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September weather forecast in Bora-Bora

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

	761 mmHg		77%
	8.5 m/s		+27

31 August, Sunday. day, 25°; night, 24°; rain

1 September, mon

	761 mmHg		77%
	8.3 m/s		+27

1 September, Monday. day, 25°; night, 25°; clear

2 September, tue

	761 mmHg		78%
	8.2 m/s		+27

2 September, Tuesday. day, 25°; night, 24°; rain

3 September, wed

	761 mmHg		79%
	8.8 m/s		+27

3 September, Wednesday. day, 25°; night, 24°; rain

4 September, thu

	761 mmHg		80%
	8.89 m/s		+27

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

5 September, fri

	761 mmHg		78%
	8.5 m/s		+27

5 September, Friday. day, 25°; night, 25°; partly cloudy

6 September, sat

	761 mmHg		79%
	8.1 m/s		+27

6 September, Saturday. day, 25°; night, 24°; rain

7 September, sun

	761 mmHg		78%
	8.1 m/s		+27

7 September, Sunday. day, 25°; night, 24°; clear

8 September, mon

	761 mmHg		77%
	8.1 m/s		+27

8 September, Monday. day, 25°; night, 24°; clear

9 September, tue

	761 mmHg		78%
	8.2 m/s		+27

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

10 September, wed

	761 mmHg		79%
	8.5 m/s		+27

10 September, Wednesday. day, 25°; night, 24°; rain

11 September, thu

	761 mmHg		79%
	8.3 m/s		+27

11 September, Thursday. day, 25°; night, 25°; rain

12 September, fri

	761 mmHg		80%
	8.3 m/s		+27

12 September, Friday. day, 25°; night, 24°; rain

13 September, sat

	761 mmHg		79%
	8.1 m/s		+27

13 September, Saturday. day, 25°; night, 25°; partly cloudy

14 September, sun

	761 mmHg		79%
	8.3 m/s		+27

14 September, Sunday. day, 25°; night, 24°; clear

15 September, mon

	761 mmHg		78%
	8 m/s		+27

15 September, Monday. day, 25°; night, 25°; clear

16 September, tue

	761 mmHg		80%
	8.5 m/s		+27

16 September, Tuesday. day, 25°; night, 24°; rain

17 September, wed

	761 mmHg		80%
	8.7 m/s		+27

17 September, Wednesday. day, 25°; night, 24°; partly cloudy

18 September, thu

	761 mmHg		81%
	8.5 m/s		+27

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

19 September, fri

	761 mmHg		80%
	8.1 m/s		+27

19 September, Friday. day, 25°; night, 25°; partly cloudy

20 September, sat

	761 mmHg		80%
	7.4 m/s		+27

20 September, Saturday. day, 25°; night, 24°; rain

21 September, sun

	761 mmHg		80%
	8.1 m/s		+27

21 September, Sunday. day, 26°; night, 25°; clear

22 September, mon

	761 mmHg		82%
	7.8 m/s		+27

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

23 September, tue

	761 mmHg		81%
	7.7 m/s		+27

23 September, Tuesday. day, 26°; night, 25°; rain

24 September, wed

	761 mmHg		81%
	7.5 m/s		+27

24 September, Wednesday. day, 26°; night, 25°; rain

25 September, thu

	761 mmHg		79%
	7.8 m/s		+27

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

26 September, fri

	761 mmHg		80%
	7.7 m/s		+27

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

27 September, sat

	761 mmHg		81%
	7.7 m/s		+27

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

28 September, sun

	761 mmHg		82%
	8.2 m/s		+27

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

29 September, mon

	761 mmHg		80%
	8.3 m/s		+27

29 September, Monday. day, 26°; night, 25°; clear

30 September, tue

	761 mmHg		79%
	8.39 m/s		+27

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

1 October, wed

	761 mmHg		78%
	8.2 m/s		+27

1 October, Wednesday. day, 25°; night, 25°; clear

2 October, thu

	761 mmHg		80%
	8.6 m/s		+27

2 October, Thursday. day, 25°; night, 24°; clear

3 October, fri

	761 mmHg		80%
	8.2 m/s		+27

3 October, Friday. day, 25°; night, 25°; rain

4 October, sat

	761 mmHg		80%
	8.39 m/s		+27

4 October, Saturday. day, 25°; night, 25°; partly cloudy

Average data for 10 years

Bora-Bora September

9

sunny days

17

days with precipitation

1

cloudy day

9 sunny days; 17 days with precipitation; 1 cloudy day;

79

%

air humidity

6.9

m/s

WindE

81

mm of precipitation

(5% of annual average)

+27

°C

Water temperature

air humidity 79%; 81 millimeters of precipitation (5% of annual average); Wind easterly 6.9 Meters per second; Water temperature +27°

Weather graphs for September

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

SE

SE

E

E

E

E

E

E

E

E

E

E

E

E

E

SE

E

E

E

E

E

E

E

E

E

E

SE

SE

E

E

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

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

September in Bora-Bora is the windiest month of the year. In September, the weather in Bora-Bora is typically warm. Average daily high temperature in September is about 25 degrees above zero. On average, Bora-Bora has 17 rainy, 9 sunny, and 4 partly cloudy days in September. The rains are usually moderate.

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