Chatou to Sofia: time difference
Sofia is 1 h ahead of Chatou. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇧🇬 Sofia, Bulgaria
48
- Eastern European Summer Time
- UTC+3
- Golden hour
☀️ 07:42 · 🌙 18:43 · 11 h 1 min
+1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Chatou 16:37 4:37 PM Sofia 17:37 5:37 PM You –:–
16:37 4:37 PM
Central European Summer Time · UTC+2
☀️ 08:15 · 🌙 19:00
17:37 5:37 PM
Eastern European Summer Time · UTC+3
☀️ 07:42 · 🌙 18:43
·
+1 h
Sofia is 1 h ahead of Chatou.
When you, Chatou and Sofia are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇫🇷 Chatou
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
🇧🇬 Sofia
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 | 🇫🇷 Chatou | 🇧🇬 Sofia |
|---|---|---|
| Local time | 16:37 | 17:37 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Central European Summer Time | Eastern European Summer Time |
| UTC offset | UTC+2 | UTC+3 |
| Offset from Chatou | — | +1 h |
| IANA zone | Europe/Paris | Europe/Sofia |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | On summer time → UTC+2, Oct 25, 03:00 |
| Sunrise | 08:15 | 07:42 |
| Sunset | 19:00 | 18:43 |
| Daylight | 10 h 45 min | 11 h 1 min |
| People on this clock | 29,649 | 1,286,383 |
Compare Chatou with another city
More comparisons with Chatou: the time zones next to it and the far side of the clock.
Big time differences
Chatou and Sofia: common questions
How far ahead of Chatou is Sofia?
Sofia is 1 hour ahead of Chatou: UTC+3 against UTC+2.
What time is it in Sofia at the start of the working day in Chatou?
The working day in Chatou starts at 9:00 AM; in Sofia it is 10:00 AM at that moment.
If it is 6:00 PM in Chatou, what time is it in Sofia?
At 6:00 PM in Chatou, clocks in Sofia show 7:00 PM.
When is a good time to call Sofia from Chatou?
Between 9:00 AM and 5:00 PM in Chatou – that is 10:00 AM to 6:00 PM in Sofia – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Sofia compared with Chatou?
The new day starts in Sofia earlier: at 11:00 PM in Chatou it is already midnight there. Until 1:00 AM in Sofia, Chatou is still on the previous day.
Does the time difference between Chatou and Sofia change?
No. The clocks in Chatou and in Sofia change on the same dates, so the difference stays 1 hour.
