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October 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

28 September, sun

	764 mmHg		80%
	8.1 m/s		+21

28 September, Sunday. day, 18°; night, 15°; clear

29 September, mon

	764 mmHg		79%
	8 m/s		+18

29 September, Monday. day, 18°; night, 15°; clear

30 September, tue

	763 mmHg		80%
	7.8 m/s		+20

30 September, Tuesday. day, 18°; night, 15°; rain

1 October, wed

	761 mmHg		82%
	7.6 m/s		+20

1 October, Wednesday. day, 18°; night, 15°; rain

2 October, thu

	761 mmHg		81%
	8 m/s		+19

2 October, Thursday. day, 18°; night, 15°; rain

3 October, fri

	763 mmHg		79%
	8.2 m/s		+20

3 October, Friday. day, 17°; night, 14°; overcast

4 October, sat

	762 mmHg		80%
	8.1 m/s		+20

4 October, Saturday. day, 18°; night, 15°; rain

5 October, sun

	761 mmHg		80%
	8.2 m/s		+22

5 October, Sunday. day, 18°; night, 15°; rain

6 October, mon

	762 mmHg		79%
	7.4 m/s		+21

6 October, Monday. day, 18°; night, 15°; clear

7 October, tue

	763 mmHg		79%
	7.6 m/s		+20

7 October, Tuesday. day, 18°; night, 15°; partly cloudy

8 October, wed

	762 mmHg		80%
	8.5 m/s		+22

8 October, Wednesday. day, 18°; night, 15°; clear

9 October, thu

	762 mmHg		80%
	8.2 m/s		+21

9 October, Thursday. day, 19°; night, 16°; rain

10 October, fri

	762 mmHg		79%
	7.9 m/s		+19

10 October, Friday. day, 19°; night, 15°; partly cloudy

11 October, sat

	762 mmHg		80%
	7.8 m/s		+19

11 October, Saturday. day, 18°; night, 16°; rain

12 October, sun

	761 mmHg		81%
	7.9 m/s		+22

12 October, Sunday. day, 19°; night, 16°; overcast

13 October, mon

	761 mmHg		83%
	7.9 m/s		+21

13 October, Monday. day, 19°; night, 16°; rain

14 October, tue

	762 mmHg		80%
	8 m/s		+23

14 October, Tuesday. day, 19°; night, 16°; rain

15 October, wed

	762 mmHg		80%
	8.2 m/s		+22

15 October, Wednesday. day, 19°; night, 16°; rain

16 October, thu

	762 mmHg		80%
	8.7 m/s		+22

16 October, Thursday. day, 19°; night, 16°; rain

17 October, fri

	762 mmHg		78%
	7.7 m/s		+22

17 October, Friday. day, 19°; night, 16°; overcast

18 October, sat

	762 mmHg		77%
	6.9 m/s		+20

18 October, Saturday. day, 19°; night, 16°; partly cloudy

19 October, sun

	762 mmHg		79%
	7.4 m/s		+23

19 October, Sunday. day, 19°; night, 16°; clear

20 October, mon

	762 mmHg		78%
	7.5 m/s		+23

20 October, Monday. day, 20°; night, 16°; clear

21 October, tue

	761 mmHg		79%
	7.6 m/s		+22

21 October, Tuesday. day, 19°; night, 16°; clear

22 October, wed

	761 mmHg		78%
	7.6 m/s		+22

22 October, Wednesday. day, 20°; night, 16°; clear

23 October, thu

	761 mmHg		79%
	8.1 m/s		+21

23 October, Thursday. day, 20°; night, 16°; clear

24 October, fri

	761 mmHg		78%
	8.1 m/s		+23

24 October, Friday. day, 20°; night, 16°; clear

25 October, sat

	760 mmHg		79%
	8.1 m/s		+22

25 October, Saturday. day, 21°; night, 17°; partly cloudy

26 October, sun

	759 mmHg		82%
	8.39 m/s		+23

26 October, Sunday. day, 20°; night, 17°; rain

27 October, mon

	759 mmHg		79%
	8.5 m/s		+22

27 October, Monday. day, 20°; night, 17°; rain

28 October, tue

	760 mmHg		78%
	7.4 m/s		+23

28 October, Tuesday. day, 20°; night, 17°; clear

29 October, wed

	761 mmHg		79%
	7.6 m/s		+23

29 October, Wednesday. day, 20°; night, 17°; partly cloudy

30 October, thu

	761 mmHg		80%
	8.3 m/s		+23

30 October, Thursday. day, 21°; night, 17°; partly cloudy

31 October, fri

	762 mmHg		77%
	8.3 m/s		+23

31 October, Friday. day, 20°; night, 17°; partly cloudy

1 November, sat

	762 mmHg		74%
	8.3 m/s		+23

1 November, Saturday. day, 20°; night, 17°; partly cloudy

Average data for 10 years

Rio Grande October

9

sunny days

12

days with precipitation

10

cloudy days

9 sunny days; 12 days with precipitation; 10 cloudy days;

79

%

air humidity

5.8

m/s

WindSE

133

mm of precipitation

(10% of annual average)

+22

°C

Water temperature

air humidity 79%; 133 millimeters of precipitation (10% of annual average); Wind south-easterly 5.8 Meters per second; Water temperature +22°

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

Porto Alegre
Chuy
Gramado
Rocha
Rivera
Santana do Livramento

Cities with similar weather in October

Gagra
Suhum
Pitsunda
Tivat
Sydney
San Francisco
Buenos Aires
Capetown
Herceg Novi

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

October in Rio Grande is the windiest month of the year. In October, the weather in Rio Grande is typically warm. Average daily high temperature in October is about 19 degrees above zero. On average, Rio Grande has 12 rainy, 9 sunny, 7 partly cloudy, and 3 cloudy days in October. The rains are usually heavy. October as well as January, February, March, and May is considered the most uncomfortable time to visit Rio Grande.

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