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Weather in December in Tamil Nadu

Planning a journey to Tamil Nadu this December and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What is the weather like in Tamil Nadu in December?

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

Temperatures

The average maximum daytime temperatures vary from warm in Kodaikānāl at 25°C to very warm in Karūr at 32°C. Nighttime temperatures generally drop to 22°C in Karūr and 17°C in Kodaikānāl. On average, December is the month with the lowest temperatures of the year in Chennai.

Precipitation

In December, precipitation varies across different areas. From moderate rainfall in Hosūr with an average of 37 mm to heavy rainfall in Velānganni with 214 mm.

Average sunshine

The days are mostly sunny, with an average total of around 210 hours of sunshine in Chennai. The sunlight during this month doesn't just make the days brighter, it also seems to make everyone a bit more cheerful.

To learn more about the conditions in specific areas of Tamil Nadu in December, 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 December

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 December for the 5 most popular destinations in Tamil Nadu?

Chennai

In December Chennai generally has high temperatures with maximum daytime temperatures around 29°C, minimum nighttime temperatures around 24°C and high monthly rainfall. So on average the conditions are pleasant 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
30°C 
25°C 
263 hours 
231 mm 
10 days 
poor 
29°C 
24°C 
210 hours 
119 mm 
6 days 
January   >> January
>>  
29°C 
23°C 
230 hours 
17 mm 
a single day 
Climate in Chennai

Kodaikānāl

In December Kodaikānāl generally has high temperatures with maximum daytime temperatures around 25°C, minimum nighttime temperatures around 17°C and high monthly rainfall. So on average the conditions are pleasant 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
26°C 
18°C 
135 hours 
286 mm 
9 days 
poor 
25°C 
17°C 
161 hours 
146 mm 
6 days 
January   >> January
>>  
26°C 
16°C 
246 hours 
46 mm 
2 days 
Climate in Kodaikānāl

Coimbatore

In December Coimbatore generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 20°C and moderate monthly rainfall. So on average the conditions are pleasant 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
30°C 
22°C 
138 mm 
5 days 
30°C 
20°C 
52 mm 
3 days 
January   >> January
>>  
31°C 
20°C 
12 mm 
a single day 
Climate in Coimbatore

Pondicherry

In December Pondicherry generally has high temperatures with maximum daytime temperatures around 29°C, minimum nighttime temperatures around 24°C and high monthly rainfall. So on average the conditions are pleasant 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
30°C 
25°C 
284 mm 
9 days 
poor 
29°C 
24°C 
155 mm 
6 days 
January   >> January
>>  
29°C 
23°C 
24 mm 
a single day 
Climate in Pondicherry

Ooty

In December Ooty generally has high temperatures with maximum daytime temperatures around 25°C, minimum nighttime temperatures around 15°C and moderate monthly rainfall. So on average the conditions are perfect 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
25°C 
17°C 
157 mm 
7 days 
25°C 
15°C 
63 mm 
4 days 
January   >> January
>>  
27°C 
15°C 
24 mm 
a single day 
Climate in Ooty

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

Is December the best time to visit Tamil Nadu?

Given the typically pleasant weather conditions in Chennai, December might be a good time to visit Tamil Nadu.

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 weather in May, June, October and November tend to be poor.

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.

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