Tbilisi to Katerini: time difference
Katerini is 1 h behind Tbilisi. Live clocks for both, the working hours they share, and how each one sits against your own time.
−1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Tbilisi 04:22 4:22 AM Katerini 03:22 3:22 AM You –:–
04:22 4:22 AM
Georgia Standard Time · UTC+4
☀️ 07:16 · 🌙 18:17
03:22 3:22 AM
Eastern European Summer Time · UTC+3
☀️ 07:44 · 🌙 18:48
·
−1 h
Katerini is 1 h behind Tbilisi.
When you, Tbilisi and Katerini 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
🇬🇷 Katerini
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 21 9 PM 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇬🇪 Tbilisi | 🇬🇷 Katerini |
|---|---|---|
| Local time | 04:22 | 03:22 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Georgia Standard Time | Eastern European Summer Time |
| UTC offset | UTC+4 | UTC+3 |
| Offset from Tbilisi | — | −1 h |
| IANA zone | Asia/Tbilisi | Europe/Athens |
| Daylight saving | Not observed | On summer time → UTC+2, Oct 25, 03:00 |
| Sunrise | 07:16 | 07:44 |
| Sunset | 18:17 | 18:48 |
| Daylight | 11 h | 11 h 3 min |
| People on this clock | 1,241,700 | 56,000 |
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 Katerini: common questions
How many hours behind Tbilisi is Katerini?
The clocks in Katerini are 1 hour behind those in Tbilisi (UTC+3 and UTC+4).
What time is it in Katerini at the start of the working day in Tbilisi?
The working day in Tbilisi starts at 9:00 AM; in Katerini it is 8:00 AM at that moment.
What time is it in Katerini when it is 6:00 PM in Tbilisi?
When it is 6:00 PM in Tbilisi, it is 5:00 PM in Katerini.
When do working hours in Tbilisi and in Katerini overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Tbilisi, which is 9:00 AM to 5:00 PM in Katerini.
Until what time in Tbilisi is it still yesterday in Katerini?
Before 1:00 AM in Tbilisi, the date in Katerini has not changed yet. From 11:00 PM in Katerini, it is already the next day in Tbilisi.
Does the time gap between Tbilisi and Katerini change during the year?
Yes – daylight saving time is used in Katerini but not in Tbilisi. From October 25, 2026, Katerini will be 2 hours behind Tbilisi.
