Istanbul to Katowice: time difference
Katowice is 1 h behind Istanbul. 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.
Istanbul 08:09 8:09 AM Katowice 07:09 7:09 AM You –:–
08:09 8:09 AM
GMT+03:00 · UTC+3
☀️ 07:10 · 🌙 18:33
07:09 7:09 AM
Central European Summer Time · UTC+2
☀️ 06:58 · 🌙 18:05
·
−1 h
Katowice is 1 h behind Istanbul.
When you, Istanbul and Katowice are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇹🇷 Istanbul
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
🇵🇱 Katowice
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 | 🇹🇷 Istanbul | 🇵🇱 Katowice |
|---|---|---|
| Local time | 08:09 | 07:09 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | GMT+03:00 | Central European Summer Time |
| UTC offset | UTC+3 | UTC+2 |
| Offset from Istanbul | — | −1 h |
| IANA zone | Europe/Istanbul | Europe/Warsaw |
| Daylight saving | Not observed | On summer time → UTC+1, Oct 25, 02:00 |
| Sunrise | 07:10 | 06:58 |
| Sunset | 18:33 | 18:05 |
| Daylight | 11 h 23 min | 11 h 7 min |
| People on this clock | 15,701,602 | 286,960 |
Compare Istanbul with another city
More comparisons with Istanbul: the time zones next to it and the far side of the clock.
Big time differences
Istanbul and Katowice: common questions
How many hours behind Istanbul is Katowice?
The clocks in Katowice are 1 hour behind those in Istanbul (UTC+2 and UTC+3).
What time is it in Katowice at the start of the working day in Istanbul?
The working day in Istanbul starts at 9:00 AM; in Katowice it is 8:00 AM at that moment.
If it is 6:00 PM in Istanbul, what time is it in Katowice?
At 6:00 PM in Istanbul, clocks in Katowice show 5:00 PM.
Is there a time when both Istanbul and Katowice are at work?
Yes: from 10:00 AM to 6:00 PM in Istanbul (9:00 AM to 5:00 PM in Katowice), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Katowice compared with Istanbul?
The new day starts in Katowice later: until 1:00 AM in Istanbul, it is still the previous day there. From 11:00 PM in Katowice, Istanbul is already on the next day.
Is the time difference between Istanbul and Katowice the same all year?
No. Only Katowice switches to summer time, so the gap changes twice a year. From October 25, 2026, Katowice will be 2 hours behind Istanbul.
