Tbilisi to Santarem: time difference
Santarem is 3 h behind Tbilisi. 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.
Tbilisi 08:42 8:42 AM Santarem 05:42 5:42 AM You –:–
08:42 8:42 AM
Georgia Standard Time · UTC+4
☀️ 07:18 · 🌙 18:15
05:42 5:42 AM
Western European Summer Time · UTC+1
☀️ 07:49 · 🌙 18:52
·
−3 h
Santarem is 3 h behind Tbilisi.
When you, Tbilisi and Santarem 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
🇵🇹 Santarem
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
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Time zones side by side
| Detail | 🇬🇪 Tbilisi | 🇵🇹 Santarem |
|---|---|---|
| Local time | 08:42 | 05:42 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Georgia Standard Time | Western European Summer Time |
| UTC offset | UTC+4 | UTC+1 |
| Offset from Tbilisi | — | −3 h |
| IANA zone | Asia/Tbilisi | Europe/Lisbon |
| Daylight saving | Not observed | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 07:18 | 07:49 |
| Sunset | 18:15 | 18:52 |
| Daylight | 10 h 58 min | 11 h 3 min |
| People on this clock | 1,241,700 | 58,671 |
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 Santarem: common questions
What is the time difference between Tbilisi and Santarem?
Santarem is 3 hours behind: it uses UTC+1, while Tbilisi is on UTC+4.
What time is it in Santarem at the start of the working day in Tbilisi?
The working day in Tbilisi starts at 9:00 AM; in Santarem it is 6:00 AM at that moment.
What time is it in Santarem at the end of the working day in Tbilisi?
The working day in Tbilisi ends at 6:00 PM; in Santarem it is 3:00 PM at that moment.
Is there a time when both Tbilisi and Santarem are at work?
Yes: from 12:00 PM to 6:00 PM in Tbilisi (9:00 AM to 3:00 PM in Santarem), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Santarem compared with Tbilisi?
The new day starts in Santarem later: until 3:00 AM in Tbilisi, it is still the previous day there. From 9:00 PM in Santarem, Tbilisi is already on the next day.
Is the time difference between Tbilisi and Santarem the same all year?
No. Only Santarem switches to summer time, so the gap changes twice a year. From October 25, 2026, Santarem will be 4 hours behind Tbilisi.
