Current Time in Kolkata, India
The current accurate time in Kolkata, India, is tracked here with a live clock with seconds for real-time accuracy. Kolkata follows the India Standard Time (IST) and is currently operating at UTC+05:30. This location does not currently observe daylight saving time, which helps keep local time more stable throughout the year. Kolkata is an important metro in eastern India, so local time matters for regional coordination, business operations, and domestic travel planning. Understanding the local time in Kolkata helps with meeting planning, travel coordination, global teamwork, market tracking, and cross-border communication.
Major Time Zones
Daylight Saving Time in Kolkata
Track the next DST change and see how the offset updates in Kolkata.
Quick Time Insights for Kolkata
These quick insights show the time difference in Kolkata right now, whether Kolkata is ahead of or behind other major cities, what time it is in Kolkata when another city reaches 9:00 AM, and the best time to call Kolkata from major global locations.
New York
Right now, Kolkata is 9 hours 30 minutes ahead of New York.
When it is 9:00 AM in New York , it is usually 6:30 PM in Kolkata.
The best time to call Kolkata from New York is often around 7:30 AM to 1:30 PM in New York time.
Typical working hours overlap between Kolkata and New York is around 7:00 AM to 7:30 AM in New York time.
London
Right now, Kolkata is 4 hours 30 minutes ahead of London.
When it is 9:00 AM in London , it is usually 1:30 PM in Kolkata.
The best time to call Kolkata from London is often around 12:30 PM to 6:30 PM in London time.
Typical working hours overlap between Kolkata and London is around 7:00 AM to 12:30 PM in London time.
Dubai
Right now, Kolkata is 1 hours 30 minutes ahead of Dubai.
When it is 9:00 AM in Dubai , it is usually 10:30 AM in Kolkata.
The best time to call Kolkata from Dubai is often around 3:30 PM to 9:30 PM in Dubai time.
Typical working hours overlap between Kolkata and Dubai is around 7:30 AM to 3:30 PM in Dubai time.
Mumbai
Right now, Kolkata is at the same time as Mumbai.
When it is 9:00 AM in Mumbai , it is usually 9:00 AM in Kolkata.
The best time to call Kolkata from Mumbai is often around 5:00 PM to 11:00 PM in Mumbai time.
Typical working hours overlap between Kolkata and Mumbai is around 9:00 AM to 5:00 PM in Mumbai time.
Seoul
Right now, Kolkata is 3 hours 30 minutes behind Seoul.
When it is 9:00 AM in Seoul , it is usually 5:30 AM in Kolkata.
The best time to call Kolkata from Seoul is often around 8:30 PM to 11:00 PM in Seoul time.
Typical working hours overlap between Kolkata and Seoul is around 12:30 PM to 8:30 PM in Seoul time.
Singapore
Right now, Kolkata is 2 hours 30 minutes behind Singapore.
When it is 9:00 AM in Singapore , it is usually 6:30 AM in Kolkata.
The best time to call Kolkata from Singapore is often around 7:30 PM to 11:00 PM in Singapore time.
Typical working hours overlap between Kolkata and Singapore is around 11:30 AM to 7:30 PM in Singapore time.
Map of Kolkata, India
View the location of Kolkata on the map.
Time Difference Between Kolkata and Major Cities
| City | Country | Time zone | Kolkata on IST (UTC+5:30) | Kolkata on IST (UTC+5:30) |
|---|---|---|---|---|
| Los Angeles | United States | UTC-8 / UTC-7 | Los Angeles -13 hours 30 minutes | Los Angeles -12 hours 30 minutes |
| London | United Kingdom | UTC+0 / UTC+1 | London -5 hours 30 minutes | London -4 hours 30 minutes |
| New York | United States | UTC-5 / UTC-4 | New York -10 hours 30 minutes | New York -9 hours 30 minutes |
| Toronto | Canada | UTC-5 / UTC-4 | Toronto -10 hours 30 minutes | Toronto -9 hours 30 minutes |
| Paris | France | UTC+1 / UTC+2 | Paris -4 hours 30 minutes | Paris -3 hours 30 minutes |
| Dubai | United Arab Emirates | UTC+4 | Dubai -1 hours 30 minutes | Dubai -1 hours 30 minutes |
| Mumbai | India | UTC+5:30 | Mumbai same time | Mumbai same time |
| Singapore | Singapore | UTC+8 | Singapore +2 hours 30 minutes | Singapore +2 hours 30 minutes |
| Tokyo | Japan | UTC+9 | Tokyo +3 hours 30 minutes | Tokyo +3 hours 30 minutes |
| Sydney | Australia | UTC+10 / UTC+11 | Sydney +4 hours 30 minutes | Sydney +5 hours 30 minutes |
| Johannesburg | South Africa | UTC+2 | Johannesburg -3 hours 30 minutes | Johannesburg -3 hours 30 minutes |
| Chicago | United States | UTC-6 / UTC-5 | Chicago -11 hours 30 minutes | Chicago -10 hours 30 minutes |
| Mexico City | Mexico | UTC-6 | Mexico City -11 hours 30 minutes | Mexico City -11 hours 30 minutes |
| Berlin | Germany | UTC+1 / UTC+2 | Berlin -4 hours 30 minutes | Berlin -3 hours 30 minutes |
| Madrid | Spain | UTC+1 / UTC+2 | Madrid -4 hours 30 minutes | Madrid -3 hours 30 minutes |
| Rome | Italy | UTC+1 / UTC+2 | Rome -4 hours 30 minutes | Rome -3 hours 30 minutes |
| Istanbul | Turkey | UTC+3 | Istanbul -2 hours 30 minutes | Istanbul -2 hours 30 minutes |
| Bangkok | Thailand | UTC+7 | Bangkok +1 hours 30 minutes | Bangkok +1 hours 30 minutes |
| Seoul | South Korea | UTC+9 | Seoul +3 hours 30 minutes | Seoul +3 hours 30 minutes |
| Beijing | China | UTC+8 | Beijing +2 hours 30 minutes | Beijing +2 hours 30 minutes |
Business Hours Overlap Between Kolkata and Major Cities
View how working hours in Kolkata align with other major global cities to plan meetings efficiently.
