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December weather forecast in Rio das Ostras

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

1 December, sun

	757 mmHg		79%
	6.3 m/s		+24

1 December, Sunday. day, 26°; night, 23°; partly cloudy

2 December, mon

	756 mmHg		75%
	6 m/s		+25

2 December, Monday. day, 27°; night, 24°; overcast

3 December, tue

	755 mmHg		79%
	6.8 m/s		+24

3 December, Tuesday. day, 25°; night, 24°; rain

4 December, wed

	755 mmHg		77%
	6.5 m/s		+24

4 December, Wednesday. day, 26°; night, 24°; overcast

5 December, thu

	757 mmHg		80%
	5.9 m/s		+24

5 December, Thursday. day, 25°; night, 23°; overcast

6 December, fri

	757 mmHg		79%
	6.5 m/s		+24

6 December, Friday. day, 25°; night, 23°; clear

7 December, sat

	756 mmHg		80%
	5.9 m/s		+24

7 December, Saturday. day, 26°; night, 24°; overcast

8 December, sun

	756 mmHg		77%
	6.8 m/s		+24

8 December, Sunday. day, 27°; night, 25°; overcast

9 December, mon

	755 mmHg		76%
	6.3 m/s		+24

9 December, Monday. day, 27°; night, 24°; overcast

10 December, tue

	755 mmHg		76%
	5.9 m/s		+25

10 December, Tuesday. day, 26°; night, 24°; rain

11 December, wed

	755 mmHg		73%
	6.5 m/s		+25

11 December, Wednesday. day, 28°; night, 25°; rain

12 December, thu

	755 mmHg		75%
	6.3 m/s		+24

12 December, Thursday. day, 27°; night, 24°; overcast

13 December, fri

	755 mmHg		77%
	5.5 m/s		+24

13 December, Friday. day, 26°; night, 24°; rain

14 December, sat

	756 mmHg		77%
	6.1 m/s		+24

14 December, Saturday. day, 26°; night, 24°; rain

15 December, sun

	757 mmHg		76%
	6.5 m/s		+24

15 December, Sunday. day, 26°; night, 24°; rain

16 December, mon

	757 mmHg		74%
	6 m/s		+25

16 December, Monday. day, 27°; night, 24°; partly cloudy

17 December, tue

	756 mmHg		76%
	6.3 m/s		+24

17 December, Tuesday. day, 27°; night, 24°; clear

18 December, wed

	756 mmHg		76%
	6.5 m/s		+24

18 December, Wednesday. day, 27°; night, 24°; rain

19 December, thu

	757 mmHg		75%
	6.1 m/s		+25

19 December, Thursday. day, 28°; night, 25°; rain

20 December, fri

	756 mmHg		69%
	6.6 m/s		+25

20 December, Friday. day, 28°; night, 25°; partly cloudy

21 December, sat

	756 mmHg		73%
	6.6 m/s		+25

21 December, Saturday. day, 28°; night, 25°; rain

22 December, sun

	757 mmHg		75%
	6.3 m/s		+25

22 December, Sunday. day, 28°; night, 25°; partly cloudy

23 December, mon

	756 mmHg		75%
	5.9 m/s		+25

23 December, Monday. day, 28°; night, 25°; rain

24 December, tue

	756 mmHg		74%
	5.5 m/s		+25

24 December, Tuesday. day, 28°; night, 25°; clear

25 December, wed

	756 mmHg		74%
	5.4 m/s		+25

25 December, Wednesday. day, 28°; night, 25°; clear

26 December, thu

	755 mmHg		73%
	5.6 m/s		+25

26 December, Thursday. day, 28°; night, 26°; rain

27 December, fri

	755 mmHg		73%
	5.6 m/s		+24

27 December, Friday. day, 28°; night, 25°; rain

28 December, sat

	755 mmHg		73%
	6 m/s		+25

28 December, Saturday. day, 28°; night, 25°; clear

29 December, sun

	755 mmHg		73%
	6 m/s		+25

29 December, Sunday. day, 29°; night, 26°; partly cloudy

30 December, mon

	755 mmHg		74%
	6.5 m/s		+25

30 December, Monday. day, 29°; night, 25°; clear

31 December, tue

	755 mmHg		74%
	6.5 m/s		+25

31 December, Tuesday. day, 29°; night, 25°; rain

1 January, wed

	755 mmHg		70%
	6.9 m/s		+25

1 January, Wednesday. day, 30°; night, 26°; overcast

2 January, thu

	755 mmHg		73%
	5.5 m/s		+25

2 January, Thursday. day, 28°; night, 25°; overcast

3 January, fri

	756 mmHg		72%
	5.9 m/s		+25

3 January, Friday. day, 28°; night, 25°; partly cloudy

4 January, sat

	757 mmHg		73%
	6 m/s		+24

4 January, Saturday. day, 27°; night, 25°; partly cloudy

Average data for 10 years

Rio das Ostras December

6

sunny days

13

days with precipitation

12

cloudy days

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

75

%

air humidity

4.5

m/s

WindNE

136

mm of precipitation

(17% of annual average)

+25

°C

Water temperature

air humidity 75%; 136 millimeters of precipitation (17% of annual average); Wind north-easterly 4.5 Meters per second; Water temperature +25°

Weather graphs for December

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

E

NE

E

E

E

NE

NE

NE

NE

NE

NE

NE

NE

NE

NE

NE

NE

NE

NE

NE

NE

NE

NE

NE

NE

NE

NE

N

NE

NE

NE

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

31

Daytime temperature

Night-time temperature

Cities near you

Rio de Janeiro
Belo Horizonte
Buzios
São Pedro da Aldeia
Araruama
Vitória
Paraty
Cabo Frio
Nova Iguaçu

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

In December, the weather in Rio das Ostras is typically warm. Average daily high temperature in December is about 27 degrees above zero. On average, Rio das Ostras has 13 rainy, 7 cloudy, 6 sunny, and 5 partly cloudy days in December. The rains are usually heavy. December as well as March and November is considered the most uncomfortable time to visit Rio das Ostras.

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