Clockjumper

Time difference

Mumbai to Tehran Time Difference

Tehran is 2 hours behind Mumbai — when it's 12:00 PM in Mumbai, it's 10:00 AM in Tehran. (Mumbai (Asia/Kolkata, IST); Tehran (Asia/Tehran, IRST).) Below: live local times, the best hours for a call, a full conversion table, and exact daylight-saving dates.

Quick answer

Tehran is 2 hours behind Mumbai. The best window for a call is 11 AM–5 PM in Mumbai, which is 9 AM–3 PM in Tehran — a 6-hour overlap inside 9 AM–5 PM on both sides. Mumbai and Tehran change their clocks together (or don't change at all), so the time difference between them stays the same all year.

  • When it's 9:00 AM in Mumbai, it's 7:00 AM in Tehran.
  • When it's 9:00 AM in Tehran, it's 11:00 AM in Mumbai.

Tehran is currently 2 hours behind Mumbai.

MumbaiIST
3:06 AM
Monday, Aug 24
TehranIRST
1:06 AM
Monday, Aug 24

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12:00PM

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Best times to meet

The 9 AM – 5 PM business windows in Mumbai and Tehran overlap for 6 hours. 11 AM5 PM in Mumbai is 9 AM3 PM in Tehran. Aim somewhere in the middle of that window so neither side starts cold or finishes drained.

Quick conversion table

MumbaiTehran
12 AM10:00 PM (prev day)
1 AM11:00 PM (prev day)
2 AM12:00 AM
3 AM1:00 AM
4 AM2:00 AM
5 AM3:00 AM
6 AM4:00 AM
7 AM5:00 AM
8 AM6:00 AM
9 AM7:00 AM
10 AM8:00 AM
11 AM9:00 AM
12 PM10:00 AM
1 PM11:00 AM
2 PM12:00 PM
3 PM1:00 PM
4 PM2:00 PM
5 PM3:00 PM
6 PM4:00 PM
7 PM5:00 PM
8 PM6:00 PM
9 PM7:00 PM
10 PM8:00 PM
11 PM9:00 PM

Daylight saving

The time difference between these two cities stays the same over the next twelve months — neither zone is changing for daylight saving in that window.

  • Mumbai does not observe daylight saving time.
  • Tehran does not observe daylight saving time.

Frequently asked questions

Is Tehran ahead of or behind Mumbai?
Tehran is 2 hours behind Mumbai.
How many hours behind Mumbai is Tehran?
Tehran is 2 hours behind Mumbai.
What time is 9 AM in Mumbai in Tehran?
9:00 AM in Mumbai is 7:00 AM in Tehran.
What time is noon in Mumbai in Tehran?
12:00 PM in Mumbai is 10:00 AM in Tehran.
What time is 5 PM in Mumbai in Tehran?
5:00 PM in Mumbai is 3:00 PM in Tehran. Useful for end-of-day handoffs between the two offices.
What time is 3 PM in Mumbai in Tehran?
3:00 PM in Mumbai is 1:00 PM in Tehran.
Is Mumbai currently observing daylight saving time?
Mumbai does not observe daylight saving time — its UTC offset stays the same all year.
Is Tehran currently observing daylight saving time?
Tehran does not observe daylight saving time — its UTC offset stays the same all year.
Do Mumbai and Tehran observe daylight saving?
The time difference between these two cities stays the same over the next twelve months — neither zone is changing for daylight saving in that window.
When is the best time to call Tehran from Mumbai?
Aim for 11 AM–5 PM in Mumbai, which is 9 AM–3 PM in Tehran.
When is the best time to call Mumbai from Tehran?
Aim for 9 AM–3 PM in Tehran, which is 11 AM–5 PM in Mumbai.
Mumbai (IST) to Tehran (IRST) — how do I convert quickly?
Subtract 2 hours from Mumbai local time to get Tehran local time. Or use the converter at the top of this page — it stays accurate through daylight-saving changes automatically.