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October weather forecast in Chennai

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

	754 mmHg		79%
	4.19 m/s		+29

28 September, Sunday. day, 31°; night, 26°; rain

29 September, mon

	754 mmHg		78%
	4.19 m/s		+29

29 September, Monday. day, 31°; night, 26°; rain

30 September, tue

	754 mmHg		78%
	4.3 m/s		+29

30 September, Tuesday. day, 31°; night, 26°; rain

1 October, wed

	755 mmHg		78%
	4.4 m/s		+29

1 October, Wednesday. day, 31°; night, 26°; clear

2 October, thu

	755 mmHg		78%
	4.3 m/s		+30

2 October, Thursday. day, 31°; night, 26°; partly cloudy

3 October, fri

	755 mmHg		77%
	4.3 m/s		+29

3 October, Friday. day, 31°; night, 26°; clear

4 October, sat

	755 mmHg		77%
	4.19 m/s		+29

4 October, Saturday. day, 31°; night, 26°; rain

5 October, sun

	755 mmHg		79%
	4.1 m/s		+29

5 October, Sunday. day, 31°; night, 26°; partly cloudy

6 October, mon

	755 mmHg		78%
	4.4 m/s		+30

6 October, Monday. day, 31°; night, 26°; clear

7 October, tue

	755 mmHg		79%
	4.19 m/s		+30

7 October, Tuesday. day, 31°; night, 26°; rain

8 October, wed

	755 mmHg		79%
	4.19 m/s		+30

8 October, Wednesday. day, 31°; night, 26°; partly cloudy

9 October, thu

	755 mmHg		78%
	3.9 m/s		+30

9 October, Thursday. day, 31°; night, 26°; rain

10 October, fri

	755 mmHg		79%
	3.9 m/s		+30

10 October, Friday. day, 31°; night, 26°; rain

11 October, sat

	755 mmHg		79%
	4.1 m/s		+30

11 October, Saturday. day, 31°; night, 26°; partly cloudy

12 October, sun

	755 mmHg		79%
	4 m/s		+30

12 October, Sunday. day, 31°; night, 26°; overcast

13 October, mon

	755 mmHg		79%
	4.1 m/s		+30

13 October, Monday. day, 31°; night, 26°; partly cloudy

14 October, tue

	755 mmHg		78%
	4.3 m/s		+30

14 October, Tuesday. day, 30°; night, 26°; overcast

15 October, wed

	755 mmHg		79%
	4.3 m/s		+30

15 October, Wednesday. day, 30°; night, 26°; rain

16 October, thu

	756 mmHg		79%
	4.5 m/s		+30

16 October, Thursday. day, 30°; night, 26°; rain

17 October, fri

	756 mmHg		80%
	4.19 m/s		+30

17 October, Friday. day, 30°; night, 26°; overcast

18 October, sat

	756 mmHg		81%
	4.1 m/s		+30

18 October, Saturday. day, 30°; night, 25°; rain

19 October, sun

	756 mmHg		81%
	4.1 m/s		+30

19 October, Sunday. day, 30°; night, 25°; rain

20 October, mon

	756 mmHg		82%
	4.1 m/s		+30

20 October, Monday. day, 29°; night, 25°; rain

21 October, tue

	756 mmHg		82%
	4.19 m/s		+30

21 October, Tuesday. day, 29°; night, 25°; rain

22 October, wed

	756 mmHg		81%
	4.5 m/s		+30

22 October, Wednesday. day, 29°; night, 25°; rain

23 October, thu

	756 mmHg		80%
	4.19 m/s		+30

23 October, Thursday. day, 29°; night, 25°; rain

24 October, fri

	756 mmHg		80%
	4 m/s		+30

24 October, Friday. day, 29°; night, 25°; rain

25 October, sat

	756 mmHg		79%
	4.4 m/s		+30

25 October, Saturday. day, 30°; night, 25°; rain

26 October, sun

	756 mmHg		79%
	4.4 m/s		+30

26 October, Sunday. day, 29°; night, 25°; clear

27 October, mon

	756 mmHg		80%
	4.6 m/s		+30

27 October, Monday. day, 29°; night, 25°; rain

28 October, tue

	756 mmHg		81%
	4.8 m/s		+29

28 October, Tuesday. day, 29°; night, 25°; rain

29 October, wed

	756 mmHg		81%
	5 m/s		+29

29 October, Wednesday. day, 29°; night, 25°; rain

30 October, thu

	756 mmHg		81%
	4.6 m/s		+29

30 October, Thursday. day, 28°; night, 25°; rain

31 October, fri

	756 mmHg		82%
	4.6 m/s		+29

31 October, Friday. day, 29°; night, 25°; rain

1 November, sat

	757 mmHg		83%
	4.3 m/s		+29

1 November, Saturday. day, 28°; night, 25°; rain

Average data for 10 years

Chennai October

4

sunny days

19

days with precipitation

13

cloudy days

4 sunny days; 19 days with precipitation; 13 cloudy days;

79

%

air humidity

2.8

m/s

WindSE

204

mm of precipitation

(20% of annual average)

+30

°C

Water temperature

air humidity 79%; 204 millimeters of precipitation (20% of annual average); Wind south-easterly 2.8 Meters per second; Water temperature +30°

Weather graphs for October

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

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S

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SE

SE

SE

SE

SE

SE

SE

SE

SE

1

Average data for 10 years

2

3

4

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28

29

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31

Daytime temperature

Night-time temperature

Cities near you

Bangalore
Puttaparthi
Coimbatore
Pondicherry
Madurai
Mysore
Tirupati
Chavakachcheri
Jaffna

Cities with similar weather in October

Dubai
Pattaya
Bangkok
Goa
Punta Cana
Abu Dhabi
Singapore
Ras al-Khaimah
Al-Kuwait

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

October in Chennai is the rainiest month of the year. In October, the weather in Chennai is typically hot. Average daily high temperature in October is about 30 degrees above zero. On average, Chennai has 19 rainy, 5 partly cloudy, 4 sunny, and 3 cloudy days in October. The rains are usually heavy. October as well as June, July, August, and September is considered the most uncomfortable time to visit Chennai.

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