What is the ISO week number in Great Falls?

TimeDials shows the current ISO week number for Great Falls in real time. ISO week numbers follow the ISO 8601 standard, where week 1 is the week containing the first Thursday of the year.

Does Great Falls observe daylight saving time (DST)?

Yes, Great Falls observes daylight saving time. The next clock change is on 2026-11-01 (clocks move back to GMT-7).

Time in Great Falls, Montana, United States — Local Time & Date

Live

--:--:--

Current local time in 🇺🇸 Great Falls, Montana, United States.

MST/MDT UTC-06:00

Relative to You

Detecting your timezone…

Relative to UTC

-6 hours behind

Noon here = 18:00 UTC

09:00 here = 15:00 UTC

12:00 here = 18:00 UTC

17:00 here = 23:00 UTC

ISO Week

11 Odd Week

Sun

07:43

19:07

Today

The small hours in Great Falls. The city sleeps before dawn. The current offset is UTC-06:00.

Daylight Saving Time

Last Clock Change

2026-03-08

Clocks moved forward to GMT-6

Next Clock Change

2026-11-01

Clocks will move back to GMT-7

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Quick Facts

Country	🇺🇸United States
State / Region	Montana
Timezone	MST/MDT
UTC Offset	UTC-06:00
DST	Yes — daylight saving time observed
Population	59,638
Elevation	1,014 m
Sunrise	07:43
Sunset	19:07
Coordinates	47.50°N, -111.30°E

Map

Map data © OpenStreetMap contributors

Time Difference to Major Cities

City	Difference	Local Time
New York	+2h	--:--
Los Angeles	-1h	--:--
London	+6h	--:--
Paris	+7h	--:--
Dubai	+10h	--:--
Mumbai	+11h 30m	--:--
Singapore	+14h	--:--
Tokyo	+15h	--:--
Sydney	+17h	--:--
Sao Paulo	+3h	--:--
Cairo	+8h	--:--
Shanghai	+14h	--:--

Frequently Asked Questions

What are the business hours in Great Falls?

Standard business hours in Great Falls are 09:00–17:00 local time (MST/MDT). Check the live clock above to see the current local time. Use our Time Zone Planner to find the best meeting time across cities.

What is the UTC offset for Great Falls?

Great Falls is currently at UTC-06:00. The timezone identifier is MST/MDT. When it is noon in Great Falls, it is 18:00 UTC. You can embed a live Great Falls clock on your website.

What ISO week number is it in Great Falls?

It is currently ISO week 11 (odd week) in Great Falls. ISO week numbers follow the ISO 8601 standard, where week 1 is the week containing the first Thursday of the year. Learn more about ISO week numbers.

Does Great Falls observe daylight saving time?

Yes, Great Falls observes daylight saving time (DST). The most recent change was on 2026-03-08, when clocks moved forward to GMT-6. The next change is on 2026-11-01, when clocks will move back to GMT-7.