Current Time in Big Sky, Gallatin County, Montana, USA

12:56:18 AM

00:56:18

MDT (Mountain Daylight Time) · UTC−06:00

America/Denver

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Time zone details

Big Sky is observing daylight saving time in 2026

Daylight in Big Sky

Sunrise7:02 AMSolar noon1:21 PMSunset7:39 PM
Next clock changeNov 1, 2026 · Clocks move back 1 hour · in 49 daysUpcomingView detailsWeather nowLoading current forecast…Forecast details

Location facts

Place

Country
USA
State
Montana
County
Gallatin County
Place type
Populated place
Country currency
US Dollar (USD)

Practical

Languages
English, Spanish, Hawaiian, French
Dialing code
+1
Population
2,308
Elevation
2,200 m

Geography

Geographic coordinates
45° 17' N / 111° 22' W
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Clock changes in Big Sky

Next clock change

Upcoming

2:00 AM MDT1:00 AM MST

Clocks move back 1 hour

2026

  1. past

    Daylight saving time starts

    2:00 AM MST3:00 AM MDT

    Clocks move forward 1 hour

  2. upcoming

    Daylight saving time ends

    2:00 AM MDT1:00 AM MST

    Clocks move back 1 hour

Future clock changes, 2027–2030

Sun & Moon details

Sun

Sunrise
Solar noon
Sunset
Daylight duration
12 hr 37 min3 min 7 sec shorter than the previous day

Twilight

Civil twilight
–
Nautical twilight
–
Astronomical twilight
–
Waxing CrescentMoon illumination8%
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Sunday, September 13, 2026

View Big Sky on SavvyTime's time-zone map

Sun

Sunrise
Sunset
Day length
12 hr 37 min3 min 7 sec shorter than the previous day
Solar noon
(48.3° altitude)

Civil twilight

Dawn to dusk
–

Additional twilight

Nautical dawn to dusk
–
Astronomical dawn to dusk
–

Moon

Phase
Waxing Crescent (8% illuminated)
Moonrise
Moonset
Previous principal phase
New Moon — Thursday, September 10, 2026 at
Next principal phase
First Quarter — Friday, September 18, 2026 at

Seven-day daylight outlook

Sunrise, sunset, and daylight for seven local dates
Local dateSunriseSunsetDay lengthDaily change
12 hr 37 min3 min 7 sec shorter than the previous day
12 hr 34 min3 min 8 sec shorter than the previous day
12 hr 31 min3 min 7 sec shorter than the previous day
12 hr 27 min3 min 8 sec shorter than the previous day
12 hr 24 min3 min 8 sec shorter than the previous day
12 hr 21 min3 min 8 sec shorter than the previous day
12 hr 18 min3 min 8 sec shorter than the previous day

Weather forecast for Big Sky

Temperature unit
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Plan around Big Sky

Upcoming public holidays in Montana

  1. Columbus Day
  2. Election Day
  3. Veterans Day

Frequently asked questions

What time zone is Big Sky in?
Big Sky currently uses Mountain Daylight Time (MDT). Its IANA time zone is America/Denver.
When is the next clock change in Big Sky?
Clocks in Big Sky move backward 1 hour on Sunday, November 1, 2026 at 2:00 AM, changing from MDT (UTC−06:00) to MST (UTC−07:00)
Is Big Sky currently on daylight saving time?
Big Sky is observing daylight saving time in 2026
What is the UTC offset in Big Sky right now?
Big Sky is currently UTC−06:00