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Weather in October in Tamil Nadu

Are you planning a trip a to Tamil Nadu in October and wondering what kind of weather to expect? This page has all the details you need.

What is the weather like in Tamil Nadu in October?

Tamil Nadu is a region in India. October in Tamil Nadu generally has temperatures that range from warm to very warm, with precipitation levels ranging from high to heavy.

Temperatures

The average highest temperatures fluctuate between warm in Bikkatti at 26°C to very warm in Karūr at 35°C. Nighttime temperatures generally drop to 25°C in Karūr and 18°C in Bikkatti. The temperatures mentioned for daytime and nighttime are general averages. However there can be days that surpass these temperatures. So equip yourself with clothing that can handle the potential heat.

Precipitation

In October, precipitation varies across different areas. From high rainfall in Kanyakumari with an average of 146 mm to heavy rainfall in Kodaikānāl with 356 mm.

Average sunshine

The city Chennai usually sees around 259 hours of sunlight, indicating many sunny days.

To learn more about the conditions in specific areas of Tamil Nadu in October, check out the map below. For more details on the yearly weather, visit our Tamil Nadu climate page.

Where to go in Tamil Nadu in October

Find more information for the most popular destinations in the Tamil Nadu on the map below. Click on a destination dot for more detailes.

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations

What is the weather like in October for the 5 most popular destinations in Tamil Nadu?

Chennai

In October Chennai generally has very high temperatures with maximum daytime temperatures around 32°C, minimum nighttime temperatures around 26°C and heavy monthly rainfall. So on average the conditions are poor that month.

Chennai
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
33°C 
27°C 
198 hours 
112 mm 
7 days 
32°C 
26°C 
259 hours 
215 mm 
9 days 
poor 
30°C 
25°C 
263 hours 
231 mm 
10 days 
poor 
Climate in Chennai

Kodaikānāl

In October Kodaikānāl generally has high temperatures with maximum daytime temperatures around 27°C, minimum nighttime temperatures around 19°C and heavy monthly rainfall. So on average the conditions are poor that month.

Kodaikānāl
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
28°C 
19°C 
115 hours 
313 mm 
10 days 
poor 
27°C 
19°C 
126 hours 
356 mm 
12 days 
poor 
26°C 
18°C 
135 hours 
286 mm 
9 days 
poor 
Climate in Kodaikānāl

Coimbatore

In October Coimbatore generally has very high temperatures with maximum daytime temperatures around 31°C, minimum nighttime temperatures around 23°C and heavy monthly rainfall. So on average the conditions are unpleasant that month.

Coimbatore
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
31°C 
23°C 
108 mm 
6 days 
31°C 
23°C 
185 mm 
9 days 
30°C 
22°C 
138 mm 
5 days 
Climate in Coimbatore

Pondicherry

In October Pondicherry generally has very high temperatures with maximum daytime temperatures around 31°C, minimum nighttime temperatures around 26°C and heavy monthly rainfall. So on average the conditions are poor that month.

Pondicherry
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
33°C 
27°C 
102 mm 
6 days 
31°C 
26°C 
227 mm 
8 days 
poor 
30°C 
25°C 
284 mm 
9 days 
poor 
Climate in Pondicherry

Ooty

In October Ooty generally has high temperatures with maximum daytime temperatures around 26°C, minimum nighttime temperatures around 18°C and heavy monthly rainfall. So on average the conditions are unpleasant that month.

Ooty
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
26°C 
18°C 
199 mm 
9 days 
26°C 
18°C 
250 mm 
11 days 
25°C 
17°C 
157 mm 
7 days 
Climate in Ooty

Is your destination not in the list? Have a look at other destinations in Tamil Nadu, in India.

Is October the best time to visit Tamil Nadu?

In our opinion, October may not be the ideal time to visit Tamil Nadu due to the typically poor weather in Chennai.

Generally speaking, the best visiting conditions can be found in January, February and March offering mostly perfect weather in Chennai. On the other hand, the months of May, June, October and November tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Tamil Nadu. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to India? Get detailed historical weather averages for many cities in India.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.