Kourou to Reykjavik: time difference
Reykjavik is 3 h ahead of Kourou. 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.
Kourou 01:04 1:04 AM Reykjavik 04:04 4:04 AM You –:–
01:04 1:04 AM
French Guiana Time · UTC-3
☀️ 06:17 · 🌙 18:19
04:04 4:04 AM
Greenwich Mean Time · UTC+0
☀️ 08:03 · 🌙 18:28
·
+3 h
Reykjavik is 3 h ahead of Kourou.
When you, Kourou and Reykjavik are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇬🇫 Kourou
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
🇮🇸 Reykjavik
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 | 🇬🇫 Kourou | 🇮🇸 Reykjavik |
|---|---|---|
| Local time | 01:04 | 04:04 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | French Guiana Time | Greenwich Mean Time |
| UTC offset | UTC-3 | UTC+0 |
| Offset from Kourou | — | +3 h |
| IANA zone | America/Cayenne | Atlantic/Reykjavik |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:17 | 08:03 |
| Sunset | 18:19 | 18:28 |
| Daylight | 12 h 2 min | 10 h 25 min |
| People on this clock | 24,903 | 136,894 |
Compare Kourou with another city
More comparisons with Kourou: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Kourou and Reykjavik: common questions
What is the time difference between Kourou and Reykjavik?
Reykjavik is 3 hours ahead: it uses UTC+0, while Kourou is on UTC−3.
If it is 9:00 AM in Kourou, what time is it in Reykjavik?
At 9:00 AM in Kourou, clocks in Reykjavik show 12:00 PM.
If it is 6:00 PM in Kourou, what time is it in Reykjavik?
At 6:00 PM in Kourou, clocks in Reykjavik show 9:00 PM.
When do working hours in Kourou and in Reykjavik overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 3:00 PM in Kourou, which is 12:00 PM to 6:00 PM in Reykjavik.
From what time in Kourou is it tomorrow in Reykjavik?
Once it is 9:00 PM in Kourou, the date in Reykjavik has already changed. Until 3:00 AM in Reykjavik, it is still the previous day in Kourou.
Does the time difference between Kourou and Reykjavik change?
No. Neither place uses daylight saving time, so the difference stays 3 hours all year.
