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Average weather for Chennai in August

It's hot in August in Chennai with an average temperature of 35°C. Temperatures this month range from a low of 34°C to a high of 36°C. At night, you can expect temperatures between 26°C and 28°C.

Daily Temperature in August in Chennai

Start of August

The month of August starts in Chennai with hot temps, averaging around 36°C during the day and nights around 28°C. There are plenty of days with a good chance of precipitation. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.

Mid August

By mid-August, daytime temps drop to around 35°C, with nights around 28°C. There’s a high chance of precipitation during this time. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.

End of August

By the end of August, the average daytime temperature in Chennai is around 35°C, while nighttime temps are about 27°C. There’s a significant chance of many days with precipitation. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.

Water temperature

The water temperature at Chennai is 31°C this month. It’s really warm, perfect for a swim.

In August, there is an average of 368 mm of precipitation, spread over 13 days. The wind speed is around 4 Bft, mostly coming from the Southwest.

Chennai in August

New York
Temperature Average temperature
35°C 30°C
Sun Max. temperature
36°C 31°C
Sun Min. temperature
34°C -5°C
Rain Total precipitation
368 mm 79 mm
Rain Rainy days
13 days 13 days

UV index

The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.

Is August a good time to visit Chennai?

Looking for sun? August isn’t a good month to be in Chennai. The temperature is nice, but there’s too much chance of rain.

The hurricane season in Chennai runs from June to November.

Temperature records

With 39°C in 2019, Chennai reached the highest temperature in August over the past 10 years. The lowest daytime temperature in this month was 30°C in 2018. The extreme nighttime temperatures ranged from a lowest recorded value of 23°C to a highest value of 30°C.

Check out the climate of Chennai for all months and discover the best travel time

Curious about the weather in other parts of India? Check out the climate and weather for spots like Delhi, Goā, Kolkata, or explore other destinations in India.

Daily Temperature in August in Chennai

This chart shows the average daily high and low temperatures in August for Chennai, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.

Daily Temperature in August in Chennai

Daily Precipitation in August in Chennai

The chart below shows the average daily precipitation in August for Chennai, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.

A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for August, you can expect about 13 days of precipitation in Chennai.

Daily Precipitation in August in Chennai

Daily UV index in August in Chennai

This chart shows the average daily UV index in August in Chennai, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Daily UV Index in August in Chennai

Temperature in August in Chennai over the years

This chart shows the average temperature in August in Chennai, measured in degrees Celsius, over the past few years.

Temperature in August in Chennai Over the Years

Total precipitation in August in Chennai over the years

This chart shows the average precipitation in August in Chennai, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.

Precipitation in August in Chennai over the years

Daily weather in August for Chennai

Click on any day in August to get detailed info about the usual weather on that day in Chennai. Check out the historical temperatures and precipitation over the past 10 years on this day.

Weather experiences in August in Chennai

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Average weather in Chennai by month

Click on a month below to see detailed weather info for Chennai. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.


Or check out the climate of Chennai for all months at once

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