Offset
The time difference between Mumbai and Phoenix is 12.5 hours.
Mumbai (IST) is ahead of Phoenix (MST).
IST: UTC+5:30
MST: UTC-7
Neither Mumbai nor Phoenix is currently observing daylight saving time.
When to schedule
Standard business hours (9 AM–5 PM, Mon–Fri) in Mumbai and Phoenix don't overlap on the same weekday. Phoenix is 12 hours behind Mumbai.
Realistic options: hand off asynchronously, or stretch one side by an hour to catch the other team at the start or end of their day.
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
United States
- New Year's DayThu, Jan 1
- Martin Luther King, Jr. DayMon, Jan 19
- Presidents DayMon, Feb 16
- Memorial DayMon, May 25
- Juneteenth National Independence DayFri, Jun 19
- Independence DayFri, Jul 3
- Labour DayMon, Sep 7
- Columbus DayMon, Oct 12
- Veterans DayWed, Nov 11
- Thanksgiving DayThu, Nov 26
- Christmas DayFri, Dec 25
About these zones
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Mumbai | Phoenix | Day |
|---|---|---|
| 12:00 am | 11:30 am | -1 day |
| 1:00 am | 12:30 pm | -1 day |
| 2:00 am | 1:30 pm | -1 day |
| 3:00 am | 2:30 pm | -1 day |
| 4:00 am | 3:30 pm | -1 day |
| 5:00 am | 4:30 pm | -1 day |
| 6:00 am | 5:30 pm | -1 day |
| 7:00 am | 6:30 pm | -1 day |
| 8:00 am | 7:30 pm | -1 day |
| 9:00 am | 8:30 pm | -1 day |
| 10:00 am | 9:30 pm | -1 day |
| 11:00 am | 10:30 pm | -1 day |
| 12:00 pm | 11:30 pm | -1 day |
| 1:00 pm | 12:30 am | Same day |
| 2:00 pm | 1:30 am | Same day |
| 3:00 pm | 2:30 am | Same day |
| 4:00 pm | 3:30 am | Same day |
| 5:00 pm | 4:30 am | Same day |
| 6:00 pm | 5:30 am | Same day |
| 7:00 pm | 6:30 am | Same day |
| 8:00 pm | 7:30 am | Same day |
| 9:00 pm | 8:30 am | Same day |
| 10:00 pm | 9:30 am | Same day |
| 11:00 pm | 10:30 am | Same day |
Daylight saving time
Neither Mumbai nor Phoenix observes daylight saving time. The offset between these zones remains constant year-round.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 6:01 AM
- Sunset
- 7:16 PM
- Day length
- 13h 15m
- Sunrise
- 5:19 AM
- Sunset
- 7:38 PM
- Day length
- 14h 19m
Daylight overlap: 1h 27m — 5:49 PM–7:16 PM in Mumbai (5:19 AM–6:46 AM in Phoenix). Both locations are in daylight during this window.
Cities in these zones
Other cities in India Standard Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in India Standard Time
- BOM
- NMI
- DEL
- BLR
- HYD
- AMD
- MAA
- CCU
- STV
- PNQ
Airports in Mountain Standard Time
- AZA
- PHX
Related conversions
Common conversions
- What is 9:00 am Mumbai in Phoenix?
- 9:00 am Mumbai is 8:30 pm Phoenix, the previous day.
- What is 12:00 pm Mumbai in Phoenix?
- 12:00 pm Mumbai is 11:30 pm Phoenix, the previous day.
- What is 12:30 pm Mumbai in Phoenix?
- 12:30 pm Mumbai is 12:00 am Phoenix.
- What is 2:00 pm Mumbai in Phoenix?
- 2:00 pm Mumbai is 1:30 am Phoenix.
- What is 5:00 pm Mumbai in Phoenix?
- 5:00 pm Mumbai is 4:30 am Phoenix.
- What is 11:30 pm Mumbai in Phoenix?
- 11:30 pm Mumbai is 11:00 am Phoenix.