Kastoria to Tbilisi: time difference
Tbilisi is 1 h ahead of Kastoria. 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.
Kastoria 00:44 12:44 AM Tbilisi 01:44 1:44 AM You –:–
00:44 12:44 AM
Eastern European Summer Time · UTC+3
☀️ 07:48 · 🌙 18:54
01:44 1:44 AM
Georgia Standard Time · UTC+4
☀️ 07:16 · 🌙 18:17
·
+1 h
Tbilisi is 1 h ahead of Kastoria.
When you, Kastoria and Tbilisi are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇬🇷 Kastoria
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
🇬🇪 Tbilisi
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 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇬🇷 Kastoria | 🇬🇪 Tbilisi |
|---|---|---|
| Local time | 00:44 | 01:44 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Eastern European Summer Time | Georgia Standard Time |
| UTC offset | UTC+3 | UTC+4 |
| Offset from Kastoria | — | +1 h |
| IANA zone | Europe/Athens | Asia/Tbilisi |
| Daylight saving | On summer time → UTC+2, Oct 25, 03:00 | Not observed |
| Sunrise | 07:48 | 07:16 |
| Sunset | 18:54 | 18:17 |
| Daylight | 11 h 6 min | 11 h |
| People on this clock | 13,387 | 1,241,700 |
Compare Kastoria with another city
More comparisons with Kastoria: the time zones next to it and the far side of the clock.
Big time differences
Kastoria and Tbilisi: common questions
What is the time difference between Kastoria and Tbilisi?
Tbilisi is 1 hour ahead: it uses UTC+4, while Kastoria is on UTC+3.
What time is it in Tbilisi at the start of the working day in Kastoria?
The working day in Kastoria starts at 9:00 AM; in Tbilisi it is 10:00 AM at that moment.
If it is 6:00 PM in Kastoria, what time is it in Tbilisi?
At 6:00 PM in Kastoria, clocks in Tbilisi show 7:00 PM.
Is there a time when both Kastoria and Tbilisi are at work?
Yes: from 9:00 AM to 5:00 PM in Kastoria (10:00 AM to 6:00 PM in Tbilisi), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Tbilisi compared with Kastoria?
The new day starts in Tbilisi earlier: at 11:00 PM in Kastoria it is already midnight there. Until 1:00 AM in Tbilisi, Kastoria is still on the previous day.
Does the time difference between Kastoria and Tbilisi change?
Yes. The clocks change only in Kastoria. From October 25, 2026, Tbilisi will be 2 hours ahead of Kastoria.
