London to Castanhal: time difference
Castanhal is 3 h behind London. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
London 14:41 2:41 PM Castanhal 11:41 11:41 AM You –:–
14:41 2:41 PM
Greenwich Mean Time · UTC+0
☀️ 07:03 · 🌙 16:27
11:41 11:41 AM
Brasilia Standard Time · UTC-3
☀️ 05:51 · 🌙 18:01
·
−3 h
Castanhal is 3 h behind London.
When you, London and Castanhal 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
🇧🇷 Castanhal
21 9 PM 22 10 PM 23 11 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇬🇧 London | 🇧🇷 Castanhal |
|---|---|---|
| Local time | 14:41 | 11:41 |
| Local date | Friday, November 6, 2026 | Friday, November 6, 2026 |
| Time zone | Greenwich Mean Time | Brasilia Standard Time |
| UTC offset | UTC+0 | UTC-3 |
| Offset from London | — | −3 h |
| IANA zone | Europe/London | America/Belem |
| Daylight saving | On standard time → UTC+1, Mar 28, 02:00 | Not observed |
| Sunrise | 07:03 | 05:51 |
| Sunset | 16:27 | 18:01 |
| Daylight | 9 h 24 min | 12 h 10 min |
| People on this clock | 8,908,083 | 192,256 |
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 Castanhal: common questions
How far behind London is Castanhal?
Castanhal is 3 hours behind London: UTC−3 against UTC+0.
What time is it in Castanhal when it is 9:00 AM in London?
When it is 9:00 AM in London, it is 6:00 AM in Castanhal.
If it is 6:00 PM in London, what time is it in Castanhal?
At 6:00 PM in London, clocks in Castanhal show 3:00 PM.
When do working hours in London and in Castanhal overlap?
Working hours (9:00 AM–6:00 PM) overlap from 12:00 PM to 6:00 PM in London, which is 9:00 AM to 3:00 PM in Castanhal.
When is it still the previous day in Castanhal?
Until 3:00 AM in London it is still the previous day in Castanhal. The other way round, from 9:00 PM in Castanhal it is already the next day in London.
Is the time difference between London and Castanhal the same all year?
No. Only London switches to summer time, so the gap changes twice a year. From March 28, 2027, Castanhal will be 4 hours behind London.
