What is 8 AM IST in MDT?
8 AM IST = 8:30 PM MDT (20:30). On today's live calendar that lands on Sun, Apr 26 in MDT, which means the answer is a previous day conversion rather than a static offset lookup.
Timezone converter
IST to MDT currently uses India Time in Asia/Kolkata and Mountain Time in America/Ciudad_Juarez as the live reference pair, with a -11h 30m live gap. IST to MDT matters whenever Mumbai and Ciudad Juárez need to coordinate across a -11h 30m gap. The IST side covers India and Israel, while MDT covers Mexico and Canada — that country mix is the practical reason this conversion shows up in calendars rather than the abstract offset math.
Last updated Apr 26, 2026. Offset math, DST behavior, and city coverage on both sides are refreshed from the live timezone dataset during the page revalidation window.
IST is ambiguous in this dataset, so the live converter uses Asia/Kolkata as the busiest reference zone while the city list below shows the wider label family.
From
India Time
Asia/Kolkata · GMT+5:30 +05:30
Major markets in this grouping include Mumbai, Delhi, Bengaluru, Hyderabad.
To
Mountain Time
America/Ciudad_Juarez · MDT -06:00
Major markets in this grouping include Ciudad Juárez, Calgary, Edmonton, Denver.
Current gap
-11h 30m
IST +05:30 vs MDT -06:00
9-to-5 overlap
No shared block
Meetings usually need an early or late handoff.
Representative countries
India, Israel, and Sri Lanka / Mexico, Canada, and United States
Based on the busiest city and zone usage found in the current dataset.
IST (Mumbai, +05:30) to MDT (Ciudad Juárez, -06:00) is currently a -11h 30m conversion. Live coverage on the IST side is anchored by Mumbai, Delhi, Bengaluru, and Hyderabad; the MDT side draws from Ciudad Juárez, Calgary, Edmonton, and Denver.
IST to MDT matters whenever Mumbai and Ciudad Juárez need to coordinate across a -11h 30m gap. The IST side covers India and Israel, while MDT covers Mexico and Canada — that country mix is the practical reason this conversion shows up in calendars rather than the abstract offset math.
This pair is trans-Pacific, with one side in the Americas and the other in Asia or Oceania. The -11h 30m gap is large enough that morning on one side reliably overlaps evening on the other, which is why this conversion mostly serves global supply chains, gaming launch schedules, and follow-the-sun engineering.
MDT follows seasonal clock changes through America/Ciudad_Juarez, while IST stays on a fixed offset year-round. The result is a gap that quietly shifts by an hour twice a year — short by an hour in winter (or summer, depending on hemisphere) and back to normal afterwards.
IST and MDT sit 11h 30m apart, which leaves no shared 9-to-5 block. Live meetings have to bend one side's day, so most teams settle for one of two narrow windows: very early on the late side, or very late on the early side. That makes async messages, recorded standups, and clear handoff notes more valuable than calendar invites.
IST coverage on this page is led by Mumbai, India, Delhi, India, Bengaluru, India, and Hyderabad, India, with 2 more in the live dataset. That mix is what makes IST feel anchored to South and Southeast Asian business hubs in practice rather than just an abbreviation on a chart.
MDT coverage is led by Ciudad Juárez, Mexico, Calgary, Canada, Edmonton, Canada, and Denver, United States, with 2 more anchoring the wider label family. Combined with the IST side, this conversion ends up describing trans-Pacific outsourcing handoffs, gaming and entertainment release windows, and follow-the-sun engineering rotations.
Adjust the time — digits roll like an odometer. Swap button flips the zones.
Quick conversions for 9 AM, noon, 3 PM, 6 PM, and 9 PM based on today's local calendar.
| IST | MDT | Day relation |
|---|---|---|
| 9:00 AM | 9:30 PMSun, Apr 26 | previous day |
| 12:00 PM | 12:30 AMMon, Apr 27 | same day |
| 3:00 PM | 3:30 AMMon, Apr 27 | same day |
| 6:00 PM | 6:30 AMMon, Apr 27 | same day |
| 9:00 PM | 9:30 AMMon, Apr 27 | same day |
Quick conversions for 9 AM, noon, 3 PM, 6 PM, and 9 PM based on today's local calendar.
| MDT | IST | Day relation |
|---|---|---|
| 9:00 AM | 8:30 PMSun, Apr 26 | same day |
| 12:00 PM | 11:30 PMSun, Apr 26 | same day |
| 3:00 PM | 2:30 AMMon, Apr 27 | next day |
| 6:00 PM | 5:30 AMMon, Apr 27 | next day |
| 9:00 PM | 8:30 AMMon, Apr 27 | next day |
IST to MDT ranges from IST 9:00 AM (which lands at MDT 9:30 PM) through IST 9:00 PM (MDT 9:30 AM). With no clean 9-to-5 overlap between IST and MDT, both ends of this range push outside standard hours — useful for recorded standups and async work, awkward for live calls.
