Diadema to London: time difference
London is 3 h ahead of Diadema. Live clocks for both, the working hours they share, and how each one sits against your own time.
+3 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Diadema 05:01 5:01 AM London 08:01 8:01 AM You –:–
05:01 5:01 AM
Brasilia Standard Time · UTC-3
☀️ 05:18 · 🌙 18:24
08:01 8:01 AM
Greenwich Mean Time · UTC+0
☀️ 07:03 · 🌙 16:27
·
+3 h
London is 3 h ahead of Diadema.
When you, Diadema 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
🇧🇷 Diadema
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
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 0 12 AM 1 1 AM 2 2 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇧🇷 Diadema | 🇬🇧 London |
|---|---|---|
| Local time | 05:01 | 08:01 |
| Local date | Friday, November 6, 2026 | Friday, November 6, 2026 |
| Time zone | Brasilia Standard Time | Greenwich Mean Time |
| UTC offset | UTC-3 | UTC+0 |
| Offset from Diadema | — | +3 h |
| IANA zone | America/Sao Paulo | Europe/London |
| Daylight saving | Not observed | On standard time → UTC+1, Mar 28, 02:00 |
| Sunrise | 05:18 | 07:03 |
| Sunset | 18:24 | 16:27 |
| Daylight | 13 h 5 min | 9 h 24 min |
| People on this clock | 393,237 | 8,908,083 |
Compare Diadema with another city
More comparisons with Diadema: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Diadema and London: common questions
What is the time difference between Diadema and London?
London is 3 hours ahead: it uses UTC+0, while Diadema is on UTC−3.
If it is 9:00 AM in Diadema, what time is it in London?
At 9:00 AM in Diadema, clocks in London show 12:00 PM.
If it is 6:00 PM in Diadema, what time is it in London?
At 6:00 PM in Diadema, clocks in London show 9:00 PM.
Is there a time when both Diadema and London are at work?
Yes: from 9:00 AM to 3:00 PM in Diadema (12:00 PM to 6:00 PM in London), the working days (9:00 AM–6:00 PM) overlap.
From what time in Diadema is it tomorrow in London?
Once it is 9:00 PM in Diadema, the date in London has already changed. Until 3:00 AM in London, it is still the previous day in Diadema.
Does the time difference between Diadema and London change?
Yes. The clocks change only in London. From March 28, 2027, London will be 4 hours ahead of Diadema.
