 mmHg		85%
	8.2 m/s		+29

20 September, Saturday. day, 27°; night, 26°; partly cloudy

21 September, sun

	757 mmHg		85%
	7.2 m/s		+29

21 September, Sunday. day, 27°; night, 26°; rain

22 September, mon

	757 mmHg		85%
	7.1 m/s		+29

22 September, Monday. day, 27°; night, 26°; rain

23 September, tue

	757 mmHg		85%
	7.1 m/s		+29

23 September, Tuesday. day, 27°; night, 26°; rain

24 September, wed

	757 mmHg		85%
	7.2 m/s		+29

24 September, Wednesday. day, 27°; night, 26°; rain

25 September, thu

	757 mmHg		85%
	7.2 m/s		+29

25 September, Thursday. day, 27°; night, 26°; rain

26 September, fri

	757 mmHg		85%
	7.1 m/s		+29

26 September, Friday. day, 27°; night, 26°; rain

27 September, sat

	757 mmHg		85%
	7.1 m/s		+29

27 September, Saturday. day, 27°; night, 26°; rain

28 September, sun

	757 mmHg		85%
	7.1 m/s		+29

28 September, Sunday. day, 27°; night, 26°; rain

29 September, mon

	757 mmHg		84%
	6.9 m/s		+29

29 September, Monday. day, 27°; night, 26°; clear

30 September, tue

	757 mmHg		85%
	6.8 m/s		+29

30 September, Tuesday. day, 27°; night, 26°; rain

1 October, wed

	757 mmHg		85%
	6.3 m/s		+29

1 October, Wednesday. day, 27°; night, 26°; rain

2 October, thu

	757 mmHg		85%
	6.3 m/s		+29

2 October, Thursday. day, 27°; night, 26°; rain

3 October, fri

	757 mmHg		85%
	6.7 m/s		+29

3 October, Friday. day, 27°; night, 26°; rain

4 October, sat

	757 mmHg		85%
	6.8 m/s		+29

4 October, Saturday. day, 27°; night, 26°; rain

Average data for 10 years

Port Blair September

1

sunny day

28

days with precipitation

22

cloudy days

1 sunny day; 28 days with precipitation; 22 cloudy days;

85

%

air humidity

6.7

m/s

WindSW

341

mm of precipitation

(15% of annual average)

+29

°C

Water temperature

air humidity 85%; 341 millimeters of precipitation (15% of annual average); Wind south-westerly 6.7 Meters per second; Water temperature +29°

Weather graphs for September

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

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

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

Phuket
Khao Lak
Krabi
Yangon
Phang Nga
Chalong
Coco Island
Sabang
Surat Thani

Cities with similar weather in September

Phuket
Tel Aviv
Aqaba
Goa
Eylat
Male
Haifa
Netanya
Colombo

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

In September, the weather in Port Blair is typically warm. Average daily high temperature in September is about 27 degrees above zero. On average, Port Blair has 28 rainy, 1 sunny, and 1 partly cloudy day in September. The rains are usually heavy. September as well as May, June, July, and August is considered the most uncomfortable time to visit Port Blair.

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