If you plan to visit Chennai in October, the weather is typically alright, with an average high temperature of +86°F during the day and approximately 2 sunny days. Expect some rainy, though, as there are typically 19 rainy days in the month and around 170 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flightsin one click on Avionero.
Average weather
☀️
+86°F
Avg. max. temperature
+72°F
Min.
+99°F
Max.
170 mm
Total precipitation
82%
Avg. humidity
2 m/s
Avg. wind
2 ☀️
Sunny Days
6 ⛅️
Cloudy
19 🌦
Rainy
Our opinion: Chennai has OK weather in October.
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Average temperature in Chennai in October
Here are the expected maximum, average and minimum temperatures in Chennai for October based on the historical data.
Last Year
Historical Data
Going from a maximum of +88°F during the day to a minimum of +79°F during the night, the temperature in October averages around +86°F.
The average maximum temperature goes down 40% by the end of the month, compared with the beginning of the month, from +88°F to +84°F.
Is Chennai warm or cold in October?
Chennai is typically warm in October.
Maximum temperatures go down compared to the previous month from +88°F to +86°F. The minimum temperature also goes down from +81°F to +79°F.
It’s generally warm, but pack a long-sleeve shirt for evenings.
Take a look at how October is compared to other months in Chennai:
Climate in Chennai in October
Chennai weather looks like this, on average, in October and the surrounding months.
September
October
November
Avg. temperature
+88°F
+86°F
+82°F
Min. temperature
+73°F
+72°F
+70°F
Max. temperature
+97°F
+99°F
+93°F
Rainfall
99 mm
170 mm
217 mm
Wind
2 m/s
2 m/s
2 m/s
Humidity
78%
82%
82%
Air pressure
1006 HPa
1008 HPa
1010 HPa
Sunny days
0
2
3
Cloudy days
7
6
7
Rainy days
16
19
19
Snowy days
0
0
0
October weather is still as ok as in September.It’s getting colder in October. From +88°F in the day, the average maximum temperature lowers to +86°F.Prepare for more rain. Average rainfall goes from 99 mm to 170 mm.Humidity rises from 78% to 82%.The average wind speed doesn’t change much during October, staying around 2 m/s.The good news is there are likely to be more sunny days in October, from 0 to 2.
November brings much the same weather, it remains ok.
Wind speed in Chennai in October based on historical data.
Last Year
Historical Data
The average wind speed is 2 m/s getting up to 4 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Chennai is gradually decreasing during October, going from 4 m/s to 2 m/s over the course of the month.
Rain
Amount of rainfall in mm during October in Chennai based on historical data.
Last Year
Historical Data
Typically, there is a 26% chance of rain on an average day in October, with total rainfall of approximately 29 mm. The maximum amount of rainfall per day is around 8 mm, which is considered light rain.On average, there are about 8 rainy days during October, so prepare to bring an umbrella.
October is one of the rainiest months in Chennai, here is a comparison with other months, 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 October in Chennai?
This is the weather in Chennai in October 2023:
1 October
☁️
+89°F
2 October
🌫️
+89°F
3 October
🌫️
+88°F
4 October
🌫️
+88°F
5 October
🌫️
+88°F
6 October
🌫️
+88°F
7 October
🌫️
+88°F
8 October
🌫️
+87°F
9 October
🌫️
+87°F
10 October
🌫️
+87°F
11 October
🌫️
+86°F
12 October
🌫️
+86°F
13 October
🌫️
+85°F
14 October
🌫️
+83°F
15 October
🌫️
+85°F
16 October
🌫️
+85°F
17 October
🌫️
+86°F
18 October
🌫️
+86°F
19 October
🌫️
+86°F
20 October
🌫️
+86°F
21 October
🌫️
+86°F
22 October
🌫️
+86°F
23 October
🌫️
+88°F
24 October
🌫️
+87°F
25 October
🌫️
+86°F
26 October
🌫️
+86°F
27 October
🌫️
+85°F
28 October
🌫️
+85°F
29 October
🌫️
+85°F
30 October
🌫️
+84°F
31 October
🌫️
+85°F
In October 2023 Chennai had 0 sunny days, 1 cloudy days, and 0 rainy days. The average maximum temperature was +86°F, with an absolute maximum of +88°F and a minimum of +82°F. The average humidity was 82%, with a maximum of 100% and a minimum of 53%. The average wind speed was 2 m/s, with a maximum of 6 m/s and a minimum of 0 m/s.
Are you planning a trip in October?
Climate Change Over the Years
This is how Chennai climate has changed over the last 43 years.
The climate in Chennai in October 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 October:
Is October a good time to visit Chennai?
It’s always a good time to visit Chennai, but the weather is changeable in October, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.
Can you sunbathe in Chennai in October?
October is warm in Chennai. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.
Is Chennai rainy in October?
Chennai is often rainy in October. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.
Is it sunny in Chennai in October?
Usually, it’s not very sunny in Chennai in October, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.
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.
