London to Tumkur: time difference
Tumkur is 4 h 30 min ahead of London. 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.
London 03:58 3:58 AM Tumkur 08:28 8:28 AM You –:–
03:58 3:58 AM
British Summer Time · UTC+1
☀️ 07:28 · 🌙 18:05
08:28 8:28 AM
India Standard Time · UTC+5:30
☀️ 06:13 · 🌙 18:02
·
+4 h 30 min
Tumkur is 4 h 30 min ahead of London.
When you, London and Tumkur are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇬🇧 London
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
🇮🇳 Tumkur
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 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇬🇧 London | 🇮🇳 Tumkur |
|---|---|---|
| Local time | 03:58 | 08:28 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | British Summer Time | India Standard Time |
| UTC offset | UTC+1 | UTC+5:30 |
| Offset from London | — | +4 h 30 min |
| IANA zone | Europe/London | Asia/Kolkata |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 07:28 | 06:13 |
| Sunset | 18:05 | 18:02 |
| Daylight | 10 h 37 min | 11 h 50 min |
| People on this clock | 8,908,083 | 100,000 |
Compare London with another city
More comparisons with London: the time zones next to it and the far side of the clock.
Big time differences
London and Tumkur: common questions
How far ahead of London is Tumkur?
Tumkur is 4 hours and 30 minutes ahead of London: UTC+5:30 against UTC+1.
What time is it in Tumkur when it is 9:00 AM in London?
When it is 9:00 AM in London, it is 1:30 PM in Tumkur.
If it is 6:00 PM in London, what time is it in Tumkur?
At 6:00 PM in London, clocks in Tumkur show 10:30 PM.
Is there a time when both London and Tumkur are at work?
Yes: from 9:00 AM to 1:30 PM in London (1:30 PM to 6:00 PM in Tumkur), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Tumkur compared with London?
The new day starts in Tumkur earlier: at 7:30 PM in London it is already midnight there. Until 4:30 AM in Tumkur, London is still on the previous day.
Does the time gap between London and Tumkur change during the year?
Yes – daylight saving time is used in London but not in Tumkur. From October 25, 2026, Tumkur will be 5 hours and 30 minutes ahead of London.
