Tbilisi to Castelo Branco: time difference
Castelo Branco is 3 h behind Tbilisi. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇵🇹 Castelo Branco, Portugal
00
- Western European Summer Time
- UTC+1
- Daytime
☀️ 07:45 · 🌙 18:46 · 11 h 2 min
−3 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Tbilisi 17:18 5:18 PM Castelo Branco 14:18 2:18 PM You –:–
17:18 5:18 PM
Georgia Standard Time · UTC+4
☀️ 07:18 · 🌙 18:15
14:18 2:18 PM
Western European Summer Time · UTC+1
☀️ 07:45 · 🌙 18:46
·
−3 h
Castelo Branco is 3 h behind Tbilisi.
When you, Tbilisi and Castelo Branco 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
🇵🇹 Castelo Branco
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 | 🇬🇪 Tbilisi | 🇵🇹 Castelo Branco |
|---|---|---|
| Local time | 17:18 | 14:18 |
| 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 | 07:45 |
| Sunset | 18:15 | 18:46 |
| Daylight | 10 h 58 min | 11 h 2 min |
| People on this clock | 1,241,700 | 52,291 |
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 Castelo Branco: common questions
How many hours behind Tbilisi is Castelo Branco?
The clocks in Castelo Branco are 3 hours behind those in Tbilisi (UTC+1 and UTC+4).
If it is 9:00 AM in Tbilisi, what time is it in Castelo Branco?
At 9:00 AM in Tbilisi, clocks in Castelo Branco show 6:00 AM.
If it is 6:00 PM in Tbilisi, what time is it in Castelo Branco?
At 6:00 PM in Tbilisi, clocks in Castelo Branco show 3:00 PM.
Is there a time when both Tbilisi and Castelo Branco are at work?
Yes: from 12:00 PM to 6:00 PM in Tbilisi (9:00 AM to 3:00 PM in Castelo Branco), the working days (9:00 AM–6:00 PM) overlap.
Until what time in Tbilisi is it still yesterday in Castelo Branco?
Before 3:00 AM in Tbilisi, the date in Castelo Branco has not changed yet. From 9:00 PM in Castelo Branco, it is already the next day in Tbilisi.
Does the time difference between Tbilisi and Castelo Branco change?
Yes. The clocks change only in Castelo Branco. From October 25, 2026, Castelo Branco will be 4 hours behind Tbilisi.
