Weather in Chennai in January 2025
- January is usually the coldest month of the year in Chennai;
Average weather
Average temperature in Chennai in January
The expected average maximum temperature in January is +29°C with a maximum of +30°C and a minimum of +20°C.
The average maximum temperature goes up 0% by the end of the month, compared with the beginning of the month, from +30°C to +30°C.
Is Chennai warm or cold in January?
Chennai is typically warm in January.
Maximum temperatures go up compared to the previous month from +27°C to +27°C. The minimum temperature also goes down from +24°C to +23°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
January is the coldest month in Chennai, here is the comparison with other months:
Climate in Chennai in January
| December | January | February | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +27°C | +27°C | +28°C | ||||
| Min. temperature | ||||||
| +20°C | +19°C | +19°C | ||||
| Max. temperature | ||||||
| +31°C | +31°C | +33°C | ||||
| Rainfall | ||||||
| 109 mm | 17 mm | 10 mm | ||||
| Wind | ||||||
| 3 m/s | 2 m/s | 2 m/s | ||||
| Humidity | ||||||
| 79% | 77% | 77% | ||||
| Air pressure | ||||||
| 1012 HPa | 1013 HPa | 1012 HPa | ||||
| Sunny days | ||||||
| 3 | 7 | 13 | ||||
| Cloudy days | ||||||
| 15 | 18 | 11 | ||||
| Rainy days | ||||||
| 13 | 6 | 4 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
January often has better weather than December. The temperature levels stay the same in the area of +27°C for average maximum temperature during the day. As January arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 109 mm to 17 mm. It feels drier, as humidity decreases from 79% to 77%. Winds are calmer in comparison to December, going down from 3 m/s to 2 m/s on average. The good news is there are likely to be more sunny days in January, from 3 to 7.
February brings much the same weather, it remains good.
Wind
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 increasing during January, going from 2 m/s to 3 m/s over the course of the month.
Rain
How was the weather last January in Chennai?
Climate Change over Years
The climate in Chennai in January has not changed much over the last 43 years.
The average temperature was the lowest in 1989 (+29°C) and the highest in 2019 (+33°C). The driest year was 1982 with only 445 mm of rainfall, and the wettest year was 1996 with 1545 mm.
FAQ
Is January a good time to visit Chennai?
Can you sunbathe in Chennai in January?
Is Chennai rainy in January?
Is it sunny in Chennai in January?
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.