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September weather forecast in São Tomé

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

	765 mmHg		81%
	4.6 m/s		+26

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

1 September, mon

	765 mmHg		81%
	5.1 m/s		+26

1 September, Monday. day, 25°; night, 24°; overcast

2 September, tue

	764 mmHg		81%
	5 m/s		+26

2 September, Tuesday. day, 25°; night, 25°; overcast

3 September, wed

	764 mmHg		81%
	5.5 m/s		+26

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

4 September, thu

	765 mmHg		81%
	5 m/s		+26

4 September, Thursday. day, 25°; night, 25°; overcast

5 September, fri

	765 mmHg		82%
	5.3 m/s		+26

5 September, Friday. day, 25°; night, 25°; overcast

6 September, sat

	765 mmHg		82%
	5 m/s		+26

6 September, Saturday. day, 25°; night, 25°; overcast

7 September, sun

	764 mmHg		83%
	5 m/s		+26

7 September, Sunday. day, 25°; night, 25°; overcast

8 September, mon

	764 mmHg		83%
	5.3 m/s		+26

8 September, Monday. day, 25°; night, 25°; overcast

9 September, tue

	764 mmHg		83%
	5.1 m/s		+26

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

10 September, wed

	764 mmHg		82%
	5 m/s		+26

10 September, Wednesday. day, 25°; night, 25°; overcast

11 September, thu

	764 mmHg		82%
	5.4 m/s		+26

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

12 September, fri

	764 mmHg		81%
	6 m/s		+26

12 September, Friday. day, 25°; night, 25°; overcast

13 September, sat

	764 mmHg		82%
	5.3 m/s		+26

13 September, Saturday. day, 25°; night, 25°; overcast

14 September, sun

	764 mmHg		82%
	5 m/s		+26

14 September, Sunday. day, 25°; night, 25°; rain

15 September, mon

	764 mmHg		83%
	5.1 m/s		+26

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

16 September, tue

	764 mmHg		82%
	5 m/s		+26

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

17 September, wed

	764 mmHg		83%
	5.3 m/s		+26

17 September, Wednesday. day, 25°; night, 25°; overcast

18 September, thu

	764 mmHg		83%
	5.1 m/s		+26

18 September, Thursday. day, 25°; night, 25°; overcast

19 September, fri

	764 mmHg		82%
	5.3 m/s		+26

19 September, Friday. day, 25°; night, 25°; overcast

20 September, sat

	764 mmHg		82%
	4.8 m/s		+26

20 September, Saturday. day, 25°; night, 25°; overcast

21 September, sun

	764 mmHg		83%
	5 m/s		+26

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

22 September, mon

	764 mmHg		82%
	5 m/s		+26

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

23 September, tue

	764 mmHg		83%
	5 m/s		+26

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

24 September, wed

	764 mmHg		83%
	4.6 m/s		+26

24 September, Wednesday. day, 25°; night, 25°; overcast

25 September, thu

	764 mmHg		83%
	5 m/s		+27

25 September, Thursday. day, 25°; night, 25°; overcast

26 September, fri

	764 mmHg		83%
	5 m/s		+27

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

27 September, sat

	764 mmHg		82%
	4.5 m/s		+27

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

28 September, sun

	764 mmHg		82%
	4.3 m/s		+27

28 September, Sunday. day, 25°; night, 25°; overcast

29 September, mon

	764 mmHg		83%
	4.4 m/s		+27

29 September, Monday. day, 25°; night, 25°; rain

30 September, tue

	763 mmHg		83%
	4.5 m/s		+27

30 September, Tuesday. day, 26°; night, 25°; partly cloudy

1 October, wed

	763 mmHg		83%
	4.8 m/s		+27

1 October, Wednesday. day, 26°; night, 25°; rain

2 October, thu

	763 mmHg		83%
	4.6 m/s		+27

2 October, Thursday. day, 26°; night, 25°; rain

3 October, fri

	763 mmHg		82%
	5 m/s		+27

3 October, Friday. day, 26°; night, 26°; overcast

4 October, sat

	763 mmHg		83%
	4.5 m/s		+27

4 October, Saturday. day, 26°; night, 25°; rain

Average data for 10 years

São Tomé September

1

sunny day

8

days with precipitation

21

cloudy days

1 sunny day; 8 days with precipitation; 21 cloudy days;

82

%

air humidity

4.4

m/s

WindSW

49

mm of precipitation

(6% of annual average)

+26

°C

Water temperature

air humidity 82%; 49 millimeters of precipitation (6% of annual average); Wind south-westerly 4.4 Meters per second; Water temperature +26°

Weather graphs for September

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

SW

SW

SW

SW

SW

SW

SW

S

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

S

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

Libreville
Malabo
Port Harcourt
Buguma
Yaoundé
Douala
Bata
Aba
Gamba

Cities with similar weather in September

Jerba
Limassol
Rhodes
Aqaba
Eylat
Sousse
Monastir
Zanzibar
Denpasar

The weather forecast for September 2024 is based on historical data from the past 10 years.

In September, the weather in São Tomé is typically warm. Average daily high temperature in September is about 25 degrees above zero. On average, São Tomé has 20 cloudy, 8 rainy, 1 sunny, and 1 partly cloudy day in September. The rains are usually moderate.

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