10 day forecast Monthly forecast Weather map

City or area

Go to comparison

December weather forecast in Rio Grande

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

30 November, sun

	762 mmHg		68%
	8.6 m/s		+25

30 November, Sunday. day, 22°; night, 20°; partly cloudy

1 December, mon

	760 mmHg		75%
	8.3 m/s		+26

1 December, Monday. day, 23°; night, 20°; rain

2 December, tue

	759 mmHg		70%
	8.6 m/s		+25

2 December, Tuesday. day, 23°; night, 20°; partly cloudy

3 December, wed

	760 mmHg		66%
	7.6 m/s		+26

3 December, Wednesday. day, 23°; night, 20°; clear

4 December, thu

	761 mmHg		69%
	8.1 m/s		+26

4 December, Thursday. day, 22°; night, 20°; clear

5 December, fri

	761 mmHg		68%
	7 m/s		+26

5 December, Friday. day, 23°; night, 20°; clear

6 December, sat

	759 mmHg		66%
	6.5 m/s		+29

6 December, Saturday. day, 25°; night, 21°; clear

7 December, sun

	759 mmHg		64%
	7.5 m/s		+28

7 December, Sunday. day, 25°; night, 20°; clear

8 December, mon

	759 mmHg		61%
	6.6 m/s		+28

8 December, Monday. day, 25°; night, 21°; clear

9 December, tue

	759 mmHg		62%
	8.1 m/s		+28

9 December, Tuesday. day, 24°; night, 21°; partly cloudy

10 December, wed

	759 mmHg		64%
	7.4 m/s		+28

10 December, Wednesday. day, 25°; night, 22°; rain

11 December, thu

	758 mmHg		67%
	9.6 m/s		+26

11 December, Thursday. day, 23°; night, 20°; rain

12 December, fri

	759 mmHg		62%
	7.6 m/s		+28

12 December, Friday. day, 24°; night, 21°; partly cloudy

13 December, sat

	759 mmHg		62%
	7.5 m/s		+28

13 December, Saturday. day, 25°; night, 20°; clear

14 December, sun

	761 mmHg		60%
	7.8 m/s		+28

14 December, Sunday. day, 24°; night, 21°; clear

15 December, mon

	761 mmHg		66%
	8.1 m/s		+27

15 December, Monday. day, 24°; night, 21°; partly cloudy

16 December, tue

	759 mmHg		72%
	8.6 m/s		+28

16 December, Tuesday. day, 26°; night, 21°; partly cloudy

17 December, wed

	759 mmHg		69%
	7.9 m/s		+28

17 December, Wednesday. day, 25°; night, 21°; clear

18 December, thu

	760 mmHg		68%
	7.5 m/s		+27

18 December, Thursday. day, 24°; night, 22°; clear

19 December, fri

	759 mmHg		72%
	8 m/s		+27

19 December, Friday. day, 25°; night, 22°; clear

20 December, sat

	759 mmHg		74%
	8.1 m/s		+29

20 December, Saturday. day, 25°; night, 22°; partly cloudy

21 December, sun

	760 mmHg		69%
	7.4 m/s		+29

21 December, Sunday. day, 25°; night, 22°; clear

22 December, mon

	761 mmHg		69%
	8 m/s		+28

22 December, Monday. day, 25°; night, 22°; partly cloudy

23 December, tue

	760 mmHg		69%
	8.3 m/s		+28

23 December, Tuesday. day, 25°; night, 22°; clear

24 December, wed

	760 mmHg		68%
	7.1 m/s		+29

24 December, Wednesday. day, 26°; night, 22°; clear

25 December, thu

	759 mmHg		66%
	6.9 m/s		+30

25 December, Thursday. day, 27°; night, 23°; partly cloudy

26 December, fri

	759 mmHg		73%
	7 m/s		+30

26 December, Friday. day, 26°; night, 22°; clear

27 December, sat

	760 mmHg		70%
	6.9 m/s		+28

27 December, Saturday. day, 25°; night, 22°; partly cloudy

28 December, sun

	759 mmHg		72%
	6.5 m/s		+29

28 December, Sunday. day, 26°; night, 23°; clear

29 December, mon

	758 mmHg		69%
	7.5 m/s		+29

29 December, Monday. day, 27°; night, 23°; clear

30 December, tue

	759 mmHg		69%
	8 m/s		+29

30 December, Tuesday. day, 25°; night, 23°; clear

31 December, wed

	759 mmHg		69%
	8 m/s		+29

31 December, Wednesday. day, 25°; night, 23°; rain

1 January, thu

	759 mmHg		69%
	8.1 m/s		+30

1 January, Thursday. day, 27°; night, 23°; rain

2 January, fri

	760 mmHg		69%
	8.3 m/s		+28

2 January, Friday. day, 25°; night, 22°; partly cloudy

3 January, sat

	761 mmHg		67%
	8.1 m/s		+28

3 January, Saturday. day, 25°; night, 22°; partly cloudy

Average data for 10 years

Rio Grande December

18

sunny days

4

days with precipitation

9

cloudy days

18 sunny days; 4 days with precipitation; 9 cloudy days;

68

%

air humidity

5.8

m/s

WindE

61

mm of precipitation

(6% of annual average)

+28

°C

Water temperature

air humidity 68%; 61 millimeters of precipitation (6% of annual average); Wind easterly 5.8 Meters per second; Water temperature +28°

Weather graphs for December

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

E

S

SE

E

E

E

E

E

E

E

SE

E

E

E

NE

NE

E

E

E

NE

E

E

E

E

NE

E

E

E

E

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

31

Daytime temperature

Night-time temperature

Cities near you

Porto Alegre
Chuy
Gramado
Rocha
Rivera
Santana do Livramento

Cities with similar weather in December

Nha Trang
Sanya
Sydney
Doha
Ras al-Khaimah
Buenos Aires
Fudjeyra
Lima
Dadonghai

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

In December, the weather in Rio Grande is typically warm. Average daily high temperature in December is about 25 degrees above zero. On average, Rio Grande has 18 sunny, 9 partly cloudy, and 4 rainy days in December. The rains are usually heavy. December as well as April and November is considered the most comfortable time to visit Rio Grande.

Links

Help Terms of use Contact us

For partners

Advertisement Yandex.Weather API

Weather forecasts

Hourly forecast Detailed 10 day forecast Monthly forecast Weather map Magnetic storms

Download app

English

English
Русский

Source data: Yandex.Traffic, Roshydromet FSBI "CAO", NOAA, © OpenStreetMap

© 2017–2025 YANDEX LLC