Time in Great Falls, Montana now
Great Falls is in Montana and uses Mountain Time. The clock on this page is live, and the times below are worked out for the coordinates of Great Falls.
- State
- Montana
- Time zone
- Mountain Time
- Offset from UTC now
- Daylight saving time
- Yes, 8 Mar to 1 Nov
- Population
- 59,638
- Coordinates
- 47.5002° N, 111.3008° W
Sunrise and sunset in Great Falls.
Worked out for 47.5002° N, 111.3008° W from the position of the sun, and updated every minute. On the longest day of 2026 the sun is up in Great Falls for 15h 58m, and on the shortest day for 8h 26m.
- Sunrise
- Sunset
- Day length
- Solar noon
- Moon phase
- Moon lit
Great Falls compared with other cities.
How the clock in Great Falls lines up with the rest of the United States and a few cities around the world, right now.
| City | Time zone | Local time | From Great Falls |
|---|---|---|---|
| New York | Eastern Time | --:-- | |
| Chicago | Central Time | --:-- | |
| Denver | Mountain Time | --:-- | |
| Phoenix | Mountain Time without daylight saving | --:-- | |
| Los Angeles | Pacific Time | --:-- | |
| Honolulu | Hawaii-Aleutian Time | --:-- | |
| London | United Kingdom | --:-- | |
| Dubai | United Arab Emirates | --:-- | |
| Tokyo | Japan | --:-- | |
| Sydney | Australia | --:-- |
Time in places near Great Falls.
The closest places listed for Montana, with the distance from Great Falls and their local time. See every place on the Montana page.
When the clocks change in Great Falls.
Great Falls follows the national rules: clocks go forward one hour on the second Sunday of March and back one hour on the first Sunday of November, at 2:00 local time.
- 8 March 2026 Clocks go forward 1 hour Daylight saving time starts at 2:00 local time
- 1 November 2026 Clocks go back 1 hour Daylight saving time ends at 2:00 local time
- 14 March 2027 Clocks go forward 1 hour Daylight saving time starts at 2:00 local time
- 7 November 2027 Clocks go back 1 hour Daylight saving time ends at 2:00 local time
Sunrise and sunset above move with the clock change, so evenings are an hour lighter from Sunday, 8 March 2026.
Quick answers about time in Great Falls.
Short answers about the time zone, sunrise, clock changes and neighbours of Great Falls.
01
What time is it in Great Falls right now?
Great Falls is on Mountain Time, UTC-7, and UTC-6 during daylight saving time. The clock at the top of this page shows the current local time and updates every minute.
02
What time zone is Great Falls in?
Great Falls uses Mountain Time, the same zone as the rest of Montana in most cases. The Montana page shows every zone used in the state.
03
Does Great Falls observe daylight saving time?
Yes. Clocks in Great Falls go forward one hour on Sunday, 8 March 2026 and back one hour on Sunday, 1 November 2026, both at 2:00 local time.
04
What time does the sun rise in Great Falls?
Today's sunrise and sunset are shown live on this page. On the longest day of 2026 the sun rises at 05:27 and sets at 21:26, and on the shortest day it rises at 08:09 and sets at 16:36.
05
How long is the longest day in Great Falls?
The sun is up for 15h 58m on the June solstice and for 8h 26m on the December solstice. Day length changes fastest around the equinoxes in March and September.
06
What is the time difference between Great Falls and New York?
Great Falls is 2 hours behind New York all year.
07
What is the time difference between Great Falls and London?
Great Falls is 7 hours behind London for most of the year. The gap changes for a few weeks each spring and autumn, because the United States and the United Kingdom change their clocks on different dates.
08
How many people live in Great Falls?
Great Falls has about 59,638 people, which makes it one of the places listed for Montana on Time Dates. Population figures come from GeoNames.
09
Where is Great Falls?
Great Falls sits at 47.5002° N, 111.3008° W in Montana.
10
Which places are closest to Great Falls?
The closest places listed are Helena, 72 miles away, Lewistown, 93 miles away and Havre, 104 miles away. Each one shows its own local time on this page.