Time in Tamil Nadu, India 🇮🇳
The current local time in Tamil Nadu, India is anchored on Chennai. The state uses the Asia/Kolkata time zone (UTC +05:30).
Tamil Nadu local time
Thursday, 22 October 2026 IST
State information
Tamil Nadu
State of India
Population: 72,147,030
Public holidays in Tamil Nadu in 2026
7 public holidays apply in Tamil Nadu, 1 of them regional (marked below) and not observed across all of India.
| Date | Holiday | |
|---|---|---|
| Mon 26 Jan | Republic Day | |
| Fri 3 Apr | Good Friday | |
| Tue 14 Apr | Ambedkar Jayanti | |
| Fri 1 May | Labour Day | Regional |
| Sat 15 Aug | Independence Day | |
| Fri 2 Oct | Gandhi Jayanti | |
| Fri 25 Dec | Christmas Day |
Tamil Nadu vs. major cities
How far Tamil Nadu is from the world's main business centres right now, what time it is there when the working day starts in Tamil Nadu, and which hours of a 09:00–17:00 day the two places share. Daylight saving changes are applied automatically.
| City | Difference | At 09:00 in Tamil Nadu | Shared office hours |
|---|---|---|---|
| New York · United States | −9:30 h | 23:30 (prev. day) | None |
| Los Angeles · United States | −12:30 h | 20:30 (prev. day) | None |
| São Paulo · Brazil | −8:30 h | 00:30 | None |
| London · United Kingdom | −4:30 h | 04:30 | 13:30–17:00 |
| Paris · France | −3:30 h | 05:30 | 12:30–17:00 |
| Johannesburg · South Africa | −3:30 h | 05:30 | 12:30–17:00 |
| Dubai · United Arab Emirates | −1:30 h | 07:30 | 10:30–17:00 |
| Singapore · Singapore | +2:30 h | 11:30 | 09:00–14:30 |
| Beijing · China | +2:30 h | 11:30 | 09:00–14:30 |
| Tokyo · Japan | +3:30 h | 12:30 | 09:00–13:30 |
Shared office hours are shown in Tamil Nadu time. Compare any set of cities hour by hour in the time zone converter, or pick a slot that suits everyone with the event planner.
Clock changes in Tamil Nadu
Tamil Nadu has kept the same UTC +05:30 offset without daylight saving time since at least 1970.
No clock changes are scheduled in 2026 or 2027: Tamil Nadu stays on UTC +05:30 all year.
Source: IANA tz database, as shipped with the Unicode ICU library.
Other cities in the same time zone
Tamil Nadu time questions
- What time zone is Tamil Nadu in?
- Tamil Nadu uses the Asia/Kolkata time zone: UTC +05:30.
- Does Tamil Nadu observe daylight saving time?
- No. Tamil Nadu keeps the same clock all year, so its time difference with places that do change (in India or abroad) shifts by an hour twice a year.
- How many public holidays does Tamil Nadu have in 2026?
- 7 public holidays apply in Tamil Nadu in 2026, including 1 that are not on the national list: Labour Day (Friday 1 May).
Explore Tamil Nadu
More on Tamil Nadu: the country overview, the exact IANA zone, and tools for Chennai.