🇸🇹 Sao Tome, Sao Tome and Principe
12
- Greenwich Mean Time
- UTC+0
- Daytime
☀️ 05:18 · 🌙 17:24 · 12 h 6 min
Sao Tome to Athens: time difference
Athens is 3 h ahead of Sao Tome. 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.
Sao Tome 12:14 12:14 PM Athens 15:14 3:14 PM You –:–
12:14 12:14 PM
Greenwich Mean Time · UTC+0
☀️ 05:18 · 🌙 17:24
15:14 3:14 PM
Eastern European Summer Time · UTC+3
☀️ 07:29 · 🌙 18:56
·
+3 h
Athens is 3 h ahead of Sao Tome.
When you, Sao Tome and Athens are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇸🇹 Sao Tome
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
🇬🇷 Athens
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 | 🇸🇹 Sao Tome | 🇬🇷 Athens |
|---|---|---|
| Local time | 12:14 | 15:14 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Greenwich Mean Time | Eastern European Summer Time |
| UTC offset | UTC+0 | UTC+3 |
| Offset from Sao Tome | — | +3 h |
| IANA zone | Africa/Sao Tome | Europe/Athens |
| Daylight saving | Not observed | On summer time → UTC+2, Oct 25, 03:00 |
| Sunrise | 05:18 | 07:29 |
| Sunset | 17:24 | 18:56 |
| Daylight | 12 h 6 min | 11 h 27 min |
| People on this clock | 53,300 | 3,090,508 |
Compare Sao Tome with another city
More comparisons with Sao Tome: the time zones next to it and the far side of the clock.
Big time differences
Sao Tome and Athens: common questions
What is the time difference between Sao Tome and Athens?
Athens is 3 hours ahead: it uses UTC+3, while Sao Tome is on UTC+0.
What time is it in Athens when it is 9:00 AM in Sao Tome?
When it is 9:00 AM in Sao Tome, it is 12:00 PM in Athens.
What time is it in Athens when it is 6:00 PM in Sao Tome?
When it is 6:00 PM in Sao Tome, it is 9:00 PM in Athens.
Is there a time when both Sao Tome and Athens are at work?
Yes: from 9:00 AM to 3:00 PM in Sao Tome (12:00 PM to 6:00 PM in Athens), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Athens compared with Sao Tome?
The new day starts in Athens earlier: at 9:00 PM in Sao Tome it is already midnight there. Until 3:00 AM in Athens, Sao Tome is still on the previous day.
Does the time difference between Sao Tome and Athens change?
Yes. The clocks change only in Athens. From October 25, 2026, Athens will be 2 hours ahead of Sao Tome.
