IST to GMT Converter
Convert India Standard Time (IST) to Greenwich Mean Time (GMT). GMT is 5 hours 30 minutes behind IST.
2026-08-30 00:00 UTC · epoch 1788028200
Drag across a row, or click a column, to line every zone up on the same moment. Amber = daytime, grey = night.
IST to GMT conversion table
For August 30, 2026. Offsets follow each zone's daylight-saving rules for that date.
| IST | GMT |
|---|---|
| 12 AM | 6:30 PM(previous day) |
| 1 AM | 7:30 PM(previous day) |
| 2 AM | 8:30 PM(previous day) |
| 3 AM | 9:30 PM(previous day) |
| 4 AM | 10:30 PM(previous day) |
| 5 AM | 11:30 PM(previous day) |
| 6 AM | 12:30 AM |
| 7 AM | 1:30 AM |
| 8 AM | 2:30 AM |
| 9 AM | 3:30 AM |
| 10 AM | 4:30 AM |
| 11 AM | 5:30 AM |
| 12 PM | 6:30 AM |
| 1 PM | 7:30 AM |
| 2 PM | 8:30 AM |
| 3 PM | 9:30 AM |
| 4 PM | 10:30 AM |
| 5 PM | 11:30 AM |
| 6 PM | 12:30 PM |
| 7 PM | 1:30 PM |
| 8 PM | 2:30 PM |
| 9 PM | 3:30 PM |
| 10 PM | 4:30 PM |
| 11 PM | 5:30 PM |
Frequently asked questions
What is the time difference between IST and GMT?
GMT is 5 hours 30 minutes behind IST.
How do I convert IST to GMT?
Read the IST time from the left column of the table above and the GMT time sits beside it, or drag across the hour grid to line both zones up on the same moment. When it's 9:00 AM IST, it's 3:30 AM GMT.
Does this account for daylight saving time?
Yes. IST–GMT conversions use the IANA time zone database, so the offset shown always matches each zone's real daylight-saving rules for the selected date.
Is anything I enter uploaded?
No. The converter runs entirely in your browser as WebAssembly — nothing is sent to a server.