Tbilisi to Sao Tome and Principe: time difference
Sao Tome and Principe is 4 h behind Tbilisi. 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.
Tbilisi 10:54 10:54 AM Sao Tome and Principe 06:54 6:54 AM You –:–
10:54 10:54 AM
Georgia Standard Time · UTC+4
☀️ 07:07 · 🌙 18:30
06:54 6:54 AM
Greenwich Mean Time · UTC+0
☀️ 05:18 · 🌙 17:24
·
−4 h
Sao Tome and Principe is 4 h behind Tbilisi.
When you, Tbilisi and Sao Tome and Principe are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇬🇪 Tbilisi
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
🇸🇹 Sao Tome and Principe
20 8 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
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Time zones side by side
| Detail | 🇬🇪 Tbilisi | 🇸🇹 Sao Tome and Principe |
|---|---|---|
| Local time | 10:54 | 06:54 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Georgia Standard Time | Greenwich Mean Time |
| UTC offset | UTC+4 | UTC+0 |
| Offset from Tbilisi | — | −4 h |
| IANA zone | Asia/Tbilisi | Africa/Sao Tome |
| Daylight saving | Not observed | Not observed |
| Sunrise | 07:07 | 05:18 |
| Sunset | 18:30 | 17:24 |
| Daylight | 11 h 22 min | 12 h 6 min |
| People on this clock | 1,241,700 | 204,327 |
Compare Tbilisi with another city
More comparisons with Tbilisi: the time zones next to it and the far side of the clock.
Big time differences
Tbilisi and Sao Tome and Principe: common questions
How many hours behind Tbilisi is Sao Tome and Principe?
The clocks in Sao Tome and Principe are 4 hours behind those in Tbilisi (UTC+0 and UTC+4).
What time is it in Sao Tome and Principe at the start of the working day in Tbilisi?
The working day in Tbilisi starts at 9:00 AM; in Sao Tome and Principe it is 5:00 AM at that moment.
What time is it in Sao Tome and Principe when it is 6:00 PM in Tbilisi?
When it is 6:00 PM in Tbilisi, it is 2:00 PM in Sao Tome and Principe.
When do working hours in Tbilisi and in Sao Tome and Principe overlap?
Working hours (9:00 AM–6:00 PM) overlap from 1:00 PM to 6:00 PM in Tbilisi, which is 9:00 AM to 2:00 PM in Sao Tome and Principe.
When does the date change in Sao Tome and Principe compared with Tbilisi?
The new day starts in Sao Tome and Principe later: until 4:00 AM in Tbilisi, it is still the previous day there. From 8:00 PM in Sao Tome and Principe, Tbilisi is already on the next day.
Is the time difference between Tbilisi and Sao Tome and Principe the same all year?
Yes. Neither Tbilisi nor Sao Tome and Principe switches to summer time, so the gap is always 4 hours.
