Chengalpattu Weather in October
What's the weather like in Chengalpattu (Tamil Nādu) in October 2025?
The climate in Chengalpattu during October can be summarized as hot, humid and very wet.
October is in the fall / autumn in Chengalpattu and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a steamy 32°C (89°F), whilst at night 24°C (75°F) is normal.
| Daytime temperature | 31.9°C 89.3°F |
|---|---|
| Nightly temperature | 24°C 75.1°F |
| Average temperature | 27.9°C 82.2°F |
| Daily sunshine | 6.6 hrs |
| Avg rainfall | 237 mm 9.3 ins |
| Rainy days | 8 days |
| Sea temperature | 29.1°C 84.5°F |
| Humidity | 77% |
| Windspeed | 7.6kph 5 mph |
On average October is the 2nd wettest month of the year in Chengalpattu with around 237mm 9.3 inches of rain making it a very wet time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.6 hours of sunshine per day.
October temperatures in Chengalpattu
October rainfall
October hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Chengalpattu in October 2025.
Other monthly averages
Best places to visit in October
Chengalpattu weather stats
| Hottest month: | May | 37.7°C 99.9°F |
|---|---|---|
| Driest month: | March | 5mm 0.2ins |
| Sunniest month: | February | 9.9hrs |
| Coldest month: | January | 28.4°C 83.1°F |
| Wettest month: | November | 277mm 10.9ins |
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