Why India is half an hour off
Not every zone is a whole number of hours from UTC. Nepal is 45 minutes off.
2026-06-15 12:00 · UTC → Asia/Kolkata
Mon, 2026-06-15, 12:00 in UTC is Mon, 2026-06-15, 17:30 in Asia/Kolkata.
2026-06-15T12:00:00.000Z
From
UTC
Mon, 2026-06-15, 12:00
UTC+00:00 · UTC
To
Asia/Kolkata
Mon, 2026-06-15, 17:30
UTC+05:30 · GMT+5:30
What to watch for
Note
UTC does not observe daylight saving
UTC keeps the same offset all year, so its clocks never change. If the other zone does observe it, the gap between them shifts twice a year even though nothing changes on this side.
Note
Asia/Kolkata does not observe daylight saving
Asia/Kolkata keeps the same offset all year, so its clocks never change. If the other zone does observe it, the gap between them shifts twice a year even though nothing changes on this side.
Convert your own time
Use the form on the home page, or call the API or MCP server. This page is also available as markdown.