🇮🇳 Kolkata (Calcutta), India
44
- India Standard Time
- UTC+5:30
- Daytime
☀️ 05:32 · 🌙 17:17 · 11 h 46 min
Kolkata (Calcutta) to Phuket: time difference
Phuket is 1 h 30 min ahead of Kolkata (Calcutta). 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.
Kolkata (Calcutta) 10:32 10:32 AM Phuket 12:02 12:02 PM You –:–
10:32 10:32 AM
India Standard Time · UTC+5:30
☀️ 05:32 · 🌙 17:17
12:02 12:02 PM
Indochina Time · UTC+7
☀️ 06:14 · 🌙 18:14
·
+1 h 30 min
Phuket is 1 h 30 min ahead of Kolkata (Calcutta).
When you, Kolkata (Calcutta) and Phuket are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇮🇳 Kolkata (Calcutta)
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
🇹🇭 Phuket
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 21:30 9:30 PM 22:30 10:30 PM 23:30 11:30 PM 0:30 12:30 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇮🇳 Kolkata (Calcutta) | 🇹🇭 Phuket |
|---|---|---|
| Local time | 10:32 | 12:02 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | India Standard Time | Indochina Time |
| UTC offset | UTC+5:30 | UTC+7 |
| Offset from Kolkata (Calcutta) | — | +1 h 30 min |
| IANA zone | Asia/Kolkata | Asia/Bangkok |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:32 | 06:14 |
| Sunset | 17:17 | 18:14 |
| Daylight | 11 h 46 min | 12 h |
| People on this clock | 4,486,679 | 79,308 |
Compare Kolkata (Calcutta) with another city
More comparisons with Kolkata (Calcutta): the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Kolkata (Calcutta) and Phuket: common questions
What is the time difference between Kolkata (Calcutta) and Phuket?
Phuket is 1 hour and 30 minutes ahead: it uses UTC+7, while Kolkata is on UTC+5:30.
What time is it in Phuket at the start of the working day in Kolkata (Calcutta)?
The working day in Kolkata starts at 9:00 AM; in Phuket it is 10:30 AM at that moment.
What time is it in Phuket when it is 6:00 PM in Kolkata (Calcutta)?
When it is 6:00 PM in Kolkata, it is 7:30 PM in Phuket.
Is there a time when both Kolkata (Calcutta) and Phuket are at work?
Yes: from 9:00 AM to 4:30 PM in Kolkata (10:30 AM to 6:00 PM in Phuket), the working days (9:00 AM–6:00 PM) overlap.
When is it already the next day in Phuket?
From 10:30 PM in Kolkata (Calcutta) it is already the next day in Phuket. The other way round, until 1:30 AM in Phuket it is still the previous day in Kolkata.
Does the time gap between Kolkata (Calcutta) and Phuket change during the year?
No, the clocks change neither in Kolkata nor in Phuket, so the gap is 1 hour and 30 minutes all year round.
