Tamil Nadu Weather in August

Average temperatures, rainfall, sunshine and the best places to visit in Tamil Nadu, India in August.

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

What to Expect in Tamil Nadu in August

Tamil Nadu, India is a region in India. Tamil Nadu, India offers a broad spectrum of weather patterns. In August, one might encounter temperatures that range from warm to very hot, and precipitation levels ranging from low to heavy.

Temperatures

The average highest temperatures fluctuate between warm in Bikkatti at 25°C (77°F) to very hot in Tiruchchirāppalli at 38°C (100°F). Nighttime temperatures generally drop to 27°C (81°F) in Tiruchchirāppalli and 18°C (64°F) in Bikkatti. The temperatures cited for both day and night represent usual averages, but it's possible some days could be hotter. It's advisable to dress accordingly to handle the heat.

To learn more about the conditions in specific areas of Tamil Nadu, India, check out the map below.

Precipitation

In August, precipitation varies across different areas. From low rainfall in Tuticorin with an average of 19 mm (0.7 in) to heavy rainfall in Vālpārai with 367 mm (14 in).

Average sunshine

Sunshine is fairly consistent across many areas. Chennai receives about 188 hours of sunlight in August, providing a good balance between sunny spells and cloud cover. If you're after more sunshine hours, take a look at our weather planner for other sun-rich destinations worldwide.

Explore Tamil Nadu by month

Pick a month to see the average temperature, rainfall and sunshine in Tamil Nadu — and find the best time to visit. (based on Chennai)

Best Places to Visit in Tamil Nadu in August

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Tamil Nadu.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Tamil Nadu

What is the weather like in August for some of the most popular destinations in Tamil Nadu, India?

Temperature range in Tamil Nadu (August)

Precipitation variation in Tamil Nadu (August)

Chennai

In August Chennai generally has very high temperatures with maximum daytime temperatures around 34°C (93°F), minimum nighttime temperatures around 27°C (81°F) and high monthly rainfall. So on average the conditions are unpleasant that month.

July
August
September
Max temperature
35°C (95°F)
34°C (93°F)
33°C (91°F)
Min temperature
28°C (82°F)
27°C (81°F)
27°C (81°F)
Monthly sun hours
144 hours
188 hours
198 hours
Monthly rainfall
76 mm (3 in)
100 mm (3.9 in)
112 mm (4.4 in)
Monthly rainy days
7 days
9 days
7 days
Weather conditions

Kodaikānāl

In August Kodaikānāl generally has high temperatures with maximum daytime temperatures around 28°C (82°F), minimum nighttime temperatures around 19°C (66°F) and heavy monthly rainfall. So on average the conditions are poor that month.

July
August
September
Max temperature
28°C (82°F)
28°C (82°F)
28°C (82°F)
Min temperature
20°C (68°F)
19°C (66°F)
19°C (66°F)
Monthly sun hours
98 hours
116 hours
115 hours
Monthly rainfall
268 mm (11 in)
290 mm (11 in)
313 mm (12 in)
Monthly rainy days
8 days
8 days
10 days
Weather conditions

Coimbatore

In August Coimbatore generally has very high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 23°C (73°F) and high monthly rainfall. So on average the conditions are tolerable that month.

July
August
September
Max temperature
30°C (86°F)
30°C (86°F)
31°C (88°F)
Min temperature
23°C (73°F)
23°C (73°F)
23°C (73°F)
Monthly rainfall
127 mm (5 in)
118 mm (4.6 in)
108 mm (4.3 in)
Monthly rainy days
8 days
6 days
6 days
Weather conditions

Pondicherry

In August Pondicherry generally has very high temperatures with maximum daytime temperatures around 33°C (91°F), minimum nighttime temperatures around 27°C (81°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

July
August
September
Max temperature
34°C (93°F)
33°C (91°F)
33°C (91°F)
Min temperature
28°C (82°F)
27°C (81°F)
27°C (81°F)
Monthly rainfall
60 mm (2.4 in)
90 mm (3.5 in)
102 mm (4 in)
Monthly rainy days
5 days
6 days
6 days
Weather conditions

Ooty

In August Ooty generally has high temperatures with maximum daytime temperatures around 25°C (77°F), minimum nighttime temperatures around 18°C (64°F) and heavy monthly rainfall. So on average the conditions are unpleasant that month.

July
August
September
Max temperature
25°C (77°F)
25°C (77°F)
26°C (79°F)
Min temperature
18°C (64°F)
18°C (64°F)
18°C (64°F)
Monthly rainfall
258 mm (10 in)
233 mm (9.2 in)
199 mm (7.8 in)
Monthly rainy days
10 days
9 days
9 days
Weather conditions

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

Popular cities in August

Day & night temperatures, rainfall and average weather in Tamil Nadu in August.

City Weather Day temp Night temp Rainfall
Chennai 34°C (93°F) 27°C (81°F) 100 mm (3.9 in)
Kodaikānāl 28°C (82°F) 19°C (66°F) 290 mm (11 in)
Coimbatore 30°C (86°F) 23°C (73°F) 118 mm (4.6 in)
Pondicherry 33°C (91°F) 27°C (81°F) 90 mm (3.5 in)
Ooty 25°C (77°F) 18°C (64°F) 233 mm (9.2 in)
Kanyakumari 30°C (86°F) 25°C (77°F) 40 mm (1.6 in)

Tamil Nadu weather in August: frequently asked questions

What is the weather like in Tamil Nadu, India in August?

Expect poor weather across Tamil Nadu, India in August. The popular destination of Chennai averages 34°C (93°F) by day and 27°C (81°F) at night during this month.

What is the average temperature in Tamil Nadu, India in August?

Average temperatures in Tamil Nadu, India during August range from a nighttime low near 27°C (81°F) to a daytime high around 34°C (93°F) in Chennai.

Does Tamil Nadu, India get a lot of rain in August?

Chennai typically receives notable rainfall in August, about 100 mm (3.9 in) on average across Tamil Nadu, India.

Is August a Good Time to Visit Tamil Nadu, India?

In our view, August might not be the best time to travel to Tamil Nadu, India with often unpleasant weather in Chennai.

Generally speaking, January provides perfect weather in Chennai. On the other hand, the months of April, May, June, July, August, September, 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.

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.

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