MDT to IST ranges from MDT 9:00 AM (which lands at IST 8:30 PM) through MDT 9:00 PM (IST 8:30 AM). Most of those slots fall on a different calendar day on the IST side, which is why this direction always needs explicit dates in invites and ticket comments — the time alone is not enough.
These direct answers are here for the exact-intent searches people actually use, like “10 AM IST to MDT” or “4 PM IST in MDT”.
8 AM IST = 8:30 PM MDT (20:30). On today's live calendar that lands on Sun, Apr 26 in MDT, which means the answer is a previous day conversion rather than a static offset lookup.
9 AM IST = 9:30 PM MDT (21:30). On today's live calendar that lands on Sun, Apr 26 in MDT, which means the answer is a previous day conversion rather than a static offset lookup.
10 AM IST = 10:30 PM MDT (22:30). On today's live calendar that lands on Sun, Apr 26 in MDT, which means the answer is a previous day conversion rather than a static offset lookup.
11 AM IST = 11:30 PM MDT (23:30). On today's live calendar that lands on Sun, Apr 26 in MDT, which means the answer is a previous day conversion rather than a static offset lookup.
12 PM IST = 12:30 AM MDT (00:30). On today's live calendar that lands on Mon, Apr 27 in MDT, which means the answer is a same day conversion rather than a static offset lookup.
1 PM IST = 1:30 AM MDT (01:30). On today's live calendar that lands on Mon, Apr 27 in MDT, which means the answer is a same day conversion rather than a static offset lookup.
2 PM IST = 2:30 AM MDT (02:30). On today's live calendar that lands on Mon, Apr 27 in MDT, which means the answer is a same day conversion rather than a static offset lookup.
3 PM IST = 3:30 AM MDT (03:30). On today's live calendar that lands on Mon, Apr 27 in MDT, which means the answer is a same day conversion rather than a static offset lookup.
4 PM IST = 4:30 AM MDT (04:30). On today's live calendar that lands on Mon, Apr 27 in MDT, which means the answer is a same day conversion rather than a static offset lookup.
5 PM IST = 5:30 AM MDT (05:30). On today's live calendar that lands on Mon, Apr 27 in MDT, which means the answer is a same day conversion rather than a static offset lookup.
6 PM IST = 6:30 AM MDT (06:30). On today's live calendar that lands on Mon, Apr 27 in MDT, which means the answer is a same day conversion rather than a static offset lookup.
9 PM IST = 9:30 AM MDT (09:30). On today's live calendar that lands on Mon, Apr 27 in MDT, which means the answer is a same day conversion rather than a static offset lookup.
The live gap is -11h 30m right now, based on Asia/Kolkata at +05:30 and America/Ciudad_Juarez at -06:00. America/Ciudad_Juarez changes offset on November 1, 2026, so the gap moves to -12h 30m after that transition.
There is no strict 9 AM to 5 PM overlap right now, so this pair is better for handoffs, travel planning, or async coordination than for midday meetings.
Asia/Kolkata
GMT+5:30 · +05:30
America/Ciudad_Juarez
MDT · -06:00
These are the busiest live references selected from the abbreviation families on this page.
| IST | MDT |
|---|---|
| 05:30 | 18:00 |
| 06:30 | 19:00 |
| 07:30 | 20:00 |
| 08:30 | 21:00 |
| 09:30 | 22:00 |
| 10:30 | 23:00 |
| 11:30 | 00:00 |
| 12:30 | 01:00 |
| 13:30 | 02:00 |
| 14:30 | 03:00 |
| 15:30 | 04:00 |
| 16:30 | 05:00 |
| 17:30 | 06:00 |
| 18:30 | 07:00 |
| 19:30 | 08:00 |
| 20:30 | 09:00 |
| 21:30 | 10:00 |
| 22:30 | 11:00 |
| 23:30 | 12:00 |
| 00:30 | 13:00 |
| 01:30 | 14:00 |
| 02:30 | 15:00 |
| 03:30 | 16:00 |
| 04:30 | 17:00 |
Countries represented here include India, Israel, and Sri Lanka.
Countries represented here include Mexico, Canada, and United States.
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