India Standard Time
IANA: Asia/Kolkata • Precision atomic sync
IST TO WORLD TIME CONVERSION MATRIX
When it is current time in IST (04:35), here is the exact equivalent moment across other major global zones:
| Target Time Zone | Standard Offset | Equivalent Current Time | Date Shift |
|---|---|---|---|
| UTC | GMT+0 | 23:05 | Tue, Sep 8 |
| EST | GMT-4 | 19:05 | Tue, Sep 8 |
| CST | GMT-5 | 18:05 | Tue, Sep 8 |
| PST | GMT-7 | 16:05 | Tue, Sep 8 |
| GMT/BST | GMT+1 | 00:05 | Wed, Sep 9 |
| CET | GMT+2 | 01:05 | Wed, Sep 9 |
| JST | GMT+9 | 08:05 | Wed, Sep 9 |
| BRT | GMT-3 | 20:05 | Tue, Sep 8 |
TECHNICAL SPECIFICATIONS
METROPOLITAN HUBS & COUNTRIES
Major Cities Using IST:
Countries & Sovereign Territories:
Financial & Business Impact
Home to the National Stock Exchange of India (NSE) and major global technology and software development outsourcing operations.
Esports & Server Synchronization
One of the fastest-growing mobile and PC gaming markets in the world (BGMI, Valorant, Free Fire), served by Mumbai data centers.
FREQUENTLY ASKED QUESTIONS ABOUT IST
Why does India have a half-hour timezone offset?
India adopted UTC+5:30 as a balanced median between the two natural geographic time zones (UTC+5 and UTC+6) that would otherwise divide the country, preserving national economic unity.
Does India have Daylight Saving Time?
No. India does not observe Daylight Saving Time. Clocks in India remain on UTC+5:30 all year round.
How many hours ahead of the US is India?
India (IST, UTC+5:30) is 10.5 hours ahead of US Eastern Standard Time (EST) in winter, and 9.5 hours ahead during US Daylight Saving Time (EDT).