Kalmunai to Sofia: time difference
Sofia is 2 h 30 min behind Kalmunai. Live clocks for both, the working hours they share, and how each one sits against your own time.
−2 h 30 min
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Kalmunai 18:34 6:34 PM Sofia 16:04 4:04 PM You –:–
18:34 6:34 PM
India Standard Time · UTC+5:30
☀️ 05:50 · 🌙 17:47
16:04 4:04 PM
Eastern European Summer Time · UTC+3
☀️ 07:44 · 🌙 18:42
·
−2 h 30 min
Sofia is 2 h 30 min behind Kalmunai.
When you, Kalmunai 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
🇱🇰 Kalmunai
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
21:30 9:30 PM 22:30 10:30 PM 23:30 11:30 PM 0:30 12:30 AM 1:30 1:30 AM 2:30 2:30 AM 3:30 3:30 AM 4:30 4:30 AM 5:30 5:30 AM 6:30 6:30 AM 7:30 7:30 AM 8:30 8:30 AM 9:30 9:30 AM 10:30 10:30 AM 11:30 11:30 AM 12:30 12:30 PM 13:30 1:30 PM 14:30 2:30 PM 15:30 3:30 PM 16:30 4:30 PM 17:30 5:30 PM 18:30 6:30 PM 19:30 7:30 PM 20:30 8:30 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇱🇰 Kalmunai | 🇧🇬 Sofia |
|---|---|---|
| Local time | 18:34 | 16:04 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | India Standard Time | Eastern European Summer Time |
| UTC offset | UTC+5:30 | UTC+3 |
| Offset from Kalmunai | — | −2 h 30 min |
| IANA zone | Asia/Colombo | Europe/Sofia |
| Daylight saving | Not observed | On summer time → UTC+2, Oct 25, 03:00 |
| Sunrise | 05:50 | 07:44 |
| Sunset | 17:47 | 18:42 |
| Daylight | 11 h 57 min | 10 h 58 min |
| People on this clock | 25,000 | 1,286,383 |
Compare Kalmunai with another city
More comparisons with Kalmunai: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Kalmunai and Sofia: common questions
What is the time difference between Kalmunai and Sofia?
Sofia is 2 hours and 30 minutes behind: it uses UTC+3, while Kalmunai is on UTC+5:30.
What time is it in Sofia at the start of the working day in Kalmunai?
The working day in Kalmunai starts at 9:00 AM; in Sofia it is 6:30 AM at that moment.
If it is 6:00 PM in Kalmunai, what time is it in Sofia?
At 6:00 PM in Kalmunai, clocks in Sofia show 3:30 PM.
Is there a time when both Kalmunai and Sofia are at work?
Yes: from 11:30 AM to 6:00 PM in Kalmunai (9:00 AM to 3:30 PM in Sofia), the working days (9:00 AM–6:00 PM) overlap.
When is it still the previous day in Sofia?
Until 2:30 AM in Kalmunai it is still the previous day in Sofia. The other way round, from 9:30 PM in Sofia it is already the next day in Kalmunai.
Is the time difference between Kalmunai and Sofia the same all year?
No. Only Sofia switches to summer time, so the gap changes twice a year. From October 25, 2026, Sofia will be 3 hours and 30 minutes behind Kalmunai.
