Time in IST and MST
The time difference between Indian Standard Time (IST) and Mountain Standard Time (MST) is 12 hours 30 minutes. Mountain Standard Time is 12 hours 30 minutes behind Indian Standard Time.
This means 9am IST is 8:30pm MST (previous day) and 5pm IST is 4:30am MST.
Indian Standard Time
- The current local time in IST is 7:04 pm (July 18, 2026)
- IST time zone offset is UTC+05:30
Mountain Standard Time
- The current local time in MST is 8:34 pm (July 18, 2026)
- MST time zone offset is UTC-07:00
How to convert Indian Standard Time to Mountain Standard Time?
Subtract 12 hours 30 minutes from Indian Standard Time to get Mountain Standard Time.
Time in IST
00:00
Time in MST
00:00
Use the slider above to convert Indian Standard Time to Mountain Standard Time and view the day and night map at different times.
Day–night colors on the map:
Day
Civil twilight
Nautical twilight
Astronomical twilight
NightTime Conversion Chart
| IST | MST |
|---|---|
| 12am | 11:30am |
| 1am | 12:30pm |
| 2am | 1:30pm |
| 3am | 2:30pm |
| 4am | 3:30pm |
| 5am | 4:30pm |
| 6am | 5:30pm |
| 7am | 6:30pm |
| 8am | 7:30pm |
| 9am | 8:30pm |
| 10am | 9:30pm |
| 11am | 10:30pm |
| 12pm | 11:30pm |
| 1pm | 0:30am |
| 2pm | 1:30am |
| 3pm | 2:30am |
| 4pm | 3:30am |
| 5pm | 4:30am |
| 6pm | 5:30am |
| 7pm | 6:30am |
| 8pm | 7:30am |
| 9pm | 8:30am |
| 10pm | 9:30am |
| 11pm | 10:30am |