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October weather forecast in Niteroi

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

28 September, sun

	761 mmHg		79%
	3.3 m/s		+23

28 September, Sunday. day, 26°; night, 19°; rain

29 September, mon

	761 mmHg		80%
	3.5 m/s		+23

29 September, Monday. day, 26°; night, 19°; rain

30 September, tue

	761 mmHg		81%
	3.2 m/s		+24

30 September, Tuesday. day, 26°; night, 19°; rain

1 October, wed

	759 mmHg		79%
	3.4 m/s		+24

1 October, Wednesday. day, 27°; night, 19°; partly cloudy

2 October, thu

	758 mmHg		78%
	3.6 m/s		+23

2 October, Thursday. day, 28°; night, 20°; rain

3 October, fri

	759 mmHg		80%
	3.2 m/s		+23

3 October, Friday. day, 26°; night, 19°; rain

4 October, sat

	760 mmHg		81%
	3.3 m/s		+23

4 October, Saturday. day, 26°; night, 19°; rain

5 October, sun

	759 mmHg		78%
	3.6 m/s		+24

5 October, Sunday. day, 27°; night, 19°; clear

6 October, mon

	759 mmHg		77%
	3.5 m/s		+24

6 October, Monday. day, 27°; night, 19°; clear

7 October, tue

	760 mmHg		79%
	3.7 m/s		+24

7 October, Tuesday. day, 27°; night, 19°; partly cloudy

8 October, wed

	760 mmHg		80%
	3.3 m/s		+24

8 October, Wednesday. day, 26°; night, 19°; overcast

9 October, thu

	760 mmHg		79%
	3.7 m/s		+24

9 October, Thursday. day, 27°; night, 19°; partly cloudy

10 October, fri

	760 mmHg		77%
	3.3 m/s		+24

10 October, Friday. day, 27°; night, 19°; rain

11 October, sat

	759 mmHg		76%
	3.3 m/s		+25

11 October, Saturday. day, 28°; night, 19°; partly cloudy

12 October, sun

	759 mmHg		76%
	3.5 m/s		+25

12 October, Sunday. day, 29°; night, 20°; clear

13 October, mon

	759 mmHg		75%
	3.5 m/s		+24

13 October, Monday. day, 30°; night, 20°; clear

14 October, tue

	759 mmHg		76%
	3.9 m/s		+24

14 October, Tuesday. day, 29°; night, 20°; clear

15 October, wed

	760 mmHg		78%
	3.5 m/s		+24

15 October, Wednesday. day, 28°; night, 20°; overcast

16 October, thu

	759 mmHg		77%
	3.4 m/s		+24

16 October, Thursday. day, 28°; night, 20°; overcast

17 October, fri

	758 mmHg		79%
	3.4 m/s		+24

17 October, Friday. day, 28°; night, 20°; rain

18 October, sat

	759 mmHg		81%
	3.2 m/s		+25

18 October, Saturday. day, 27°; night, 20°; rain

19 October, sun

	759 mmHg		82%
	3.2 m/s		+24

19 October, Sunday. day, 26°; night, 20°; rain

20 October, mon

	759 mmHg		80%
	3.4 m/s		+25

20 October, Monday. day, 27°; night, 19°; rain

21 October, tue

	759 mmHg		79%
	3.4 m/s		+24

21 October, Tuesday. day, 27°; night, 20°; overcast

22 October, wed

	759 mmHg		80%
	3.4 m/s		+24

22 October, Wednesday. day, 27°; night, 20°; rain

23 October, thu

	759 mmHg		79%
	3.3 m/s		+25

23 October, Thursday. day, 28°; night, 19°; rain

24 October, fri

	759 mmHg		79%
	3.6 m/s		+25

24 October, Friday. day, 28°; night, 20°; partly cloudy

25 October, sat

	759 mmHg		80%
	3.3 m/s		+25

25 October, Saturday. day, 28°; night, 20°; overcast

26 October, sun

	757 mmHg		80%
	3.3 m/s		+25

26 October, Sunday. day, 28°; night, 20°; rain

27 October, mon

	757 mmHg		79%
	3.6 m/s		+25

27 October, Monday. day, 29°; night, 21°; rain

28 October, tue

	757 mmHg		78%
	3.7 m/s		+24

28 October, Tuesday. day, 28°; night, 20°; rain

29 October, wed

	758 mmHg		78%
	3.4 m/s		+25

29 October, Wednesday. day, 28°; night, 20°; rain

30 October, thu

	758 mmHg		79%
	3.6 m/s		+25

30 October, Thursday. day, 28°; night, 20°; rain

31 October, fri

	758 mmHg		79%
	3.4 m/s		+24

31 October, Friday. day, 28°; night, 20°; rain

1 November, sat

	758 mmHg		80%
	3.6 m/s		+24

1 November, Saturday. day, 27°; night, 20°; rain

Average data for 10 years

Niteroi October

5

sunny days

16

days with precipitation

14

cloudy days

5 sunny days; 16 days with precipitation; 14 cloudy days;

79

%

air humidity

1.8

m/s

WindSE

133

mm of precipitation

(8% of annual average)

+24

°C

Water temperature

air humidity 79%; 133 millimeters of precipitation (8% of annual average); Wind south-easterly 1.8 Meters per second; Water temperature +24°

Weather graphs for October

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

Rio de Janeiro
Sao Paulo
Belo Horizonte
Barra Mansa
Vitória
Ubatuba
Ribeirão Pires
Bragança Paulista
Nova Lima

Cities with similar weather in October

Ayia Napa
Tel Aviv
Protaras
Haifa
Netanya
Agadir
Honolulu
Bali
Ashdod

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

In October, the weather in Niteroi is typically hot. Average daily high temperature in October is about 28 degrees above zero. On average, Niteroi has 16 rainy, 5 sunny, 5 cloudy, and 5 partly cloudy days in October. The rains are usually heavy.

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