Reykjavik to San José: time difference
San José is 3 h behind Reykjavik. 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.
Reykjavik 20:49 8:49 PM San José 17:49 5:49 PM You –:–
20:49 8:49 PM
Greenwich Mean Time · UTC+0
☀️ 08:33 · 🌙 17:53
17:49 5:49 PM
Uruguay Standard Time · UTC-3
☀️ 06:00 · 🌙 19:05
·
−3 h
San José is 3 h behind Reykjavik.
When you, Reykjavik and San José are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇮🇸 Reykjavik
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
🇺🇾 San José
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 | 🇮🇸 Reykjavik | 🇺🇾 San José |
|---|---|---|
| Local time | 20:49 | 17:49 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 2026 |
| Time zone | Greenwich Mean Time | Uruguay Standard Time |
| UTC offset | UTC+0 | UTC-3 |
| Offset from Reykjavik | — | −3 h |
| IANA zone | Atlantic/Reykjavik | America/Montevideo |
| Daylight saving | Not observed | Not observed |
| Sunrise | 08:33 | 06:00 |
| Sunset | 17:53 | 19:05 |
| Daylight | 9 h 20 min | 13 h 6 min |
| People on this clock | 136,894 | 36,747 |
Compare Reykjavik with another city
More comparisons with Reykjavik: the time zones next to it and the far side of the clock.
Big time differences
Reykjavik and San José: common questions
How many hours behind Reykjavik is San José?
The clocks in San José are 3 hours behind those in Reykjavik (UTC−3 and UTC+0).
What time is it in San José when it is 9:00 AM in Reykjavik?
When it is 9:00 AM in Reykjavik, it is 6:00 AM in San José.
What time is it in San José when it is 6:00 PM in Reykjavik?
When it is 6:00 PM in Reykjavik, it is 3:00 PM in San José.
When is a good time to call San José from Reykjavik?
Between 12:00 PM and 6:00 PM in Reykjavik – that is 9:00 AM to 3:00 PM in San José – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in San José?
Until 3:00 AM in Reykjavik it is still the previous day in San José. The other way round, from 9:00 PM in San José it is already the next day in Reykjavik.
Does the time difference between Reykjavik and San José change?
No. Neither place uses daylight saving time, so the difference stays 3 hours all year.