| City | Country | Business Hours | In Kolkata Time | Overlap |
|---|
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On this page
About Kolkata Time
The local time in Kolkata, India is based on the Asia/Kolkata time zone and currently follows that local time standard, running at UTC+05:30. Kolkata does not currently observe daylight saving time, which helps keep local time more stable and predictable throughout the year. India uses a single national time standard across the country, creating a distinctive half-hour offset that remains consistent all year. India Standard Time uses a distinctive UTC+5:30 offset, which is unusual compared with full-hour offsets used in many other countries. Kolkata can be ahead of some regions and behind others depending on the comparison city and the time of year. This makes accurate time conversion important for travel, remote work, and international communication. Right now and today, exact differences depend on UTC offset, daylight saving behavior, and the city you compare against. This is especially useful for remote work, outsourcing coordination, domestic scheduling, and travel planning. This helps answer searches like current time in Kolkata right now, Kolkata time zone, and Kolkata time currently. It also supports searches like what is the UTC offset of Kolkata, time difference between Kolkata and other cities today, and best time to call Kolkata.
Kolkata UTC Offset
The UTC offset of Kolkata is currently UTC+05:30, which shows how far local time is ahead of or behind Coordinated Universal Time (UTC) right now. Since Kolkata does not currently observe daylight saving time, its UTC relationship stays more stable throughout the year. For example, time conversion involving Kolkata depends on its current UTC offset and the offset of the other city. If daylight saving changes affect the comparison city, the exact difference can shift at different times of year. A practical meeting window for Kolkata can often be around 9:00 AM to 5:00 PM in India time, depending on the cities involved. Understanding this offset is useful for time conversion, meeting planning, business hours overlap, travel coordination, remote work, international calls, and market timing.
Useful Resources
Frequently Asked Questions About Kolkata Time
The current time in Kolkata right now is 4:28:19 PM. Kolkata follows the Asia/Kolkata time zone, so the exact local time updates continuously based on that city’s official time settings.
Kolkata is in the Asia/Kolkata time zone. This is the official time zone used in India, and it determines how local time in Kolkata aligns with Coordinated Universal Time (UTC) throughout the year.
No. Kolkata does not observe daylight saving time. Its local time remains on the same UTC offset year-round, which makes time conversion more predictable.
The current UTC offset of Kolkata is UTC+5:30. This offset is determined dynamically from the city’s time zone, which is why it may change seasonally in places that observe daylight saving time.
Right now, compared with London, Kolkata is 4 hours 30 minutes ahead of. Because both Kolkata and London may change offsets during daylight saving periods, the exact difference can vary slightly at certain times of the year. London is in United Kingdom.
For most people in India, the best time to call Kolkata is usually 9:00 AM to 6:00 PM IST. That window generally offers the most practical overlap between typical business hours in Kolkata and working hours in India, making it easier to schedule calls, meetings, and remote collaboration.
India uses a single national time zone called Indian Standard Time (IST), which is based on UTC+5:30. Even though India is geographically wide enough to span more than one solar time zone, the country follows one official clock nationwide for administrative simplicity, rail and flight scheduling, and national coordination. That is why Kolkata follows the same official time system used across most of India.
India does not use daylight saving time (DST) because the country follows a stable year-round time system based on IST (UTC+5:30). India is closer to the equator than many countries that use DST, so seasonal daylight variation is less extreme. Keeping one fixed national clock also makes time conversion more predictable for cities like Kolkata.
India uses UTC+5:30 because Indian Standard Time was historically set to reflect a midpoint that works across the country. This half-hour offset is now the official national time standard, so cities like Kolkata follow it year-round.
Countries in the Same Region as India
Explore other countries in asia and jump directly to their country time pages.