Nagapattinam to London: time difference
London is 4 h 30 min behind Nagapattinam. Live clocks for both, the working hours they share, and how each one sits against your own time.
−4 h 30 min
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Nagapattinam 03:27 3:27 AM London 22:57 10:57 PM You –:–
03:27 3:27 AM
India Standard Time · UTC+5:30
☀️ 06:01 · 🌙 17:52
22:57 10:57 PM
British Summer Time · UTC+1
☀️ 07:31 · 🌙 18:01
·
−4 h 30 min
London is 4 h 30 min behind Nagapattinam.
When you, Nagapattinam and London are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇮🇳 Nagapattinam
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇬🇧 London
19:30 7:30 PM 20:30 8:30 PM 21:30 9:30 PM 22:30 10:30 PM 23:30 11:30 PM 0:30 12:30 AM 1:30 1:30 AM 2:30 2:30 AM 3:30 3:30 AM 4:30 4:30 AM 5:30 5:30 AM 6:30 6:30 AM 7:30 7:30 AM 8:30 8:30 AM 9:30 9:30 AM 10:30 10:30 AM 11:30 11:30 AM 12:30 12:30 PM 13:30 1:30 PM 14:30 2:30 PM 15:30 3:30 PM 16:30 4:30 PM 17:30 5:30 PM 18:30 6:30 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇮🇳 Nagapattinam | 🇬🇧 London |
|---|---|---|
| Local time | 03:27 | 22:57 |
| Local date | Tuesday, October 20, 2026 | Monday, October 19, 2026 |
| Time zone | India Standard Time | British Summer Time |
| UTC offset | UTC+5:30 | UTC+1 |
| Offset from Nagapattinam | — | −4 h 30 min |
| IANA zone | Asia/Kolkata | Europe/London |
| Daylight saving | Not observed | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 06:01 | 07:31 |
| Sunset | 17:52 | 18:01 |
| Daylight | 11 h 51 min | 10 h 29 min |
| People on this clock | 102,900 | 8,908,083 |
Compare Nagapattinam with another city
More comparisons with Nagapattinam: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Nagapattinam and London: common questions
How many hours behind Nagapattinam is London?
The clocks in London are 4 hours and 30 minutes behind those in Nagapattinam (UTC+1 and UTC+5:30).
If it is 9:00 AM in Nagapattinam, what time is it in London?
At 9:00 AM in Nagapattinam, clocks in London show 4:30 AM.
What time is it in London when it is 6:00 PM in Nagapattinam?
When it is 6:00 PM in Nagapattinam, it is 1:30 PM in London.
Is there a time when both Nagapattinam and London are at work?
Yes: from 1:30 PM to 6:00 PM in Nagapattinam (9:00 AM to 1:30 PM in London), the working days (9:00 AM–6:00 PM) overlap.
When is it still the previous day in London?
Until 4:30 AM in Nagapattinam it is still the previous day in London. The other way round, from 7:30 PM in London it is already the next day in Nagapattinam.
Does the time gap between Nagapattinam and London change during the year?
Yes – daylight saving time is used in London but not in Nagapattinam. From October 25, 2026, London will be 5 hours and 30 minutes behind Nagapattinam.
