What time zone is Silverthorne in?

Silverthorne uses Mountain Standard Time (MST, UTC−7) in winter and Mountain Daylight Time (MDT, UTC−6) in summer. Its IANA time zone is America/Denver.

When is the next clock change in Silverthorne?

Clocks in Silverthorne move backward 1 hour on Sunday, November 1, 2026 at 2:00 AM, changing from MDT (UTC−06:00) to MST (UTC−07:00)

Does Silverthorne observe daylight saving time?

Yes. Silverthorne observes daylight saving time: MDT (UTC−6) in summer and MST (UTC−7) in winter.

What is the UTC offset of Silverthorne?

Silverthorne is UTC−7 in winter and UTC−6 in summer

Current Time in Silverthorne, Summit County, Colorado, USA

2:00:11 PM

14:00:11

Sunday, October 25, 2026

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

America/Denver

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Time zone details

Silverthorne is observing daylight saving time in 2026

Daylight in Silverthorne

Sunrise7:25 AMSolar noon12:48 PMSunset6:10 PM

Next clock changeNov 1, 2026 · Clocks move back 1 hour · in 6 days 11 hoursUpcomingView details Weather nowLoading current forecast…Forecast details

Location facts

Place

Country: USA
State: Colorado
County: Summit County
Place type: Populated place
Country currency: US Dollar (USD)

Practical

Country languages: English, Spanish, Hawaiian, French
Dialing code: +1
Population: 4,418
Elevation: 2,669 m

Geography

Geographic coordinates: 39° 37' N / 106° 04' W

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Clock changes in Silverthorne

Next clock change

Upcoming

Sunday, November 1, 2026

2:00 AM MDT1:00 AM MST

Clocks move back 1 hour

Sunday, March 8, 2026past
Daylight saving time starts
2:00 AM MST3:00 AM MDT
Clocks move forward 1 hour
Sunday, November 1, 2026upcoming
Daylight saving time ends
2:00 AM MDT1:00 AM MST
Clocks move back 1 hour

Future clock changes, 2027–2030

USA daylight saving time Clock changes worldwide

Sun & Moon details

Sunrise: 7:25 AM
Solar noon: 12:48 PM
Sunset: 6:10 PM
Daylight duration: 10 hr 44 min2 min 24 sec shorter than the previous day

Civil twilight: 6:57 AM – 6:38 PM
Nautical twilight: 6:26 AM – 7:09 PM
Astronomical twilight: 5:54 AM – 7:41 PM

Full MoonMoon illumination100%

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Sunday, October 25, 2026

View Silverthorne on SavvyTime's time-zone map

Sun

Sunrise: 7:25 AM (east, 105.3°)
Sunset: 6:10 PM (west, 254.4°)
Day length: 10 hr 44 min2 min 24 sec shorter than the previous day
Solar noon: 12:48 PM (38.1° altitude)

Civil twilight

Dawn to dusk: 6:57 AM – 6:38 PM

Additional twilight

Nautical dawn to dusk: 6:26 AM – 7:09 PM
Astronomical dawn to dusk: 5:54 AM – 7:41 PM

Moon

Phase: Full Moon (100% illuminated)
Moonrise: 5:39 PM (east, 69.7°)
Moonset: 6:52 AM (west, 286.8°)
Previous principal phase: First Quarter — Sunday, October 18, 2026 at 10:13 AM
Next principal phase: Full Moon — Sunday, October 25, 2026 at 10:12 PM

Seven-day daylight outlook

Sunrise, sunset, and daylight for seven local dates
Local date	Sunrise	Sunset	Day length	Daily change
Sunday, October 25	7:25 AM	6:10 PM	10 hr 44 min	2 min 24 sec shorter than the previous day
Monday, October 26	7:27 AM	6:08 PM	10 hr 42 min	2 min 24 sec shorter than the previous day
Tuesday, October 27	7:28 AM	6:07 PM	10 hr 40 min	2 min 22 sec shorter than the previous day
Wednesday, October 28	7:29 AM	6:06 PM	10 hr 37 min	2 min 21 sec shorter than the previous day
Thursday, October 29	7:30 AM	6:05 PM	10 hr 35 min	2 min 21 sec shorter than the previous day
Friday, October 30	7:31 AM	6:03 PM	10 hr 33 min	2 min 19 sec shorter than the previous day
Saturday, October 31	7:32 AM	6:02 PM	10 hr 30 min	2 min 18 sec shorter than the previous day

Weather forecast for Silverthorne

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Plan around Silverthorne

Upcoming public holidays in Colorado

Wed, Nov 11, 2026Veterans Day
Thu, Nov 26, 2026Thanksgiving Day
Fri, Dec 25, 2026Christmas Day

Nearby places

Browse places in USA

Frequently asked questions

What time zone is Silverthorne in?: Silverthorne uses Mountain Standard Time (MST, UTC−7) in winter and Mountain Daylight Time (MDT, UTC−6) in summer. Its IANA time zone is America/Denver.
When is the next clock change in Silverthorne?: Clocks in Silverthorne move backward 1 hour on Sunday, November 1, 2026 at 2:00 AM, changing from MDT (UTC−06:00) to MST (UTC−07:00)
Does Silverthorne observe daylight saving time?: Yes. Silverthorne observes daylight saving time: MDT (UTC−6) in summer and MST (UTC−7) in winter.
What is the UTC offset of Silverthorne?: Silverthorne is UTC−7 in winter and UTC−6 in summer