Current Time in Great Falls, Montana, United States
11:11:30 PM MDT
Friday, May 15, 2026
Time Zone Details
- IANA Zone
- America/Denver
- Time Zone
- MDT
- GMT Offset
- GMT-6
- Daylight Saving Time
- MST starts on Nov 1, 2026
- Country
- United States
- Est. Population
- ~60K people
Other Cities in This Time Zone
Frequently Asked Questions
- What time is it in Great Falls right now?
- Check the live clock above for the current time in Great Falls (MDT (GMT-6)). Use the interactive converter on this page to compare Great Falls with other cities.
- Does Great Falls observe daylight saving time?
- Yes, Great Falls is currently observing daylight saving time (MDT). Clocks will return to standard time (MST) on Nov 1, 2026.
- What is the GMT offset for Great Falls?
- Great Falls is at GMT-6 (MDT). The IANA timezone identifier is America/Denver.