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September weather forecast in Les Cayes

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

	748 mmHg		82%
	4.5 m/s		+31

31 August, Sunday. day, 28°; night, 24°; partly cloudy

1 September, mon

	748 mmHg		82%
	4.4 m/s		+30

1 September, Monday. day, 28°; night, 24°; clear

2 September, tue

	748 mmHg		82%
	4.4 m/s		+31

2 September, Tuesday. day, 27°; night, 24°; rain

3 September, wed

	748 mmHg		82%
	4.6 m/s		+31

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

4 September, thu

	748 mmHg		82%
	4.5 m/s		+31

4 September, Thursday. day, 27°; night, 24°; partly cloudy

5 September, fri

	748 mmHg		82%
	4.19 m/s		+31

5 September, Friday. day, 28°; night, 24°; partly cloudy

6 September, sat

	748 mmHg		83%
	4.1 m/s		+31

6 September, Saturday. day, 28°; night, 24°; rain

7 September, sun

	748 mmHg		82%
	4 m/s		+30

7 September, Sunday. day, 28°; night, 24°; partly cloudy

8 September, mon

	748 mmHg		82%
	4.6 m/s		+30

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

9 September, tue

	748 mmHg		83%
	4.8 m/s		+30

9 September, Tuesday. day, 27°; night, 24°; rain

10 September, wed

	748 mmHg		82%
	5 m/s		+31

10 September, Wednesday. day, 28°; night, 24°; rain

11 September, thu

	748 mmHg		81%
	4.4 m/s		+30

11 September, Thursday. day, 28°; night, 24°; clear

12 September, fri

	748 mmHg		83%
	4.19 m/s		+30

12 September, Friday. day, 27°; night, 24°; rain

13 September, sat

	748 mmHg		83%
	4.3 m/s		+30

13 September, Saturday. day, 27°; night, 24°; rain

14 September, sun

	748 mmHg		83%
	4.1 m/s		+30

14 September, Sunday. day, 27°; night, 24°; partly cloudy

15 September, mon

	748 mmHg		83%
	4.19 m/s		+30

15 September, Monday. day, 27°; night, 24°; partly cloudy

16 September, tue

	748 mmHg		84%
	4.5 m/s		+30

16 September, Tuesday. day, 27°; night, 24°; rain

17 September, wed

	748 mmHg		83%
	4.19 m/s		+30

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

18 September, thu

	748 mmHg		84%
	4.1 m/s		+32

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

19 September, fri

	748 mmHg		83%
	4 m/s		+31

19 September, Friday. day, 27°; night, 24°; rain

20 September, sat

	748 mmHg		83%
	3.7 m/s		+31

20 September, Saturday. day, 27°; night, 24°; rain

21 September, sun

	748 mmHg		84%
	4 m/s		+31

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

22 September, mon

	748 mmHg		84%
	4.19 m/s		+31

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

23 September, tue

	747 mmHg		84%
	4.6 m/s		+31

23 September, Tuesday. day, 27°; night, 24°; rain

24 September, wed

	748 mmHg		84%
	5.1 m/s		+31

24 September, Wednesday. day, 27°; night, 24°; overcast

25 September, thu

	748 mmHg		84%
	4.8 m/s		+31

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

26 September, fri

	748 mmHg		84%
	4.5 m/s		+31

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

27 September, sat

	748 mmHg		85%
	4.6 m/s		+31

27 September, Saturday. day, 27°; night, 24°; rain

28 September, sun

	748 mmHg		85%
	4.5 m/s		+31

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

29 September, mon

	748 mmHg		84%
	4.5 m/s		+30

29 September, Monday. day, 27°; night, 24°; rain

30 September, tue

	748 mmHg		85%
	5 m/s		+30

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

1 October, wed

	748 mmHg		86%
	4.69 m/s		+30

1 October, Wednesday. day, 27°; night, 24°; rain

2 October, thu

	748 mmHg		85%
	4.69 m/s		+30

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

3 October, fri

	747 mmHg		85%
	4.8 m/s		+30

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

4 October, sat

	747 mmHg		84%
	4.9 m/s		+30

4 October, Saturday. day, 27°; night, 24°; partly cloudy

Average data for 10 years

Les Cayes September

4

sunny days

20

days with precipitation

7

cloudy days

4 sunny days; 20 days with precipitation; 7 cloudy days;

83

%

air humidity

2.7

m/s

WindSE

119

mm of precipitation

(12% of annual average)

+31

°C

Water temperature

air humidity 83%; 119 millimeters of precipitation (12% of annual average); Wind south-easterly 2.7 Meters per second; Water temperature +31°

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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Daytime temperature

Night-time temperature

Cities near you

Santo Domingo
Santiago de Cuba
Puerto Plata
Kingston
Holguin
Sosua
Falmouth
Guardalavaca
Santo Domingo Este

Cities with similar weather in September

Phuket
Tel Aviv
Goa
Male
Phan Thiet
Samui
Haifa
Netanya
Colombo

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

September in Les Cayes is the cloudiest month of the year. In September, the weather in Les Cayes is typically warm. Average daily high temperature in September is about 27 degrees above zero. On average, Les Cayes has 20 rainy, 5 partly cloudy, 4 sunny, and 1 cloudy day in September. The rains are usually heavy. September as well as April, May, August, and October is considered the most uncomfortable time to visit Les Cayes.

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