Current Time in India
India Standard Time (IST) · UTC+5:30 · No Daylight Saving Time
Current Time in Other Cities
| City | Current Time |
|---|---|
| 🇺🇸 New York | --:-- -- |
| 🇬🇧 London | --:-- -- |
| 🇦🇪 Dubai | --:-- -- |
| 🇯🇵 Tokyo | --:-- -- |
| 🇦🇺 Sydney | --:-- -- |
About India's Time Zone
India uses a single timezone — India Standard Time (IST), UTC+5:30 — for the entire country. From Kashmir in the far north to Kanyakumari at the southern tip, from Gujarat in the west to Arunachal Pradesh in the east, every Indian city and state runs on the same clock.
The half-hour offset is intentional. When India adopted a unified national timezone in 1905 (and confirmed it in 1947 at independence), the government chose the 82.5° East meridian as the reference point — roughly the geographic center of the country. That meridian corresponds to exactly UTC+5:30, placing local noon within 30 minutes of solar noon for most of the population.
India does not observe Daylight Saving Time. IST is fixed at UTC+5:30 all year. The consequence for global scheduling: when the US springs forward in March or the UK switches to BST in late March, the time difference between India and those countries changes — but India's clock stays put. This is worth knowing for anyone with standing weekly calls between India and North America or Europe.
📊 India's IT and business process industry employs over 5 million people, a significant proportion of whom work in US-aligned or EU-aligned time windows — making IST one of the most frequently converted timezones in global business. NASSCOM
India Standard Time vs Other Major Timezones
| City / Zone | IST Ahead By | Changes with DST? |
|---|---|---|
| New York (EST) | +10h 30m | Yes — gap drops to +9h 30m in US summer |
| Chicago (CST) | +11h 30m | Yes — gap drops to +10h 30m in US summer |
| Los Angeles (PST) | +13h 30m | Yes — gap drops to +12h 30m in US summer |
| London (GMT) | +5h 30m | Yes — gap drops to +4h 30m when UK uses BST |
| Dubai (GST) | +1h 30m | No — UAE never changes |
| Singapore (SGT) | -2h 30m | No — Singapore never changes |
| Tokyo (JST) | -3h 30m | No — Japan never changes |
| Sydney (AEST) | -4h 30m | Yes — gap changes Oct–Apr when Australia uses AEDT |
Negative values mean IST is behind that zone. All differences are from IST (UTC+5:30) perspective.
Best Times to Call India from Other Countries
India's standard business hours are roughly 9:00 AM to 6:00 PM IST. The overlap window for international calls depends heavily on where you're calling from:
| Calling From | Best Window (Their Time) | IST equivalent |
|---|---|---|
| New York (EST) | 8:00–9:30 AM EST | 6:30–8:00 PM IST (winter) |
| New York (EDT) | 8:00–9:30 AM EDT | 5:30–7:00 PM IST (summer) |
| London (GMT) | 9:00–11:30 AM GMT | 2:30–5:00 PM IST (winter) |
| Los Angeles (PST) | 11:00 AM–12:30 PM PST | 12:30–2:00 AM IST +1 |
For a live overlap finder, the meeting scheduler shows available hours across your team's locations simultaneously.
Frequently Asked Questions
What timezone is India in?
India uses India Standard Time (IST), which is UTC+5:30. The entire country operates on a single timezone — there are no regional variations within India. IST stays at UTC+5:30 year-round.
Is India UTC+5 or UTC+5:30?
India is UTC+5:30 — 5 hours and 30 minutes ahead of UTC. The half-hour offset was set in 1905 when India adopted a single national timezone based on the 82.5°E meridian (midway between India's eastern and western borders). This was the solar time closest to "middle India."
Does India observe Daylight Saving Time?
No. India does not observe Daylight Saving Time. IST is fixed at UTC+5:30 all year. The time difference between India and countries that do observe DST (like the US and UK) changes twice a year — but that change is on their side, not India's.
What is the best time to call India from the US?
The best window for US East Coast + India calls is 8:00–9:30 AM Eastern Time — that is 6:30–8:00 PM IST in summer (EDT) and 7:30–9:00 PM IST in winter (EST). For US West Coast, add 3 hours: 11:00 AM–12:30 PM PST works best.
What is the IANA timezone identifier for India?
The IANA timezone identifier for India is Asia/Kolkata. This is what programming languages, operating systems, and timezone databases use. "Asia/Calcutta" is an older alias for the same timezone.