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September weather forecast in Rio de Janeiro

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

	762 mmHg		63%
	5.4 m/s		+23

31 August, Sunday. day, 25°; night, 21°; clear

1 September, mon

	763 mmHg		67%
	5 m/s		+22

1 September, Monday. day, 24°; night, 21°; clear

2 September, tue

	762 mmHg		64%
	4.8 m/s		+24

2 September, Tuesday. day, 26°; night, 22°; clear

3 September, wed

	762 mmHg		68%
	5.1 m/s		+23

3 September, Wednesday. day, 25°; night, 22°; rain

4 September, thu

	763 mmHg		64%
	5.5 m/s		+23

4 September, Thursday. day, 25°; night, 21°; partly cloudy

5 September, fri

	763 mmHg		72%
	5 m/s		+23

5 September, Friday. day, 24°; night, 21°; rain

6 September, sat

	761 mmHg		70%
	4.5 m/s		+23

6 September, Saturday. day, 26°; night, 22°; clear

7 September, sun

	761 mmHg		69%
	5.5 m/s		+24

7 September, Sunday. day, 27°; night, 22°; partly cloudy

8 September, mon

	761 mmHg		72%
	4.9 m/s		+24

8 September, Monday. day, 26°; night, 23°; partly cloudy

9 September, tue

	763 mmHg		68%
	5.3 m/s		+23

9 September, Tuesday. day, 26°; night, 22°; clear

10 September, wed

	763 mmHg		73%
	4.6 m/s		+24

10 September, Wednesday. day, 26°; night, 22°; clear

11 September, thu

	762 mmHg		67%
	5 m/s		+24

11 September, Thursday. day, 27°; night, 23°; clear

12 September, fri

	761 mmHg		64%
	5 m/s		+24

12 September, Friday. day, 28°; night, 23°; clear

13 September, sat

	761 mmHg		69%
	5 m/s		+24

13 September, Saturday. day, 27°; night, 23°; clear

14 September, sun

	762 mmHg		68%
	5.3 m/s		+24

14 September, Sunday. day, 26°; night, 23°; clear

15 September, mon

	761 mmHg		70%
	5.5 m/s		+24

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

16 September, tue

	761 mmHg		68%
	5.1 m/s		+24

16 September, Tuesday. day, 26°; night, 22°; partly cloudy

17 September, wed

	762 mmHg		73%
	5.8 m/s		+24

17 September, Wednesday. day, 25°; night, 22°; partly cloudy

18 September, thu

	761 mmHg		68%
	5.6 m/s		+25

18 September, Thursday. day, 26°; night, 23°; partly cloudy

19 September, fri

	761 mmHg		68%
	5.6 m/s		+25

19 September, Friday. day, 26°; night, 23°; clear

20 September, sat

	760 mmHg		70%
	5.5 m/s		+23

20 September, Saturday. day, 25°; night, 22°; rain

21 September, sun

	760 mmHg		68%
	5.5 m/s		+24

21 September, Sunday. day, 26°; night, 22°; partly cloudy

22 September, mon

	760 mmHg		68%
	5.5 m/s		+24

22 September, Monday. day, 26°; night, 22°; partly cloudy

23 September, tue

	760 mmHg		69%
	6 m/s		+23

23 September, Tuesday. day, 25°; night, 22°; partly cloudy

24 September, wed

	762 mmHg		70%
	5.5 m/s		+23

24 September, Wednesday. day, 23°; night, 21°; clear

25 September, thu

	762 mmHg		70%
	5.6 m/s		+23

25 September, Thursday. day, 24°; night, 21°; rain

26 September, fri

	761 mmHg		72%
	5.1 m/s		+23

26 September, Friday. day, 24°; night, 22°; rain

27 September, sat

	761 mmHg		73%
	4.8 m/s		+23

27 September, Saturday. day, 24°; night, 21°; partly cloudy

28 September, sun

	761 mmHg		75%
	4.5 m/s		+23

28 September, Sunday. day, 24°; night, 21°; clear

29 September, mon

	760 mmHg		75%
	4.8 m/s		+23

29 September, Monday. day, 24°; night, 21°; overcast

30 September, tue

	759 mmHg		70%
	5.1 m/s		+24

30 September, Tuesday. day, 26°; night, 22°; clear

1 October, wed

	759 mmHg		73%
	5.5 m/s		+24

1 October, Wednesday. day, 26°; night, 22°; rain

2 October, thu

	761 mmHg		76%
	5.3 m/s		+23

2 October, Thursday. day, 24°; night, 22°; overcast

3 October, fri

	762 mmHg		75%
	4.8 m/s		+23

3 October, Friday. day, 24°; night, 21°; rain

4 October, sat

	761 mmHg		74%
	5.5 m/s		+23

4 October, Saturday. day, 25°; night, 22°; overcast

Average data for 10 years

Rio de Janeiro September

13

sunny days

5

days with precipitation

12

cloudy days

13 sunny days; 5 days with precipitation; 12 cloudy days;

69

%

air humidity

3.5

m/s

WindE

57

mm of precipitation

(7% of annual average)

+24

°C

Water temperature

air humidity 69%; 57 millimeters of precipitation (7% of annual average); Wind easterly 3.5 Meters per second; Water temperature +24°

Weather graphs for September

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

E

E

E

E

E

NE

SE

SE

E

E

E

E

NE

E

E

E

E

E

E

E

SW

SE

S

S

SE

SW

S

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

Cities near you

Sao Paulo
Santos
Buzios
Belo Horizonte
São Pedro da Aldeia
Rio das Ostras
Vitória
Itaquaquecetuba
Araruama

Cities with similar weather in September

Barcelona
Los Angeles
Heraklion
Salou
Malaga
Alicante
Retimno
Hersonisos
Kos

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

In September, the weather in Rio de Janeiro is typically warm. Average daily high temperature in September is about 25 degrees above zero. On average, Rio de Janeiro has 13 sunny, 11 partly cloudy, 5 rainy, and 1 cloudy day in September. The rains are usually heavy.

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