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Chennai in July: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Chennai in July will be like? Take a look at our weather guide for Chennai, based on historical data.
Check flight prices to Chennai on Avionero:
July

Weather in Chennai in July 2025

Good Weather
Hot
🌧️
Rainy
Planning a trip to Chennai in July? You are in luck! The weather is generally good, with an average maximum temperature of +90°F and approximately 0 sunny days. Just be prepared for some rain, as there are usually around 18 rainy days and 71 mm of precipitation. Expect good weather and pack accordingly to enjoy the outdoors. Search flights in one click on Avionero.

Average weather

☀️
+90°F
Avg. max. temperature
+77°F
Min.
+102°F
Max.
71 mm
Total precipitation
71%
Avg. humidity
3 m/s
Avg. wind
0 ☀️
Sunny Days
9 ⛅️
Cloudy
18 🌦
Rainy
Our opinion: Chennai has good weather in July.
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Average temperature in Chennai in July

Here are the expected maximum, average and minimum temperatures in Chennai for July based on the historical data.
Last Year
Historical Data

Going from a maximum of +93°F during the day to a minimum of +79°F during the night, the temperature in July averages around +90°F.

The average maximum temperature goes up 0% by the end of the month, compared with the beginning of the month, from +91°F to +91°F.

Is Chennai warm or cold in July?

Chennai is typically hot in July.

Maximum temperatures go down compared to the previous month from +91°F to +90°F. The minimum temperature also goes up from +82°F to +82°F.

Make sure that you pack your summer linen and swimming costumes; it’s probably going to be hot.

Take a look at how July is compared to other months in Chennai:

Climate in Chennai in July

Chennai weather looks like this, on average, in July and the surrounding months.
JuneJulyAugust
Avg. temperature
+91°F+90°F+90°F
Min. temperature
+77°F+77°F+75°F
Max. temperature
+108°F+102°F+100°F
Rainfall
55 mm71 mm85 mm
Wind
3 m/s3 m/s2 m/s
Humidity
69%71%74%
Air pressure
1003 HPa1004 HPa1005 HPa
Sunny days
100
Cloudy days
1199
Rainy days
151816
Snowy days
000

July often has better weather than June. It’s getting colder in July. From +91°F in the day, the average maximum temperature lowers to +90°F. Prepare for more rain. Average rainfall goes from 55 mm to 71 mm. Humidity rises from 69% to 71%. The average wind speed doesn’t change much during July, staying around 3 m/s. The days becoming less sunny, going from 1 sunny days in June to 0 in July.

August brings much the same weather, it remains good.

Wind

Wind speed in Chennai in July based on historical data.
Last Year
Historical Data

The average wind speed is 4 m/s getting up to 5 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in Chennai is gradually decreasing during July, going from 4 m/s to 3 m/s over the course of the month.

Rain

Amount of rainfall in mm during July in Chennai based on historical data.
Last Year
Historical Data
Typically, there is a 45% chance of rain on an average day in July, with total rainfall of approximately 50 mm. The maximum amount of rainfall per day is around 8 mm, which is considered light rain. July is a pretty wet month with over 14 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how July is compared with other months in the amount of precipitation, total mm:
Chennai wettest month is November, where a typical day has a 63% chance of precipitation and 217 mm of rainfall per day. March, on the other hand, is the driest month with a mere 13% chance of precipitation and 9 mm of rainfall per day.

How was the weather last July in Chennai?

This is the weather in Chennai in July 2023:
1 July
🌫️
+92°F
2 July
🌫️
+89°F
3 July
🌫️
+87°F
4 July
🌫️
+86°F
5 July
🌧️
+87°F
6 July
☁️
+89°F
7 July
☁️
+89°F
8 July
🌫️
+90°F
9 July
🌫️
+91°F
10 July
🌫️
+87°F
11 July
🌫️
+87°F
12 July
☁️
+87°F
13 July
🌫️
+88°F
14 July
☁️
+90°F
15 July
☀️
+91°F
16 July
🌫️
+89°F
17 July
🌫️
+91°F
18 July
☁️
+92°F
19 July
🌫️
+93°F
20 July
🌫️
+93°F
21 July
☁️
+92°F
22 July
☁️
+90°F
23 July
🌫️
+87°F
24 July
🌧️
+86°F
25 July
🌧️
+83°F
26 July
🌫️
+84°F
27 July
🌫️
+91°F
28 July
☀️
+92°F
29 July
🌫️
+92°F
30 July
☁️
+92°F
31 July
🌫️
+91°F
In July 2023 Chennai had 2 sunny days, 8 cloudy days, and 3 rainy days. The average maximum temperature was +90°F, with an absolute maximum of +93°F and a minimum of +82°F. The average humidity was 73%, with a maximum of 100% and a minimum of 50%. The average wind speed was 4 m/s, with a maximum of 8 m/s and a minimum of 0 m/s.
Are you planning a trip in July?

Climate Change Over the Years

This is how Chennai climate has changed over the last 43 years.

The climate in Chennai in July has not changed that much over the last 43 years.

The average temperature was the lowest in 1989 (+85°F) and the highest in 2019 (+91°F). The driest year was 1982 with only 445 mm of rainfall, and the wettest year was 1996 with 1545 mm.

FAQ

Frequently asked questions about the weather in Chennai in July:

Is July a good time to visit Chennai?

July is a really good time to go to Chennai. The weather is nice so plan your packing around outdoor activities and exploring. Check out other good time to visit Chennai.

Can you sunbathe in Chennai in July?

Absolutely, July is hot in Chennai. Plan on beach and pool time, and ensure that you pack light and breathable options to stay comfortable.

Is Chennai rainy in July?

Chennai is often rainy in July. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Chennai in July?

Usually, it’s not very sunny in Chennai in July, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in India

Check out the weather for other cities in India.

Monthly weather in Chennai

Source of the data

For this page, we’ve looked at the typical weather in Chennai, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.