San José to London: time difference
London is 3 h ahead of San José. 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.
San José 16:47 4:47 PM London 19:47 7:47 PM You –:–
16:47 4:47 PM
Uruguay Standard Time · UTC-3
☀️ 05:42 · 🌙 19:21
19:47 7:47 PM
Greenwich Mean Time · UTC+0
☀️ 07:03 · 🌙 16:27
·
+3 h
London is 3 h ahead of San José.
When you, San José 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
🇺🇾 San José
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 | 🇺🇾 San José | 🇬🇧 London |
|---|---|---|
| Local time | 16:47 | 19:47 |
| Local date | Friday, November 6, 2026 | Friday, November 6, 2026 |
| Time zone | Uruguay Standard Time | Greenwich Mean Time |
| UTC offset | UTC-3 | UTC+0 |
| Offset from San José | — | +3 h |
| IANA zone | America/Montevideo | Europe/London |
| Daylight saving | Not observed | On standard time → UTC+1, Mar 28, 02:00 |
| Sunrise | 05:42 | 07:03 |
| Sunset | 19:21 | 16:27 |
| Daylight | 13 h 39 min | 9 h 24 min |
| People on this clock | 36,747 | 8,908,083 |
Compare San José with another city
More comparisons with San José: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
San José and London: common questions
How far ahead of San José is London?
London is 3 hours ahead of San José: UTC+0 against UTC−3.
What time is it in London at the start of the working day in San José?
The working day in San José starts at 9:00 AM; in London it is 12:00 PM at that moment.
If it is 6:00 PM in San José, what time is it in London?
At 6:00 PM in San José, clocks in London show 9:00 PM.
When is a good time to call London from San José?
Between 9:00 AM and 3:00 PM in San José – that is 12:00 PM to 6:00 PM in London – both places are within working hours (9:00 AM–6:00 PM).
From what time in San José is it tomorrow in London?
Once it is 9:00 PM in San José, the date in London has already changed. Until 3:00 AM in London, it is still the previous day in San José.
Does the time gap between San José and London change during the year?
Yes – daylight saving time is used in London but not in San José. From March 28, 2027, London will be 4 hours ahead of San José.
